| Comparative study between two drugs that is FERROUS SULPHATE and FERROUS ASCORBATE given orally in the treatment of anaemia (the commonest condition with low haemoglobin levels in body) during pregnancy | COMPARATIVE STUDY OF EFFICACY OF FERROUS SULPHATE AND FERROUS ASCORBATE IN THE TREATMENT OF ANEMIA IN PREGNANCY - Nil | CTRI/2025/02/081444 |
| Vasopressor dependent shock: Intravenous vitamin C versus placebo on vasopressor use. The VALENCIA study | A double-blinded pilot randomized control trial comparing the effect of intravenous vitamin C versus placebo on vasopressor requirements in a cohort of vasopressor dependent patients suffering from a systemic inflammatory response syndrome. | ACTRN12617001392358 |
| Additional effect of hydrolysed collagen/vitamin C in exercise treatment for Patellar Tendinopathy (Jumper*s knee); a randomized controlled trial | Additional effect of hydrolysed collagen/vitamin C in exercise treatment for Patellar Tendinopathy (Jumper*s knee); a randomized controlled trial - the JUMPFOOD study | NL-OMON52228 |
| Improvement of Tolerance of Bowel Cleansing Before Colonoscopy in Diabetic Patients | Improvement of Tolerability for Bowel Preparation for Colonoscopy in Diabetic Patients. A Randomized Controlled Trial of Two Bowel Preparation Protocols Including 4 Liters PEG vs. 2 Liters PEG Plus Ascorbic Acid. iDIMEPREP Study. | NCT02297399 |
| Vitamin C as add-on Therapy in Patients With Acute Herpes Zoster | A Double-blind, Placebo-controlled, 4-arm Pilot Study on the Use of Vitamin C as Add on Therapy in Patients With Acute Herpes Zoster | NCT05561257 |
| Vitamin blood levels and severity of foot ulceration | Vitamin C, D and zinc levels and the link to severity of foot ulceration | ACTRN12622001274763 |
| Low Dose Vitamin C in Burns >20% Compared to Previous Studies With High Dose Vitamin C | High Dose Intravenous Versus Low Dose Oral Vitamin C in Burn Care: Potential Protective Effects in the Severely Burned: A Retrospective Cohort Study | NCT05612867 |
| Vitamin C, Vitamin B1 and Steroid in Sepsis | Effects of Vitamin C, Thiamine and Hydrocortisone in Septic Shock: a Randomized, Controlled Trial | NCT04039815 |
| Effect of Injectable Platelet Rich Fibrin Augmented With Vitamin C Compared to Injectable Platelet Rich Fibrin Alone on Healing of Necrotic Mature Single Rooted Teeth With Chronic Peri-apical Periodontitis Following Regenerative Endodontics (A Randomized Controlled Trial) | Effect of Injectable Platelet Rich Fibrin Augmented With Vitamin C Compared to Injectable Platelet Rich Fibrin Alone on Healing of Necrotic Mature Single Rooted Teeth With Chronic Peri-apical Periodontitis Following Regenerative Endodontics (A Randomized Controlled Trial) | NCT05585359 |
| Efficacy of intravenous versus oral high-dose vitamin C on patients with postherpetic neuralgia: a prospective 4-week, randomized, open-label, controlled clinical trial. | Efficacy of intravenous versus oral high-dose vitamin C on patients with postherpetic neuralgia: a prospective 4-week, randomized, open-label, controlled clinical trial. - effects of oral versus intravenous ascorbate. | JPRN-UMIN000011367 |
| Vitamin C & Thiamine in Sepsis | Vitamins B1 and C to Improve Outcomes in Patients With Severe Sepsis | NCT03592277 |
| Effect of Colon Delivered Vitamin C on Gut Microbiota and Related Health Biomarkers in Healthy Older Adults | Effect of Colon Delivered Vitamin C on Gut Microbiota and Related Health Biomarkers in Healthy Older Adults | NCT05598619 |
| To assess the analgesic efficacy of Vitamin C in prevention of post operative sore throat occurring post tracheal intubation. | To evaluate the role of intra operative Vitamin C on severity of post operative sore throat following endotracheal intubation. - Vitamin C | CTRI/2022/09/045642 |
| Vitamin C and zinc for healing of foot ulcers | Vitamin C and zinc for healing of foot ulcers in people attending a high risk foot service | ACTRN12622001144707 |
| Experimental regimen of hydrocortisone, vitamin C and thiamine in the treatment of severe sepsis and septic shock | Experimental regimen of hydrocortisone, vitamin C and thiamine in the treatment of severe sepsis and septic shock | ChiCTR1900024864 |
| Metabolic mechanism of high-dose intravenous vitamin C in sepsis | Metabolic mechanism of high-dose intravenous vitamin C in sepsis | ChiCTR2200062795 |
| Ascorbic Acid, Corticosteroids, and Thiamine in Sepsis (ACTS) Trial | Ascorbic Ccid, Hydrocortisone, and Thiamine in Sepsis and Septic Shock - A Randomized, Double-Blind, Placebo-Controlled Trial | NCT03389555 |
| Impact of Vitamin C on opioïd Consumption After an Emergency Department Visit for Acute Musculoskeletal Pain | Impact of Vitamin C on the Reduction of Opioid Consumption After an Emergency Department Visit for Acute Musculoskeletal Pain: A Double-Blind Randomized Control Trial Protocol | NCT05555576 |
| 48-hours Moisturization Activity of Piramal Lacto calamine Vitamin C Gel | A Clinical Study to Evaluate the 48-hours Moisturization Potential of Piramal Lacto calamine Vitamin C Gel on Healthy Human Subjects - NIL | CTRI/2024/12/078606 |
| Effect of vitamin c supplementation on procalcitonin biomarker in community acquired pneumonia | Comparison of the effectiveness of vitamin c supplementation on procalcitonin biomarker in community acquired pneumonia | IRCT20150706023084N3 |
| The effect of administering high doses of intravenous vitamin C in severe traumatic brain injuries | The effect of administering high doses of intravenous vitamin C in severe traumatic brain injuries | IRCT20230530058344N1 |
| Effect of Sharbat Anar Sheerin in comparision with Ferrous Ascorbate in iron deficiency anemia during pregnancy-A randomised controlled trial | Effect of Sharbat Anar Sheerin versus Ferrous Ascorbate in iron deficiency anemia during pregnancy- A randomized controlled trial - nil | CTRI/2025/01/078969 |
| The effect of vitamin C administration on the Consumption of blood products in patients undergoing open heart surgery in two groups of tranexamine and vitC+tranexamine (randomized clinical trial) | The effect of vitamin C administration on the Consumption of blood products in patients undergoing open heart surgery in two groups of tranexamine and vitC+tranexamine (randomized clinical trial) | IRCT20230607058400N1 |
| Evaluation of the effect of vitamin C on flu-like syndrome in multiple sclerosis patients receiving beta-interferon | Evaluation of the effect of vitamin C on frequency and severity of flu-like syndrome in multiple sclerosis patients receiving beta-interferon | IRCT20211122053145N2 |
| Effect of dextromethorphan and vit c in postoperative pain in abdominal surgery | Comparison The effect of intravenous vitamin C with dextromethorphan syrup before abdominal surgery on postoperative pain | IRCT20230612058463N1 |
| Vitamin C and Zinc in Patients With Enterocutaneous Fistulas. | Effectiveness of Doses of Vitamin c and Zinc in Patients With High Enterocutaneous Fistulas Receiving Nutrition Parenteral Therapy on Closure and Recurrence. Randomized Clinical Trial. | NCT06009744 |
| Ketogenic diet along with high-dose ascorbic acid in triple-negative breast cancer | Effect of a medium-chain triglyceride (MCT)-Based Ketogenic Dietary Intervention along with high-dose intravenous ascorbic acid among overweight/obese patients with triple-negative breast cancer | IRCT20161022030424N11 |
| The Effect of Vitamin C for Iron Supplementation During Pregnancy with Risk of Anemia | The Effect of Vitamin C for Iron Supplementation During Pregnancy with Risk of Anemia | NCT05975125 |
| A comparison between oral ferrous ascorbate and intravenous iron sucrose for the prevention of anemia during pregnancy. | A randomized control trial to compare the role of intravenous iron sucrose versus oral ferrous ascorbate for prophylaxis of anemia in pregnant women. | CTRI/2024/04/066003 |
| Effectiveness of N-acetyl cysteine(NAC) and vitamin C in patients with endometriosis | Effectiveness of N-acetyl cysteine(NAC) and vitamin C in patients with endometriosis | IRCT20220817055727N2 |
| Clinical study of Iron supplement in anemic pregnant women | An open-label, randomized, comparative study investigating efficacy and safety of iron supplement vs. ferrous ascorbate tablet in pregnant women with iron deficiency anemia. - NIL | CTRI/2024/07/070773 |
| The Effect of Combined Iron Protocols on Perioperative Allogeneic Transfusion | Effect of Iron Sucrose Combined With Human Erythropoietin and Vitamin C on Perioperative Allogeneic Red Blood Cell Infusion in Major Cardiac Surgery | NCT06012760 |
| The effect of vitamin C on the repair of extracted tooth socket | Investigating the effect of vitamin C on the repair of extracted tooth socket | IRCT20221212056786N1 |
| Observation on the efficacy and safety of vitamin C + arginine + magnesium sulfate in patients with advanced lung cancer | Observation on the efficacy and safety of vitamin C + arginine + magnesium sulfate in patients with advanced lung cancer | ChiCTR2300074134 |
| To check the effect of Plum Vitamin C serum for skin brightening. | A single blind clinical study to evaluate the effectiveness and Safety of Plum Vitamin C serum for skin brightening. - NIL | CTRI/2023/08/056537 |
| The Impact of Oral Vitamin C in Prevention for Post Operative Atrial Fibrillation (POAF) in Coronary Artery Bypass Surgery (CABG) Patients | Post Operative Atril Fibrillation : The Impact of Oral Vitamin C in Reducing the Risk in Egyptian CABG Patients | NCT06074367 |
| The effect of platelet rich plasma and vitamin C on rotator cuff tears | Comparative Efficacy of Platelet-Rich Plasma (PRP) Injection Versus PRP Combined with Vitamin C Injection for Partial-Thickness Rotator Cuff Tears: A Randomized Controlled Trial | IRCT20230821059205N1 |
| A comparative Clinical study to assess the bioavailability of FIL-Vitamin C formulation in healthy volunteers. | A randomized, single-dose, double-blind, active-controlled, two-way crossover study to assess the oral bioavailability of FIL-Vitamin C in healthy volunteers. - Nil | CTRI/2023/09/057212 |
| Combination of Steroids and Vitamin C to improve recovery in children with severe infection | Resuscitation in Paediatric Sepsis using Hydrocortisone and Vitamin C - A Randomized Controlled Multicentre Trial - RESPOND | CTRI/2023/09/057494 |
| Analgesic Effect of Melatonin and Vitamin C Administration, Alone or In Combination in Major Abdominal Surgery. | Analgesic Effect of Melatonin and Vitamin C Administration, Alone or In Combination in Major Abdominal Surgery. A Randomized Double-blind Study | NCT06374771 |
| Microneedling Technique with Vitamin C Versus Surgical Abrasion in the Treatment of Gingival Racial Pigmentation: RCT | Microneedling Technique with Vitamin C Versus Surgical Abrasion in the Treatment of Gingival Racial Pigmentation: A randomized controlled trial | PACTR202309613841955 |
| Comparative assessment of the absorption of a generic formulation of ferrous sulfate/sodium ascorbate modified release tablet against the innovator ferrous sulfate/sodium ascorbate modified release tablet conducted under fasting conditions with diet control in healthy male volunteers | A single dose, randomized, blinded, bioequivalence study of a test formulation of ferrous sulfate/sodium ascorbate controlled release tablet in a 2 way crossover comparison against the innovator ferrous sulfate/sodium ascorbate modified release tablet conducted under fasting conditions with diet control in healthy male volunteers | ACTRN12618000222246 |
| The Effect of Intravenous Sodium Ascorbate on Secondary Brain Injury in a Cohort of Severe Traumatic Brain Injury patients: The Orange Concentrate Randomised Control Trial. | A double-blinded pilot randomized control trial comparing the effect of intravenous vitamin C versus placebo on secondary neurological injury in a cohort of severe traumatic brain injury patients. | ACTRN12617001553369 |
| Short-term vitamin C supplementation can improve endothelial function in patients with chronic heart failure. | Short-term vitamin C supplementation can improve endothelial function in patients with chronic heart failure. | ChiCTR2300071077 |
| Comparison of Bioavailability of Liposomal and Traditional Formulation of Vitamin C | Comparison of Bioavailability of Liposomal and Traditional Formulation of Vitamin C | NCT05843617 |
| Comparative evaluation of microneedling with vitamin C and vitamin C alone in the management of thin gingival phenotype: A split mouth randomized clinical trial. | Comparative evaluation of microneedling with vitamin C and vitamin C alone in the management of thin gingival phenotype: A split mouth randomized clinical trial. | CTRI/2022/10/046813 |
| The beneficial effect on short-term fatigue of a food supplement based on pomegranate, vitamin C and vitamins of group B. | Study of the efficacy of a food supplement based on pomegranate, vitamin C and B vitamins, in adults with short-term fatigue: monocentric, controlled, randomized, parallel-group, double-blind clinical study. | ISRCTN74944427 |
| Vitamin C Mesotherapy Versus Diode Laser for the Management of Physiologic Gingival Pigmentation | Vitamin C Mesotherapy Versus Diode Laser for the Management of Physiologic Gingival Pigmentation (Randomized Controlled Clinical Trial) | NCT05608057 |
| Perioperative oral vitamin C, D, and zinc supplementation in orthopedic patients with revision arthroplasty. | Perioperative oral vitamin C, D, and zinc supplementation in orthopedic patients with revision arthroplasty. | DRKS00027380 |
| Effect of High Doses of intravenous Vitamin C on Coagulation Factors and Vascular endothelium in Sepsis Patients. | Investigating the effect of high doses of intravenous vitamin C on coagulation factors and vascular endothelium in sepsis patients | IRCT20190718044264N1 |
| Vitamin C in cesarean Effect of vitamin C in bleeding control of cesarean | Evaluation the effect of intravenous vitamin C injection during cesarean on the control of bleeding during cesarean and after that in pregnant women candidate for elective cesarean | IRCT20221112056479N1 |
| Efficacy of Megadose Vitamin C in Severe and Critical Ill COVID-19 Patients. | Clinical Efficacy of Megadose Vitamin C in Severe and Critical Ill COVID-19 Patients (CEMVISCC): A Multicenter, Randomized, Single-blind, Placebo-controlled Clinical Trial | NCT05694975 |
| Effect of Intravenous Vitamin C on SOFA Score Among Septic Patients | Effect of Intravenous Vitamin C on Sequential Organ Failure Assessment (SOFA) Score Among Septic Patients: Randomized Controlled Trial | NCT04137276 |
| Effect of Vitamin C Supplementation in Patients With Primary Hypothyroidism | Effect of Vitamin C Supplementation in Patients With Primary Hypothyroidism Requiring High Levothyroxine Dosage; a Randomized Control Trial | NCT05733078 |
| The effect of vitamin C in shock | Effect of vitamin C on inflammatory profile and circulatory shock in colon cancer patients undergoing colectomy in Imam Khomeini Hospital in Tehran 2023 | IRCT20120216009045N5 |
| Effect of perioperative intravenous injection of vitamin C on pain after total knee replacement | Effect of perioperative intravenous injection of vitamin C on pain after total knee replacement | ChiCTR2300068511 |
| Perioperative Blood Conservation: Role of Combined Iron Supplementation Protocols in Reducing Allogeneic Transfusion | Short-term Preoperative Combined Iron, Erythropoietin, and Vitamin C Therapy in Patients With Iron-deficiency Anaemia Undergoing Elective Cardiac Surgery: a Randomised Controlled Trial | NCT06968936 |
| Vitamin C in Allogeneic Hematopoietic Stem Cell Transplantation | Assessment of the Efficacy of High-Dose Intravenous Vitamin C on Severity of Acute Graft Versus Host Disease After Allogeneic Hematopoietic Stem Cell Transplantation: A Randomized, Triple-Blind, Placebo-Control Trial | IRCT20140818018842N31 |
| Effect of vitamin C on pain and inflammatory responses after total hip arthroplasty: a prospective randomized controlled study | Effect of vitamin C on pain and inflammatory responses after total hip arthroplasty: a prospective randomized controlled study | ChiCTR2300068723 |
| Vitamin C on Acute and Chronic Post Mastectomy Pain | Impact of Perioperative Vitamin C on Acute and Chronic Post Mastectomy Pain After Breast Cancer Surgery | NCT05770596 |
| A Study to Evaluate the Effect of Vitamin C On Cortisol suppression After Induction by Etomidate in Patients Undergoing Elective Surgeries Under General Anaesthesia | A Study to Evaluate the Effect of Injection Vitamin C On Serum Cortisol After Single Dose Induction by Injection Etomidate in Patients Undergoing Elective ENT Surgeries Under General Anaesthesia - SDECVC | CTRI/2023/03/050363 |
| Effect of perioperative intravenous injection of vitamin C on pain after total hip replacement | Effect of perioperative intravenous injection of vitamin C on pain after total hip replacement | ChiCTR2300069613 |
| An open label pilot study of 30% sodium asCOrbate aS OSMOtherapy in patientS with traumatic brain injury and raised intracranial pressure- The COSMOS study | An open label pilot feasibility study of 30% sodium asCOrbate aS OSMOtherapy in patientS with traumatic brain injury and raised intracranial pressure | ACTRN12625000178448 |
| Comparative evaluation of efficacy of locally injected dexamethasone with and without Vitamin C in lower jaw fractures | Comparative evaluation of efficacy of locally injected dexamethasone with and without Vitamin C in mandibular fractures – A Randomized Control Trial | CTRI/2023/04/051275 |
| The effect of vitamin C supplementation on oxidative stress indices and skin repigmentation of patient with vitiligo | The effect of vitamin C supplementation on oxidative stress indices and skin repigmentation of patient with vitiligo | IRCT20230123057193N1 |
| Vitamin c Supplementation in the Prevention of CRPS Following Distal Radius Fractures | The Role of Vitamin c Supplementation in the Prevention of CRPS Following Distal Radius Fractures: a Randomized Control Study | NCT05842395 |
| The use of vitamin C in seasickness and visually induced motion sickness - a randomised placebo-controlled trial in sailors | The use of vitamin C in seasickness and visually induced motion sickness - a randomised placebo-controlled trial in sailors | DRKS00031323 |
| Effect of vitamin C supplementation on children with Osteogenesis Imperfecta | Evaluation of musculoskeletal pain and collagen production in patients with vitamin C supplemented osteogenesis imperfecta: pilot study of a randomized controlled trial | RBR-65q4hg |
| Comparative Bioavailability of Two Forms of Vitamin C | A Randomized, Double-blind, Placebo-controlled Crossover Study Comparing the Bioavailability of Two Forms of Vitamin C in Plasma and Leukocytes Over 24 Hours. | NCT01852903 |
| Effect of supplementation beetroot capsul with or without vitamin C on oxidative stress factors in patients with chronic coronary heart disease | Effect of supplementation beetroot capsul with or without vitamin C on serum fatty acids and oxidative stress factors in patients with chronic coronary heart disease. Double blind Randomized trial | IRCT20210217050393N3 |
| Vitamin C, Hydrocortisone and Thiamine in Patients With Septic Shock | Vitamin C, Hydrocortisone and Thiamine in Patients With Septic Shock: a Randomized Clinical Study (VITAMIN TRIAL) | NCT05192213 |
| Microneedling with tranexamic acid and also microneedling with vitamin C for the treatment of melasma | Evaluation of the effectiveness of microneedling with Tranexamic acid in comparison with microneedling with vitamin C in the treatment of melasma | IRCT20210608051516N1 |
| Assessment of Gastric pH Changes Induced by Ascorbic Acid Tablets | Assessment of Gastric pH Changes Induced by Ascorbic Acid Tablets | NCT04199624 |
| Analgesic and Anti-inflamatory Effect of Vit. B | The Analgesic and Anti-inflamatory Effect of Vitamin B Versus Vitamin C Infusion in Patients Undergoing Laparoscopic Cholecystectomy ; a Randomized Controlled Trial | NCT06857734 |
| The effect vitamin C supplementation on infertile women with polycystic ovary syndrome | The comparison of the effectiveness of vitamin C supplementation with balance diet, versus Placebo on the Luteinizing hormone, follicle-stimulating hormone, Dehydroepiandrosterone, testosterone, estradiol, progesterone and sex hormone-binding protein in infertile women with polycystic ovary syndrome | IRCT2013030312672N1 |
| SPF of Mamaearth Vitamin C Daily Glow Sunscreen | An In-Vivo Study to determine the Sun Protection Factor of Mamaearth Vitamin C Daily Glow Sunscreen - NIL | CTRI/2025/02/081264 |
| Treatment of periodontitis non-surgically by topical melatonin and vitamin C | Evaluation of the effect of topically applied melatonin and vitamin C in non-surgical treatment of chronic periodontitis | ISRCTN68604984 |
| Hmong Microbiome ANd Gout, Obesity, Vitamin C (HMANGO-C) | Hmong Microbiome ANd Gout, Obesity, Vitamin C (HMANGO-C) | NCT04938024 |
| Therapies to prevent progression of COVID-19 in outpatients: The 'Primary Care Australian COVID-19 Therapeutics' (PACT) Trial | Therapies to prevent progression of COVID-19, including Ivermectin, Doxycycline, Vitamin C, Vitamin D, and Zinc with or without Famotidine: a randomised placebo-controlled double-blind multi-centre outpatient trial | ACTRN12622000386730 |
| The effect of vitamin C from kiwifruit on human immune cell function | The effect of vitamin C from kiwifruit on human immune cell cytokine responses in young adults aged 18 - 35 years. | ACTRN12621000755831 |
| The effect of long-term use of vitamin C on pain reduction in patients with hand osteoarthritis | Investigation of the effect of long-term use of vitamin C on pain reduction in patients with hand osteoarthritis | IRCT20200325046859N3 |
| Effect of kiwifruit on vitamin C status of people susceptible to respiratory infections | Effect of kiwifruit intervention on vitamin C status of people with recurrent respiratory infections | ACTRN12621000769886 |
| A comparative post marketing surveillance study to compare the efficacy and safety for the combination of Vitamin C, Vitamin E, Lutein, Zeaxanthin, Zinc and copper with the combination of Astaxanthin, L-Glutathione and Lutein (contains Zeaxanthin) in the patients of Age-related macular degeneration. | A prospective, open labelled, parallel, multicentric, comparative post marketing surveillance study to compare the efficacy and safety of AREDS 2 formula, the combination of Vitamin C, Vitamin E, Lutein, Zeaxanthin, Zinc and copper with the combination of Astaxanthin, L-Glutathione and Lutein (contains Zeaxanthin) in the patients of Age-related macular degeneration (AMD). | CTRI/2021/08/035406 |
| Does vitamin C decrease post-operative pain in surgery to the foot and ankle? | Can Vitamin C prevent Complex Regional Pain Syndrome in adults undergoing surgery to the foot and ankle? A double-blinded randomised, multi-centre, controlled feasibility study. | ACTRN12621000812897 |
| The effect of adding vitamin C tablets to the treatment regimen of patients with major depressive disorder | The effect of adding oral vitamin C to standard treatment of major depressive disorder | IRCT20130311012782N56 |
| Effect of treatment with (Hydrocortisone+ Ascorbic acid+ Neurobion)on multiple trauma patients | Evaluation of treatment with (Hydrocortisone+ Ascorbic acid+ Neurobion) on the prognosis of multiple trauma patients in comparison with control group | IRCT20201116049410N1 |
| Treatment of melasma with picosecond laser combined with Vitamin C serum | Treatment of melasma with picosecond laser combined with Vitamin C serum | ChiCTR2100048857 |
| The Effect of Vitamin C on GCF Total Oxidant Capacity in Smoker Patients With Periodontitis | The Effect of Vitamin C Supplementation on GCF Total Oxidant Capacity in Smoker Patients With Periodontitis Following Non-surgical Periodontal Therapy. A Randomized Controlled Clinical Trial | NCT05009355 |
| High-dose Intravenous Vitamin C (HDIVC) as Adjuvant Therapy in Critical Patients With Positive COVID-19. A Pilot Randomized Controlled Dose-comparison Trial. | High-dose Intravenous Vitamin C (HDIVC) as Adjuvant Therapy in Critical Patients With Positive COVID-19. A Pilot Randomized Controlled Dose-comparison Trial. | NCT05029037 |
| Comparison of the effect of vitamin C and N-acetyl cysteine (NAC) on improving clinical symptoms and reducing the duration of hospitalization in patients with covid-19 | Comparison of the effect of vitamin C and N-acetyl cysteine (NAC) on improving clinical symptoms and reducing the duration of hospitalization in patients with covid-19 | IRCT20141209020258N160 |
| The effect of nitroglycerin and vitamin C combination on surgical wounds | The effect of nitroglycerin and vitamin C combination on surgical wounds | IRCT20201028049175N7 |
| Evaluating the effect of Del Nido cardioplegia solution containing Vitamin C on perioperative clinical outcomes and laboratory criteria of CABG patients | Evaluating the effect of Del Nido cardioplegia solution containing Vitamin C on perioperative clinical outcomes and laboratory criteria of CABG patients | IRCT20220716055477N1 |
| High Doses Vitamin C and Tissular Repair in Surgical Patients | "Effect of High Doses of Vitamin C on the Tissular Reparation (Healing) in Patients Under Surgery in the ""Hospital de Los Valles""." | NCT04896359 |
| Magnesium Oxide and Vitamin C in Migraine | Comparison of the Effectiveness of Magnesium Oxide and Vitamin C Supplementation in Prevention of Migraine Headaches | IRCT20201221049787N1 |
| Comparison of 1L PEG plus ascorbic acid with Linaclotide versus Sennoside for colon cleaning in constipated patients: A single blind, randomized controlled clinical trial. | Comparison of 1L PEG plus ascorbic acid with Linaclotide versus Sennoside for colon cleaning in constipated patients: A single blind, randomized controlled clinical trial. - Efficacy of Linaclotide as an adjuvant for bowel preparation in constipated patients: A single blind, randomized controlled clinical trial. | JPRN-UMIN000040416 |
| Multicenter study to evaluate the efficacy of 1L Ascorbic acid PEG plus linaclotide for bowel preparation | Multicenter study to evaluate the efficacy of 1L Ascorbic acid PEG plus linaclotide for bowel preparation: a randomized, endoscopist-blinded, controlled trial - Apple trial | JPRN-jRCTs051210162 |
| Trial to evaluate comparable efficacy of a 1-L PEG and ascorbic acid with sennoside versus a 2-L PEG and ascorbic acid for bowel preparation | A prospective, randomized and endoscopist-blinded trial to evaluate comparable efficacy of a 1-L PEG and ascorbic acid with sennoside versus a 2-L PEG and ascorbic acid for bowel preparation - Senno trial | JPRN-jRCT1051220043 |
| Picosecond Laser combined with a Cream Formulation Containing Levorotatory Vitamin C 10% and Arbutin 4% for Treatment of Melasma | Picosecond Laser combined with a Cream Formulation Containing Levorotatory Vitamin C 10% and Arbutin 4% for Treatment of Melasma | ChiCTR2100042939 |
| Pharmacokinetics of Vitamin C Sustained ReleaseTablets 500 mg | A Double-Blind, Balanced, Randomized, Single dose, Parallel arm, Placebo controlled study to determine the Pharmacokinetics of Vitamin C Sustained ReleaseTablets 500 mg Manufactured by Inventia Healthcare Ltd in Healthy, Adult, Human Subjects Under Fasting Conditions. - SLS-CT-0006-20-VITA | CTRI/2021/02/031421 |
| The effect of zinc and vitamin C supplementation on sexual function and satisfaction nulliparous women | Comparison of the effect of zinc and vitamin C supplementation with placebo on performance and sexual satisfaction of nulliparous women | IRCT20130731014229N12 |
| A STUDY TO ESTIMATE THE SERUM VITAMIN C IN RECURRENT UPPER RESPIRATORY TRACT INFECTIONS IN CHILDREN AND TO FOUND CORRELATION BETWEEN THE SAME. | A STUDY ON CORRELATION BETWEEN SERUM VITAMIN C AND RECURRENT UPPER RESPIRATORY TRACT INFECTIONS IN CHILDREN | CTRI/2021/03/031693 |
| Vitamin C, Thiamine, Cyanocobalamine, Pyridoxine and Hydrocortisone in Sepsis | Difference in Mortality and Evolution in Septic Patients Treated With Vitamin C, Tiamine, Cyanocobalamine, Pyridoxine and Hydrocortisone Treated at the ICU of General Hospital Zone 11 IMSS Piedras Negras Coahuila. | NCT04197115 |
| A clinical trial to compare the rise in hemoglobin and serum ferritin levels after giving either intravenous iron sucrose or oral ferrous ascorbate to anemic pregnant women. | Iron Deficiency Anemia in Pregnancy:Intravenous Versus Oral Route | CTRI/2010/091/001290 |
| Effects of Vitamin C, Vitamin D3, Coenzyme Q10 and antioxidant formula of different supplement forms on micronutrient, biomarker blood levels and quality of life | Effects of Vitamin C, Vitamin D3, Coenzyme Q10 and antioxidant formula of different supplement forms on micronutrient, biomarker blood levels and quality of life. | TCTR20190205002 |
| Study the effect of vitamin D3 and vitamin C on glycemic control and oxidative stress markers in Type-2 Diabetes mellitus patients. | A prospective, open label, 3 arm, parallel group comparative study toevaluate the effect of short term treatment with vitamin Dâ?? and vitamin Con glycemic control and oxidative stress markers in inadequatelycontrolled type-2 diabetes mellitus. | CTRI/2021/03/032373 |
| Role of Antioxidants (Vitamin C and E) in the Management of Schizophrenia | Role of Selected Antioxidants (Vitamin C and E) in the Management of Schizophrenia | NCT04078048 |
| ADVANCE-CSX Pilot – Antioxidant Treatment with Vitamin C in Cardiac Surgery Patients – a Clinical Pilot Study | ADVANCE-CSX Pilot – Antioxidant Treatment with Vitamin C in Cardiac Surgery Patients – a Clinical Pilot Study | EUCTR2019-001086-32-DE |
| A Bioavailability study of formulated Vitamin C (F-CAS-70) in comparison with unformulated Vitamin C (UF-CAS-70) supplementation in healthy volunteers. | A randomized, single-dose, double-blind, 2-way crossover, 2 sequence study to assess the bioavailability of formulated Vitamin C (F-CAS-70) in comparison with normal unformulated Vitamin C (UF-CAS-70)supplementation in healthy volunteers. | CTRI/2021/01/030450 |
| Preoperative IMRT With Concurrent High-dose Vitamin C and mFOLFOX6 in Locally Advanced Rectal Cancer | Safety and Efficacy of Preoperative IMRT (Intensity-modulated Radiation Therapy) With Concurrent High-dose Intravenous Vitamin C and mFOLFOX6 in Locally Advanced Rectal Cancer Patients: a Prospective Study. | NCT04801511 |
| Comparing the rectal Indomethacin plus vitamin C injection versus rectal indomethacin on prevention of post ERCP pancreatitis | Effect of indomethacin suppository plus vitamin C injection verusus indomethacin suppository in prevention of post ERCP pancreatitis | IRCT20121021011192N11 |
| evaluation of the effects of Ascorbic acid on attenuation of the statin induced myopathy | Clinical evaluation of the effects of Ascorbic acid on attenuation of the statin induced myopathy: a randomized double blinded placebo-controlled clinical trial | IRCT20191106045356N2 |
| Effect of Vitamin C supplementary in Childhood pneumonia | Effect of Vitamin C supplementary in Childhood pneumonia | TCTR20210427006 |
| The Effect of Liposome Vitamin C on the Absorption and Metabolism of the Human Body. | The Effect of Liposome Vitamin C on the Absorption | NCT04886752 |
| International ALLIANCE Study of Therapies to prevent progression of COVID-19, a randomized trial | Therapies to prevent progression of COVID-19, including Hydroxychloroquine, Azithromycin, Zinc, Vitamin D with or without Vitamin C, a multi-centre, international, randomized trial: The International ALLIANCE Study - Stage 1 | ACTRN12620000557932 |
| Comparative Study of Intravenous Iron versus Intravenous Ascorbic Acid for Treatment of Functional Iron Deficiency in Hemodialysis Patients | Comparative Study of Intravenous Iron versus Intravenous Ascorbic Acid for Treatment of Anaemic Hemodialysis Patients with High Ferritin and Low Transferrin Saturation | IRCT201112248501N1 |
| Effect of Iron Supplementation for Treatment of Anemia in Pregnancy on Maternal and Newborn Outcomes in Belgaum District, Karnataka | Evaluation of effect of Iron Sucrose Vs Ferrous Ascorbate for treatment of Anemia in pregnancy on maternal and newborn outcomes at selected Primary Health Centers of Belgaum District - A Randomized Controlled Trial | CTRI/2012/12/003199 |
| Vitamin C 4 Care Homes | Vitamin C 4 Care Homes: a Pilot and Feasibility Study to Assess Daily Vitamin C Requirement of Care Home Residents | NCT05122481 |
| Tolerance of Two Forms of Vitamin C in Acid-sensitive Adults | A Randomized, Double-blind, Crossover Study Comparing the Tolerance of Two Forms of Vitamin C in Acid Sensitive Adults | NCT01873820 |
| Combination of vitamin C and vitamin B1 in the treatment of early sepsis based on concentration analysis | Combination of vitamin C and vitamin B1 in the treatment of early sepsis based on concentration analysis | ChiCTR2300072751 |
| Effect of vitamin C on head truama ; | The effect of high dose of vitamin C on brain acute phase biomarker in patients with diffuse axonal brain injury . | IRCT20210123050123N1 |
| Evaluation of Plasma Vitamin C Levels in a Population of Chronic Rheumatism in Immuno-Rheumatology | Evaluation of Plasma Vitamin C Levels in a Population of Chronic Rheumatism in Immuno-Rheumatology | NCT05345899 |
| The safety and efficacy of vitamin C solution combined with sodium bicarbonate in relieving discomfort after Lugol chromoendoscopy: a prospective, multicenter trial | Vitamin C solution combined with sodium bicarbonate for relieve discomfort after Lugol chromoendoscopy | ChiCTR2200058315 |
| Effect of drug vitamin C and N Acetyl Cysteine given into vein for after surgery pain and opioid drug utilisation in gynaecologic cancer surgeries done laparoscopically | Effect of intravenous Vitamin C and N Acetyl Cysteine on postoperative pain and opioid consumption after laparoscopic Gynaec oncology surgery- A Comparative randomised controlled trial | CTRI/2019/09/021332 |
| Efficacy of Early Intravenous High-dose Vitamin C in Post-cardiac Arrest Shock. | Efficacy of Early Intravenous High-dose Vitamin C in Post-cardiac Arrest Shock: a Multicenter, Randomized Controled Trial. | NCT05817851 |
| Changes in inflammatory markers following vitamin c supplementation in head and neck cancer surgeries | Modulation of inflammatory markers following Perioperative vitamin c supplementation in head and neck onco surgeries.A prospective randomised trial in a tertiary care centre. | CTRI/2022/04/042012 |
| Role of Vitamin C supplement as an adjunct to tuberculosis treatment | Role of Vitamin C supplement as an adjunct to tuberculosis treatment in new smear sputum positive pulmonary tuberculosis – An exploratory trial | CTRI/2022/05/042586 |
| Effect of iron and vitamin C co-supplementation in hyperthyroidism patients | Effect of iron and vitamin C co-supplementation on thyroid hormones, hematological parameters, oxidative stress, inflammation, and quality of life in hyperthyroidism patients | IRCT20090822002365N27 |
| Oral Vitamin_C Effect in Treatment of Cornea | Oral Ascorbate Effect on Corneal Epithelial Healing Time and Haze Formation After Trans_epithelial Photorefractive Keratectomy | IRCT20220601055053N1 |
| A verification study of the promoting effect of the test food on vitamin C absorption into the blood | A verification study of the promoting effect of the test food (200 mg) on vitamin C absorption into the blood: a randomized, placebo-controlled, double-blind, crossover comparison trial - A verification study of the promoting effect of the test food (200 mg) on vitamin C absorption into the blood | JPRN-UMIN000048162 |
| Assessing the effect of vitamin B1 and vitamin C on treatment of sever sepsis | Assessing the effect of vitamin B1 and vitamin C on attenuation of mortality due to sever sepsis | IRCT20210518051339N1 |
| Flexor tendon repair in zone II | Evaluation of the results of vitamin C injection in flexor tendon repair in zone II | IRCT20211201053235N7 |
| TO SEE THE EFFECT OF VITAMIN C AS AN ANALGESIC | To determine the effect of intravenous vitamin C on the postoperstive pain in patients undergoing laparoscopic cholecystectomy under general anaesthesia | CTRI/2022/07/043759 |
| Evaluation of Safety and Dosing of a Vitamin C Bundle for Sepsis Treatment in Africa | Evaluation of Pharmacokinetics, Safety and Feasibility for Administration of Two Doses of Intravenous Vitamin C Combined With Vitamin B1 for the Management of Adult Patients Admitted With Sepsis to Kiruddu National Referral Hospital | NCT04999137 |
| The effect of intravenous vitamin C on the incidence of pharyngocutaneous fistula after total laryngectomy | The effect of intravenous vitamin C on the incidence of pharyngocutaneous fistula after total laryngectomy in patients with laryngeal cancer | IRCT20220605055077N1 |
| ROLE OF VITAMIN C IN MANAGEMENT OF COVID 19 | EVALUATION OF THE EFFICACY OF INTRAVENOUS VITAMIN C IN THE MANAGEMENT OF COVID 19 -A Prospective Randomized Controlled Trial - VCMC | CTRI/2020/11/029230 |
| The effect of prp enriched with vitamin C on the skin donor site | Evaluation of the effect of PRP (Platelet-Rich Plasma) enriched with vitamin C on skin graft site in burn patients | IRCT20220620055224N1 |
| A verification study of the promoting effect of the test food on vitamin C absorption into the blood | A verification study of the promoting effect of the test food (1000 mg) on vitamin C absorption into the blood: a randomized, placebo-controlled, double-blind, crossover comparison trial - A verification study of the promoting effect of the test food (1000 mg) on vitamin C absorption into the blood | JPRN-UMIN000048161 |
| Phase II Study of PARP Inhibitor Olaparib and IV Ascorbate in Castration Resistant Prostate Cancer | Phase II Study of PARP Inhibitor Olaparib and IV Ascorbate in Castration Resistant Prostate Cancer | NCT05501548 |
| Effect of test drugs (Hydrocortisone, Ascorbic acid, and Thiamine) in patients with septic shock. | Metabolic Resuscitation in Pediatric Septic Shock Using HAT (Hydrocortisone, Ascorbic acid and Thiamine) Therapy an Open Label Randomized Controlled Trial | CTRI/2023/11/059609 |
| A COMPARATIVE STUDY TO ACCESS EFFICACY OF ZINC AND VITAMIN C LOZENGES FOR REDUCING POSTOPERATIVWE SORETHROAT | TO EVALUATE THE EFFICACY OF PROPHYLACTIC ZINC VERSUS PLACEBO LOZENGES IN PREVENTING POST OPERATIVE SORETHROAT IN PATIENTS FOLLOWING INTUBATION USING KING VISION VIDEOLARYNGOSCOPE: A COMPARATIVE STUDY - ZNVITC | CTRI/2022/02/040663 |
| Effect of oral Vitamin C on rate of Atrial Fibrillation in Post-CABG patients | Effect of oral Vitamin C on rate of Atrial Fibrillation in Post-CABG patients referred to BuAli Sina hospital in Qazvin during 2017-2018 | IRCT20201102049232N2 |
| The effect of intravenous vitamin C infusion on improvement of cerebral blood flow of diabetic patients and evaluation of brain oxygenation with a cerebral oximeter during general anesthesia in vascular surgery | The effect of intravenous vitamin C infusion and evaluation of brain oxygenation with a cerebral oximetry in improving brain perfusion of diabetic patients during general anesthesia in vascular surgery | IRCT20210830052345N1 |
| Topical Tranexamic Acid Versus Topical Vitamin C With Microneedling in Periorbital Hyperpigmentation; Comparative Study | Topical Tranexamic Acid Versus Topical Vitamin C With Microneedling in Periorbital Hyperpigmentation; Comparative Study | NCT04697992 |
| The effect of vitamin C in the treatment of patients with COVID-19 | Evaluation of the effect of high-dose vitamin C in the treatment of patients with COVID-19 admitted to the critical care ward | IRCT20210714051891N1 |
| The Effect of Vitamin C Supplementation on Plasma Total Antioxidant Capacity after Scaling and Rootplaning in Smokers with Chronic Periodontitis | The Effect of Vitamin C Supplementation on Plasma TAOC after Scaling and Rootplaning in Smokers with Chronic Periodontitis - The Effect of Vitamin C Supplementation on Plasma TAOC after Scaling and Rootplaning in Smokers with Chronic Periodontitis : The Effect of Vitamin C supplementation on plasma TAOC after SRP in Smokers with CP | JPRN-UMIN000043364 |
| Effect of vitamin C supplementation on peripheral oxidative stress markers in women who received progestin suppression after surgery for endometriosis | Effect of vitamin C supplementation on peripheral oxidative stress markers in women who received progestin suppression after surgery for endometriosis | TCTR20211220003 |
| Compare Effects of EpiCor and Vitamin C to Vitamin C Alone on the Common Cold or Influenza in Healthy Children | A Double-blind, Randomized, Controlled Study to Compare the Effects of Syrup With EpiCor and Vitamin C to Syrup With Vitamin C Alone on the Common Cold or Influenza in Generally Healthy Children | NCT04093206 |
| A Study to Demonstrate the Efficacy and Tolerability of Ferrous Bisglycinate Chelate in Iron Deficiency Anaemia and to Compare These With Those of Ferrous Ascorbate. | A Multicentre, Randomized, Laboratory-blinded, Parallel-group Study to Demonstrate the Efficacy and Tolerability of Ferrous Bisglycinate Chelate in Iron Deficiency Anaemia and to Compare These With Those of Ferrous Ascorbate. | NCT01160198 |
| A Single Site, Randomized, Single-Blind, Parallel-group, Placebo-Controlled Study to investigate reduction of inflammation using Intravenous Sodium Ascorbate in patients with Cellulitis | A Single Site, Randomized, Single-Blind, Parallel-group, Placebo-Controlled Study to investigate reduction of inflammation using Intravenous Sodium Ascorbate in patients with Cellulitis | ACTRN12610000762055 |
| Effects of vitamin C on covid-19 patients | Assessment of intravenous of vitamin C therapeutic effects on laboratory findings in covid-19 patients | IRCT20220228054146N1 |
| A Phase I Trial of High-Dose Ascorbate in Glioblastoma Multiforme | A Phase I Trial of High-Dose Ascorbate in Glioblastoma Multiforme | NCT01752491 |
| Role of Mega Dose of Vitamin C in Critical COVID-19 Patients | Effects of Mega Dose Vitamin C in Critically Ill COVID-19 Patients: A Randomized Control Trial | NCT04682574 |
| Bioavailability of Orally Ingested Vitamin C | Investigating the Oral Bioavailability of Vitamin C Administered Using Phosphycell™ Technology - a Phosphatidylcholine-lipid Encapsulation Technology. | NCT05183880 |
| Effect of Collagen/Vitamin C in Jumper's Knee; a RCT | Additional Effect of Collagen/Vitamin C in Exercise Treatment for Patellar Tendinopathy (Jumper's Knee); a Randomized Controlled Trial | NCT05407194 |
| Effect of vitamin C infusion on aldosterone and renin levels and erythrocyte sedimentation rate | Effect of vitamin C infusion on aldosterone and renin levels and erythrocyte sedimentation rate in patients under anesthesia with etomidate in elective laparotomy | IRCT20180107038251N5 |
| Gemcitabine, Ascorbate, Radiation Therapy for Pancreatic Cancer, Phase I | Gemcitabine, Ascorbate, Radiation Therapy for Pancreatic Cancer, Phase I | NCT01852890 |
| Evaluation of Ascorbate-Meglumine Therapeutic for SRS | Phase 1, Single-Center, Dose-Escalating, Open-Label, Safety Clinical Trial of Parenteral Ascorbate-Meglumine As a Novel Magnetic Resonance Imaging (MRI)-guided Adjunctive Therapeutic for Stereotactic Radiosurgery (SRS) | NCT06433791 |
| Evaluation of the effect of vitamin C on some blood indicators of dialysis patients | Evaluation of the effect of vitamin C supplementation on selected blood laboratory indicators of chronic kidney diseases, a double blind randomized control trial | IRCT20100102002954N25 |
| Investigating the effects of zinc sulfate and vitamin C supplementation in sepsis management in septic patients | Investigating the effects of zinc sulfate and vitamin C supplementation in sepsis management in septic patients | IRCT20080901001165N67 |
| Comparative study of effectiveness of intravenous high dose of vitamin C and vitamin B1 in patients with severe infection. | To compare efficacy of high dose Vitamin C infusion and Thiamine (vitamin B1) infusion in patients of sepsis. - NIL | CTRI/2024/03/063852 |
| The Effect of Vitamin C Supplementation on Plasma Vitamin C levels after Scaling and Rootplaning in Periodontitis-Smokers | The Effect of Vitamin C Supplementation on Plasma Vitamin C Levels after Scaling and Rootplaning in Periodontitis-Smokers - The Effect of Vitamin C Supplementation on Plasma Vitamin C Levels after Scaling and Rootplaning in Periodontitis-Smokers : Vitamin C Supplementation on Plasma Vitamin C levels after SRP in Periodontitis-Smokers | JPRN-UMIN000043365 |
| Comparison of two oral iron preparations for treatment of iron deficiency anemia in children | Ferrous Ascorbate Vs Ferrous Sulphate for the Treatment of Iron Deficiency Anemia in Children. - NIL | CTRI/2024/05/066760 |
| Comparison Between IPRF With Vit. C and IPRF Alone in Management of ID'Pain | Comparison Between Injectable Platelet Rich Fibrin With Vitamin C and Injectable Platelet Rich Fibrin Alone in Management of ID'Pain | NCT06345092 |
| PET-guided high-dose vitamin C synergised with 131I, 177Lu-DOTA-TATE, 177Lu-PSMA for advanced thyroid cancer, neuroendocrine tumours, and prostate cancer | PET-guided high-dose vitamin C synergised with 131I, 177Lu-DOTA-TATE, 177Lu-PSMA for advanced thyroid cancer, neuroendocrine tumours, and prostate cancer | ChiCTR2300076126 |
| Considering the administration of Desferral supplementary and Vitamin C on the ferritin levels of Quid 19 patients | Considering the administration of Desferral supplementary and Vitamin C on the ferritin levels of Quid 19 patients | IRCT20190121042444N3 |
| Evaluation of intravenous vitamin C administration on methadone excretion | Evaluation of intravenous vitamin C administration on methadone excretion in methadone toxicity patients | IRCT20200621047863N1 |
| Impact of Vitamin C Supplementation on Hospital Outcomes in Children Undergoing Corrective Heart Surgery for Congenital Heart Diseases | Impact of Vitamin C Supplementation on the Hospital Outcomes in Children Undergoing Corrective Heart Surgery for Congenital Heart Diseases | NCT06789640 |
| The effect of vitamin C in the treatment of pneumonia | Investigating the effect of vitamin C administration on improving pneumonia in children 2 to 12 years of age | IRCT20101106005114N3 |
| Efficacy of Vitamin C Supplement vs Spinal Manipulation to Treatment in Lateral Epicondylitis | Efficacy of Vitamin C Supplement Addiction vs. High-speed Spinal Manipulation to Routine Physiotherapy Treatment in Lateral Epicondylitis | NCT04445727 |
| Effects of Hydrolyzed Collagen and Vitamin C on Explosive Performance | Effects of Hydrolyzed Collagen and Vitamin C on Explosive Performance | NCT04437758 |
| The effect of vitamin C supplementation on Quality of spermogram in infertile men with Asthenozoospermia with a balanced diet in Mother and Childhospital, shiraz, 1392. | The effect of vitamin C supplementation on Quality of spermogram in infertile men with Asthenozoospermia with a balanced diet in Mother and Childhospital, shiraz, 1392. | IRCT20140622018187N9 |
| Effect of Vitamin C Supplementation on HbA1c in Type 2 Diabetic Patients | Effect of Vitamin C Supplementation on Glycemic Control in Type 2 Diabetic Patients: a Double-blind randomized controlled trial, Egypt. | PACTR202006610508575 |
| 16 Weeks' Dietary Supplementation With Iron and Iron + Vitamin C on Cerebral Blood Flow and Energy Expenditure in Women of Reproductive Age | 16 Weeks' Dietary Supplementation With Iron and Iron + Vitamin C on Cerebral Blood Flow and Energy Expenditure in Women of Reproductive Age | NCT04477018 |
| Vitamin C in Children with Septic Shock- A Randomised Controlled Trial | Vitamin C versus Placebo in Pediatric Septic Shock (VITACiPS)- A Randomised Controlled Trial - VITACiPS | CTRI/2020/01/022886 |
| Relationship between vitamin C deficiency and frailty in acutely hospitalized patients | Association between vitamin C deficiency and frailty in elderly patients aged 75 and above admitted in the acute medical wards | ACTRN12620000655943 |
| Effect of vaginal consumption of vitamin C supplementation in the treatment bacterial vaginitis | The effect of vaginal consumption of vitamin C supplementation on the improvement of the role of metronidazole in the treatment of patients with bacterial vaginitis | IRCT20160905029710N2 |
| Aerobic Training and vitamin C on Hypertension | Effect of Consuming vitamin C during High -Intensity Aerobic Training on Catalase and Nitric Oxide activity in Hypertension Men | IRCT20191225045892N1 |
| The effect of Vitamin C mouthwash on oral health | The effect of Vitamin C mouthwash on streptococcus mutans growth and gingival health | IRCT20191225045891N2 |
| Evaluation of mega-dose Vitamin C for patients with severe infections who are admitted to the intensive care unit | Mega-dose Vitamin C for patients with septic shock: a pilot randomised controlled trial | ACTRN12620000651987 |
| The effect of a new low volume bowel preparation versus a high volume bowel preparation, a randomized trial | Efficacy of a novel 1l PEG plus ascorbate (Plenvu) bowel preparation vs. 2l PEG plus ascorbate (Moviprep), a randomized controlled multicenter trial | EUCTR2018-003304-39-DK |
| Estimation of salivary levels of Riboflavin, Vitamin C levels and analyzing oral health parameters in chronic psychiatric rehabilitation patients | Estimation of salivary levels of Riboflavin, vitamin C levels and analyzing oral health parameters in chronic psychiatric rehabilitation patients | CTRI/2022/12/048299 |
| Zinc, Chromium, Vitamin C, and Copper Combination Supplement for Prediabetes Progression | A Combination of Zinc, Chromium, Vitamin C, and Copper Supplement for Prediabetes Progression: Randomized Controlled-Trial in Jakarta | NCT04511468 |
| Effect of microneedling Comparing with Topical Insulin and Topical Vitamin c in the Treatment of Post Acne Atrophic Scars. | A Comparative Study to Assess the Efficacy and safety of Micro needling with Topical insulin versus Microneedling with Topical vitamin C in the treatment of Post acne atrophic scars. - Nil | CTRI/2024/10/075145 |
| Evaluation of vitamin C effect on levels of urinary MCP 1 (Monocyte Chemoattractant Protein 1) in diabetic nephropathy patients. | TO STUDY THE EFFECT OF VITAMIN C ON URINARY MCP 1 (MONOCYTE CHEMOATTRACTANT PROTEIN 1) LEVELS IN DIABETIC NEPHROPATHY PATIENTS. | CTRI/2020/05/025437 |
| To compare the efficiency in reducing gum pigmentation using microneedling and blade with and without Vitamin C | Revolutionizing Gingival Depigmentation: Unveiling the Efficacy of Microneedling and Scalpel Technique with and without Topical Vitamin C A Split-Mouth Clinical Trial. - NIL | CTRI/2025/04/084025 |
| Efficacy Evaluation of 16 Weeks' Dietary Supplementation With Iron Bis-glycinate Plus Vitamin C on Cognitive Function, Subjective Mood, Fatigue, Health and Well-being | Efficacy Evaluation of 16 Weeks' Dietary Supplementation With Iron Bis-glycinate Plus Vitamin C on Cognitive Function, Subjective Mood, Fatigue, Health and Well-being in Non-anaemic Iron Deficient and Iron Sufficient Women of Reproductive Age | NCT04469010 |
| Assessment of the Effect of Oral Vitamin C Supplementation on Early Phase Healing of Mandibular Fractures with Ultrasonography | Assessment of the Effect of Oral Vitamin C Supplementation on Early Phase Healing of Mandibular Fractures with Ultrasonography | PACTR202501506241008 |
| Assessing the Effect of Vitamin C Replacement as an Auxiliary Treatment for Anemia in Chronic Kidney Patients on Hemodialysis | Efficacy of ascorbic acid as adjunctive therapy in the treatment of anemia in chronic renal patients undergoing hemodialysis | RBR-5jfjx9 |
| The effect of selenium, vitamin C and methylprednisolone combination on mortality and morbidity of Covid-19 patients. | The effect of combination of selenium, vitamin C and methylprednisolone in acute respiratory distress syndrome mortality and morbidity from COVID-19 | IRCT20190312043030N2 |
| Role of Vitamin C in Cardiac Vasoplegia After Cardiopulmonary Bypass | Role of Preoperative IV Administration of Vitamin C in Patients at Risk for Cardiac Vasoplegia After Cardiopulmonary Bypass | NCT04519281 |
| """Liposomal Encapsulated Vitamin C in Complex Regional Pain Syndrome""" | Prevention of Complex Regional Pain Syndrome Using Liposomal Encapsulated Vitamin C in Programmed Knee Surgery; A Prospective Randomized Trial | NCT04204200 |
| Benefits of a form of food preservative in treating facial pain | Effectiveness of Palmitoyl Ascorbate in Managing Trigeminal Neuralgia (TN):A Cross-over Phase II Randomised Controlled Clinical Trial | CTRI/2018/07/015021 |
| Vitamin C to reduce complications in born too early babies. | Study Of Ascorbic acid supplementation In reducing morbidities in preterm neonates A Randomized open label Interventional Study - NIL | CTRI/2025/01/079512 |
| Pharmacokinetic study of two orally formulated modified release tablets of Ferrous Sulfate 325mg and Sodium Ascorbate 562.4 mg in healthy volunteers under fasting and fed conditions. | Randomized, Single Dose, Two Way, Cross-Over Open-Label Study To Determine The Pharmacokinetic Parameters Of AFT Pharmaceuticals Ltd Test Product Ferro-C (325 mg Ferrous Sulfate And 562.4 mg Sodium Ascorbate Per Modified Release Tablet) Relative To BGP Products Pty Ltd Reference Product FERRO-GRAD C® (325 mg Ferrous Sulfate And 562.4 mg Sodium Ascorbate Per Modified Release Tablet), After Oral Administration In 24 Healthy Adult Volunteers Under Fasting and Fed Conditions | ACTRN12619000171112 |
| Perioperative Vitamin C Lung Transplant | Vitamin C: Assessing Safety After Lung Transplant | NCT04505878 |
| Role of Vitamin C in very sick children | Role of vitamin C in septic shock management in children | CTRI/2020/07/026703 |
| The effect of vitamin C on reducing bleeding and its consequences in myomectomy surgery | Evaluation of the effects of vitamin C in reducing bleeding and its consequences in myomectomy surgery, a double-blind clinical trial | IRCT20170314033069N8 |
| Comparative study of Vitamin C and Magnesium sulphate to prevent, after heart surgery irregular heart beat | A compartive study of effect of prophylactic use of Vitamin C verses Magnesium sulphate for reduction of post cardiac surgery arrhythmia: prospective randomised clinical trial | CTRI/2020/07/026625 |
| Ascorbic acid (vitamin C tablets) enhances the efficacy of targeted drugs in advanced renal cell carcinoma: a multicenter randomized controlled trial | Ascorbic acid (vitamin C tablets) enhances the efficacy of targeted drugs in advanced renal cell carcinoma: a multicenter randomized controlled trial | ChiCTR2000034678 |
| Improving skin health in healthy female volunteers | A randomized, double blind, placebo controlled, four arm clinical study to evaluate the safety and efficacy of Fibre interlaced Liposomal (FIL) Vitamin C in improving skin health in healthy female volunteers - NIL | CTRI/2025/03/083576 |
| Can Vitamin C Reduce the Risk of Postoperative Shoulder Stiffness? | Can Vitamin C Reduce the Risk of Postoperative Shoulder Stiffness? A Multi-center, Double-blinded, Randomized and Placebo-controlled Study | NCT04472000 |
| Effect of preoperative vitamin C supplementation on postoperative functional status in patients with pulmonary hypertension due to valvular heart disease undergoing valve surgery | Effect of preoperative vitamin C supplementation on postoperative 6-minute walk distance in patients with pulmonary hypertension due to valvular heart disease undergoing valve surgery a randomized control trial - NIL | CTRI/2025/01/079015 |
| A comparative study of the effects of Tocilizumab?, interferon-gamma and vitamin C on the recovery of critically ill Covid-19 patients and cytokine storm | A comparative study of the effects of Tocilizumab?, interferon-gamma and vitamin C on the recovery of critically ill Covid-19 patients and cytokine storm | IRCT20200525047570N1 |
| Vitamin C and Hiprex in rUTI | Does Vitamin C Improve the Efficacy of Methenamine Hippurate (Hiprex®) in Prophylaxis of Recurrent Urinary Tract Infections? A Proof of Concept Study | NCT06710899 |
| The Effect of Fixed Orthodontic Appliances on Salivary Changes in Vitamin C in Orthodontic Patients | Evalution of Fixed Orthodontic Appliances on Salivary Changes in Vitamin C in Orthodontic Patients | IRCT20190109042308N1 |
| Vitamin C Versus Nitric Oxide in Prolonged Ventilation | Comparative Study Between the Effect of Vitamin C vs. Nitric Oxide in Weaning of Patients With Prolonged Ventilation Due to ARDS | NCT04411160 |
| A Clinical Trial Evaluating the Effect of Pharmacological Ascorbate on Radiation Therapy for Pancreatic Cancer Patients | XACT-Pancreas 2: Pharmacological Ascorbate, Gemcitabine, and Radiation Therapy for Pancreatic Cancer, Phase 2 | NCT03541486 |
| 48-hours Moisturization Potential of Piramal Lacto calamine Vitamin C Gel | A Clinical Study to Evaluate the 48-hours Moisturization Potential of Piramal Lacto calamine Vitamin C Gel on Healthy Human Subjects - NIL | CTRI/2024/12/078452 |
| The Effect of VitC on IVF Outcome of DOR Patients | The Effect of Vitamin C Supplementation on Assisted Reproductive Pregnancy Outcomes in Patients With Diminished Ovarian Reserve: A Multicenter, Double-blind, Randomized Controlled Trial. | NCT06794047 |
| High Dose Ascorbate With Preoperative Radiation in Patients With Locally Advanced Soft Tissue Sarcomas | Phase 1b/2 Neoadjuvant High Dose Ascorbate With Concurrent Preoperative Radiation in Patients With Locally Advanced Soft Tissue Sarcomas of Extremity, Trunk and Retroperitoneum | NCT03508726 |
| Effect of biotin, brewer’s yeast and vitamin C supplements in patients with COVID-19 | Investigation of simultaneous administration of biotin, brewer’s yeast, and vitamin C supplements on the improvement of clinical symptoms in patients with COVID-19 | IRCT20201004048923N1 |
| Effect of vitamin C supplementation on circulating microRNA in type 2 diabetic patients with poor glycemic control | Effect of vitamin C supplementation on circulating microRNA in type 2 diabetic patients with poor glycemic control | TCTR20191119002 |
| Phase I/II clinical trial of verification for the safety and efficacy of Amitose-Bis-glyceryl ascorbate-containing cream in renal cell carcinoma patients treated by sunitinib | Phase I/II clinical trial of verification for the safety and efficacy of Amitose-Bis-glyceryl ascorbate-containing cream in renal cell carcinoma patients treated by sunitinib - Phase I/II clinical trial of verification for the safety and efficacy of Amitose-Bis-glyceryl ascorbate-containing cream in renal cell carcinoma patients treated by sunitinib | JPRN-UMIN000027209 |
| The effects of ascorbic acid and esketamine on postoperative mental state in patients undergoing painless abortion procedure | The effects of ascorbic acid and esketamine on postoperative mental state in patients undergoing painless abortion procedure | ChiCTR2400094712 |
| Exploratory Study on the Role of Vitamin C in Promoting Health in Middle-Aged and Elderly Adults | Randomized Controlled Trial on Vitamin C Supolementation for HealthRegulation in Middle-Aged and Elderly Adults | NCT06794255 |
| SPF of NG Electro 5% Vitamin C Brightening Sunscreen gel (FND34407) | An In-vivo Study to Determine the Sun Protection Factor of NG Electro 5 Percent Vitamin C Brightening Sunscreen gel (FND34407) - NIL | CTRI/2025/04/085871 |
| Effect of Liposomal Vitamin C on Immunity in healthy children | Effect of Liposomal Vitamin C on Immune function in healthy children (4-12 Years) | CTRI/2020/03/023825 |
| Acetaminophen and Ascorbate in Sepsis: Targeted Therapy to Enhance Recovery | Acetaminophen and Ascorbate in Sepsis: Targeted Therapy to Enhance Recovery | NCT04291508 |
| Cancelled by the investigator A randomized controlled trial for high-dose Vitamin C in the treatment of severe and critical novel coronavirus pneumonia (COVID-19) patients | A randomized controlled trial for high-dose Vitamin C in the treatment of severe and critical novel coronavirus pneumonia (COVID-19) patients | ChiCTR2000030135 |
| Cancelled by the investigator An observational study of high-dose Vitamin C in the treatment of severe and critical patients with novel coronavirus pneumonia (COVID-19) | An observational study of high-dose Vitamin C in the treatment of severe and critical patients with novel coronavirus pneumonia (COVID-19) | ChiCTR2000029957 |
| Nitrate and Vitamin C on Vascular Health Oxidative Stress | The Combined Effect of Dietary Nitrate and Vitamin C on Endothelial Function, Oxidative Stress Biomarkers, and Blood Lipids | NCT04283630 |
| Evaluation of the Effect of Vitamin C and Oxycodone on Complex Regional Pain Syndrome (CRPS) in Patients with Distal Radius Fractures | Evaluation of vitamin C and oxycodone on Complex Regional Pain Syndrome (CRPS) in patients with distal radius fractures who underwent surgery with pin placment and cast. | IRCT20241230064213N1 |
| A randomized, open, controlled trial for diammonium glycyrrhizinate enteric-coated capsules combined with vitamin C tablets in the treatment of common novel coronavirus pneumonia (COVID-19) in the basic of clinical standard antiviral treatment to evaluate the safety and efficiency | A randomized, open, controlled trial for diammonium glycyrrhizinate enteric-coated capsules combined with vitamin C tablets in the treatment of common novel coronavirus pneumonia (COVID-19) in the basic of clinical standard antiviral treatment to evaluate the safety and efficiency | ChiCTR2000029768 |
| A study to compare the use of injectable vitamin C and injectable platelet-rich fibrin (i-PRF) in the treatment of gingival black triangles (comparative study) | Use of injectable vitamin C and injectable platelet-rich fibrin (i-PRF) in the treatment of gingival black triangles (comparative study) - Nil | CTRI/2025/05/086264 |
| Use of Ascorbic Acid in Patients With COVID 19 | Use of Ascorbic Acid in Patients With COVID 19 | NCT04323514 |
| Role of magnesium sulphate and vitamin C in prevention of sore throat following endotracheal intubation | Efficacy of intraoperative magnesium sulphate and vitamin C in prevention of postoperative sore throat following endotracheal intubation - Nil | CTRI/2025/04/085238 |
| High Dose Ascorbic Acid for Plasma Cell Disorders | High Dose Ascorbic Acid (HDAA) in Patients With Plasma Cell Disorders | NCT03602235 |
| Effect of vitamin C on pain after surgery for forearm fracture | The effect of Adding Vitamin C to Bier Block on the Occurrence of Complex Regional Pain Syndrome (CRPS) Following Distal Radius Fracture Surgery | IRCT20170109031852N4 |
| Gemcitabine Plus Ascorbate for Sarcoma in Adults | A Phase II Trial of Gemcitabine Plus High-Dose Ascorbate in Locally Advanced Unresectable or Metastatic Soft Tissue and Bone Sarcomas in Adults | NCT03468075 |
| Lessening Organ Dysfunction With VITamin C - COVID-19 | Lessening Organ Dysfunction With VITamin C - COVID | NCT04401150 |
| Investigation of the effect of intravenous vitamin C on definite patients with coronavirus pneumonia | Interventional study of intravenous vitamin C in definitive patients with covid 19 and its effect on changes in lung CT scan and clinical and laboratory symptoms of patients | IRCT20200516047468N1 |
| Effect of high dose intravenous vitamin C on moderate novel coronavirus pneumonia (COVID-19) patients: a medical records based retrospective study | Effect of high dose intravenous vitamin C on moderate novel coronavirus pneumonia (COVID-19) patients: a medical records based retrospective study | ChiCTR2000033050 |
| Effectiveness of Siddha medicine, Kabasura kudineer and vitamin c-zinc supplementation in the management of Mild COVID 19 patients. | A prospective, single centre, randomized open labelled comparative clinical study to evaluate the effectiveness of Siddha medicine, Kabasura kudineer and vitamin c-zinc supplementation in the management of asymptomatic COVID 19 patients. | CTRI/2020/05/025215 |
| Probiotics and vitamin C for the management of upper respiratory tract infections | An investigation of the efficacy of long term consumption of a probiotic and vitamin C combination on the prevention of upper respiratory tract infections in children attending preschool or primary school | ISRCTN26587549 |
| Comparison of 0.2 percent Chlorhexidine Gel and Nanoemulsion Vitamin C Gel for Reducing Swelling After Wisdom Tooth Surgery: A Randomized Clinical Study | Comparative Evaluation of 0.2 percent Chlorhexidine Gel and Nanoemulsion Vitamin C Gel in Post operative Oedema Following 3rd Molar surgery - A Randomized split mouth clinical study - NIL | CTRI/2025/01/078847 |
| High dose intravenous vitamin C might be used as an important rescue therapy for aggravation of severe and critical novel coronavirus pneumonia (COVID-19) patients | High dose intravenous vitamin C might be used as an important rescue therapy for aggravation of severe and critical novel coronavirus pneumonia (COVID-19) patients | ChiCTR2000032716 |
| Evaluation the effect of Phase I periodontal therapy with Vitamin C Supplemention on Interleukin 6 levels in Smoking patients with Stage II and Grade C periodontitis | Evaluation the effect of Phase I periodontal therapy with Vitamin C Supplemention on Interleukin 6 levels in Smoking patients with Stage II and Grade C periodontitis | IRCT20241109063641N1 |
| Effect of Vitamin C Supplementation in Corneal Endothelial Damage in Phacoemulsification of Patients with Hard Cataracts | The Effects of Vitamin C Supplementation on Corneal Endothelial Damage in Hard Cataract Phacoemulsification: an Oxidative Stress Study on Aqueous Humour and Corneal Endothelial Cell Characteristics. | NCT06781970 |
| Assessment of the effectiveness of micro needling with Topical Insulin and Topical Vitamin C for the treatment of Acne Scars in general population. | Assessment of effectiveness of Microneedling with Topical Insulin and Topical Vitamin C for Acne scars -A Randomized controlled trial - NIL | CTRI/2025/04/084810 |
| Study the effectiveness of concomitant use of vitamin C, metformin, azithromycin and doxycycline on improving patients with COVID-19 | Study of the effectiveness of concomitant use of vitamin C, metformin, azithromycin and doxycycline on improving patients with COVID-19 | IRCT20200418047121N1 |
| Effect of Intravenous vitamin c in Patients with COVID-19 | Evaluation of effectiveness? of Intravenous vitamin c in Patients with COVID-19 Referred to Imam ?Khomeini Hospital: a clinical trial ? | IRCT20200411047025N1 |
| Clinical study on Abhraloha in iron deficiency Anemia | To evaluate the efficacy, safety, and tolerability of Abhraloha in women compared with oral Ferrous Ascorbate in iron deficiency anemia - Randomized controlled, parallel group, assessor blind clinical trial. | CTRI/2019/01/017303 |
| Preventing COVID-19 in Healthcare Workers With HCQ: A RCT | Prophylactic Hydroxychloroquine vs Vitamin C in Healthcare Workers at Risk of COVID-19: A RCT | NCT04347889 |
| Role of Vitamin C Infusion in Postoperative Mechanically Ventilated Neonates With Sepsis | Role of Vitamin C Infusion in Postoperative Mechanically Ventilated Neonates With Sepsis | NCT06780345 |
| Effectiveness of vitamin C on the improvement process of patients with COVID-19 | Evaluation of the effectiveness of vitamin compared to routine medication treatment on the improvement process of patients with COVID-19 | IRCT20200324046850N5 |
| Comparative effectiveness of Chloroquine and Vitamin C prophylaxis in household contacts of confirmed COVID-19 patients | Comparative effectiveness of chloroquine and vitamin C prophylaxis in household contacts of confirmed COVID-19 patients | TCTR20200404004 |
| Effects of High-dose Vitamin C on COVID-19 | Effects of High-dose Vitamin C on Treatment, Clinical Symptoms and Laboratory Signs of Iranian COVID-19 Patients: A Double Blind Randomized Clinical Trial | IRCT20190917044805N2 |
| Comparison of the effect of using vitamin C and N-acetylcysteine ??in cardioplegic solution in heart surgery | Evaluation of the clinical effects of the combination of cardioplegic solution and N-acetylcysteine in comparison with the combination of cardioplegic solution and vitamin C on heart protection during the coronary artery bypass surgery by means of cardiopulmonary pump | IRCT20250112064360N1 |
| Evaluation of Ascorbate-Meglumine Therapeutic for SRS | Phase 1, Single-Center, Dose-Escalating, Open-Label, Safety Clinical Trial of Parenteral Ascorbate-Meglumine as a Novel Magnetic Resonance Imaging-guided Adjunctive Therapeutic for Stereotactic Radiosurgery | NCT03927625 |
| Efficacy of Vitamin C on liver disease With Multidrug-resistant Bacterial Infections. | Efficacy of Vitamin C on AKI Outcomes in Critically Ill Cirrhotics With Multidrug-resistant Bacterial Infections- A Randomized Controlled Trial | CTRI/2020/09/027527 |
| Evaluating the effectiveness of vitamin C intake in patients diagnosed with rotator cuff tears undergoing arthroscopic treatment | Evaluating the effectiveness of vitamin C intake in patients diagnosed with rotator cuff tears undergoing arthroscopic treatment | IRCT20231021059783N1 |
| SPF of Mamaearth Vitamin C Daily Glow Sunscreen(HO/04/VCDGS/09/03/ME) | An In-Vivo Study the Determine the Sun Protection Factor of Mamaearth Vitamin C Daily Glow Sunscreen(HO/04/VCDGS/09/03/ME) - NIL | CTRI/2025/05/087276 |
| The effect of vitamin C on the recurrence of urinary tract infection in children | Evaluation of effect of vitamin c on recurrent urinary tract infection in children | IRCT20191104045328N19 |
| Impact of Vitamin C on Pain Detection and Tolerance Threshold | Impact of Vitamin C on Pain Detection and Tolerance Threshold: a Double-blind Randomized Controlled Trial | NCT06971315 |
| Efficacy of assigning treatment for participants with Chronic Myelomonocytic Leukaemia based on their individual molecular results (lenzilumab plus azacitidine versus sodium ascorbate plus azacitidine). | Precision Medicine for Chronic Myelomonocytic Leukaemia in Adults: A phase II Trial Studying the Efficacy of Lenzilumab and High Dose Ascorbate with Azacitidine Based on Molecular Profiling. | ACTRN12621000223831 |
| High-dose Intravenous Vitamin C in Patients With Septic Shock | HIGH-dose Intravenous VItamin C in Patients With Septic Shock: HIGH-VIS Trial | NCT04796636 |
| The effects of ascorbic acid combined with esketamine on postpartum neuropsychiatric status in patients undergoing cesarean sections | The effects of ascorbic acid combined with esketamine on postpartum neuropsychiatric status in patients undergoing cesarean sections | ChiCTR2300077982 |
| Evaluation of efficacy and safety of Vitamin C essence combined with photobiological modulation therapy for the treatment of chloasma | Evaluation of efficacy and safety of Vitamin C essence combined with photobiological modulation therapy for the treatment of chloasma - - | ChiCTR2300078426 |
| The Effects of ATLAS Therapy on Nitric Oxide Bioavailability in Patients With Intermittent Claudication | The Effects of ATLAS (Arginine Tetrahydrobiopterin L-Ascorbate) Therapy on Nitric Oxide Bioavailability and Pain-free Walking in Patients With Intermittent Claudication | NCT04800692 |
| Gemcitabine Plus Ascorbate for Sarcoma in Adults (Pilot) | A Pilot Study of Gemcitabine Plus High-Dose Ascorbate in Locally Advanced Unresectable or Metastatic Soft Tissue and Bone Sarcomas in Adults | NCT04634227 |
| Evaluation of safety and efficacy profile of the topical 20% vitamin C serum after laser treatment for hyper pigmentation on the face | Evaluation of safety and efficacy profile of the topical 20% vitamin C serum after laser treatment for hyper pigmentation with Q-switched or Pico laser on patients with melasma skin pigmentation on the face | IRCT20190210042676N38 |
| Study of the Effects of Vitamin C on Patients With Type 2 Diabetes | An Exploratory Study of the Effects of Oral Vitamin C Administration on Insulin Sensitivity and Vascular Reactivity in Subjects With Type 2 Diabetes | NCT00001870 |
| Effective of vitamin C supplement on the ankle-brachial index and bone mineral density | Effective of vitamin C supplement on the ankle-brachial index and bone mineral density | TCTR20250506006 |
| Investigating the effect of two weeks of vitamin C and ginger supplements on hematological indicators and muscle damage | Investigating the effect of a high intense interval training session followed by two weeks of Vitamin C and ginger supplementation on some hematological indicators and muscle damage in young male athletes | IRCT20231205060268N1 |
| Impact of Vitamin C on the Reduction of Bleeding Risk after Percutaneous Renal Biopsy: A Multi-center Randomized Controlled Trail | Impact of Vitamin C on the Reduction of Bleeding Risk after Percutaneous Renal Biopsy: A Multi-center Randomized Controlled Trail | ChiCTR2300079026 |
| Dose determination of vitamin C in oral submucous fibrosis | Evaluation Of Dose Dependent Efficacy Of Antioxidant, Vitamin C In Relation To OxidativeStress Level In Subjects With Oral Submucus Fibrosis - NIL | CTRI/2024/01/061369 |
| To compare the effectiveness of oral tablets of tranexamic acid and vitamin C versus injections of tranexamic acid and vitamin C over face in patients with melasma | To compare the safety and efficacy of oral tranexamic acid and vitamin C with that of intralesional injection of tranexamic acid and vitamin C in patients with melasma - Nil | CTRI/2024/01/061709 |
| Vitamin C Chewing Gum, Pregnancy Nausea and Vomiting | Effect of Vitamin C Chewing Gum on Pregnancy Nausea and Vomiting Severity: Randomized Controlled Study | NCT06246240 |
| Vitamin C Administration and Triglycerides Level in Critical Care Patients | Vitamin C Administration and Triglycerides Level in Critical Care Patients: a Retrospective Study | NCT06206759 |
| The effect of vitamin C on type 2 diabetes patient. | A clinical trial to compare the effectiveness of vitamin C with placebo on fast blood sugar and hemoglobin A1C levels on type 2 diabetes patient. | IRCT20180627040253N1 |
| Comparison between Vitamin C v/s Vitamin C combined with Omega 3 as a sub gingival irrigation solution in periodontitis. | Comparative Clinical, Microbiological, and Biochemical assessment of Vitamin C v/s Vitamin C combined with Omega 3 irrigation solution in Stage 2 periodontitis - NIL | CTRI/2025/05/087489 |
| Clinical study for combined application of vitamin C and quercetin in the treatment of Cockayne's syndrome | Clinical study for combined application of vitamin C and quercetin in the treatment of Cockayne's syndrome | ChiCTR1900026719 |
| Does Vitamin C Improve Postoperative Healing | Does Vitamin C Improve Postoperative Healing: A Randomized Split-Mouth Clinical Trial After Impacted Mandibular Third Molar Surgery | NCT07012564 |
| Efficacious Iron for Iron Deficiency Anemia in Adults Aged =18 Years | An Interventional, Single-Center, Randomized, Unblinded, Parallel-Group, Three-Arm Study to Investigate the Superiority of 12 Weeks of Oral Treatment With Ferrous Ascorbate (EBMfer) or Ferrous Fumarate (Eurofer) as Compared to Polysaccharide Iron (FeraMAX) in Hemoglobin Level Changes in Adults Aged 18 and Above With Iron Deficiency Anemia (EFFICACIOUS IRON) | NCT06303531 |
| Mega-dose Ascorbate for Sepsis (MEGA-SCORES) - a pilot phase 1 double blind randomised controlled trial | Mega-dose Ascorbate for Sepsis (MEGA-SCORES) in critically ill adults - a pilot feasibility phase 1 double blind randomised controlled trial | ACTRN12623001191684 |
| Ascorbate with Durvalumab in Non-Small Cell Lung Cancer (NSCLC) | Assessing the Immunomodulatory Effects of Pharmacologic Ascorbate with Durvalumab (MEDI 4736) in Non-Small Cell Lung Cancer: a Window of Opportunity Trial | NCT06083454 |
| Vitamin C to Quality of Life in Patients With Terminal Stage Pancreatic Cancer | Vitamin C to Quality of Life in Patients With Terminal Stage Pancreatic Cancer | NCT06018896 |
| Vitamin C to Decrease Effects of Smoking in Pregnancy on Infant Lung Function (VCSIP) Longer Term Follow Up | Assessing the Effect of Vitamin C on Infant Lung Function When Given to Pregnant Women Who Smoke - (Long Term Follow-up of a Randomized Trial) | NCT06106646 |
| A study to compare liposomal iron with ferrous ascorbate in treatment of iron deficiency anaemia in children | Effect of Ferrous Ascorbate versus Liposomal iron on hemoglobinConcentration and Iron indices in 6 to 59 months age Children With Nutritional Iron-Deficiency Anemia:A Double blinded single centre Randomized clinical trial - Nil | CTRI/2023/08/056246 |
| A Study to Compare Liposomal Iron With Ferrous Ascorbate in the Treatment of Iron Deficiency Anemia in Children | Effect of Ferrous Ascorbate Versus Liposomal Iron on Hemoglobin Concentration and Iron Indices in 6 to 59 Months Age Children With Nutritional Iron-Deficiency Anemia: A Double-blinded Single Centre Randomized Clinical Trial | NCT05957328 |
| Topical application of sodium ascorbate after in-office tooth whitening | Topical application of Sodium Ascorbate after in-office Tooth Whitening: randomized clinical trial | RBR-10g2hcrj |
| To study efficiency of ferrous sulfate and ferrous ascorbate in treatment of iron deficiency anemia in children aged between 1-18 years of age group- A Randomized control trial | Comparing efficiency of ferrous sulfate and ferrous ascorbate in treatment of iron deficiency anemia in children aged between 1-18 years of age group- A Randomized control trial | CTRI/2023/03/051153 |
| Effectiveness of IV Vitamin C in Reducing Oxidative Stress Associated With Free Flap Surgery | The Efficacy of Perioperative Parenteral Ascorbic Acid in Reducing Oxidative Stress Among Patients Undergoing Free Flap Reconstructive Surgery: A Prospective Multicenter Randomized Controlled Pilot Trial | NCT05327348 |
| A Safety Study of Pharmacologic Ascorbate and Ferumoxytol in Addition to Standard of Care Chemoradiation in Glioblastoma | A First-in-Human Clinical Trial of Pharmacologic Ascorbate and Ferumoxytol Combined With Concomitant Temozolomide and External Beam Radiation Therapy for Newly Diagnosed Glioblastoma | NCT04900792 |
| Perioperative Vitamin C to Reduce Persistent Pain After Total Knee Arthroplasty | PeRiOperative VItamin C to Reduce perSistent paIn After tOtal kNee Arthroplasty (PROVISION): a Pilot Multicentre Randomized Controlled Trial | NCT06123715 |
| A Clinical Study to Check the Safety and Effectiveness of Botanical Extract Standardized for Iron + Vitamin C and Botanical Extract Standardized for Iron in Adult Human Subjects with Anemia or Iron-deficiency Anemia | A Randomized, Double-blind, Parallel, Three-arms, Placebo-controlled, Safety and Efficacy Study of Botanical Extract Standardized for Iron + Vitamin C and Botanical Extract Standardized for Iron in Adult Human Subjects with Anemia or Iron-deficiency Anemia | NCT06096103 |
| A clinical study to check the safety and effectiveness of test treatments in adult human subjects having anemia or iron-deficiency anemia | A randomized, double-blind, parallel, three-arms, placebo-controlled, safety and efficacy study of botanical extract standardized for iron + vitamin C and botanical extract standardized for iron in adult human subjects with anemia or iron-deficiency anemia - Nil | CTRI/2023/10/059283 |
| Should pre-procedure oral vitamin C supplementation be considered in people with diabetes undergoing dental procedures? | Should pre-procedure oral vitamin C supplementation be considered in people with diabetes undergoing dental procedures? An observational study into vitamin C levels of people with and without diabetes undergoing dental extraction | ACTRN12623001182684 |
| THE EFFECT OF VITAMIN C ON POST-ORTHODONTIC TREATMENT RELAPSE | THE EFFECT OF VITAMIN C ON POST-ORTHODONTIC TREATMENT RELAPSE: A RANDOMIZED CONTROLLED CLINICAL TRIAL | NCT06146296 |
| Gemcitabine With Ascorbate Including Adolescents | A Pilot Study of Gemcitabine Plus High-Dose Ascorbate in Locally Advanced Unresectable or Metastatic Soft Tissue and Bone Sarcomas Including Adolescents | NCT04877587 |
| Vitamin C to prevent pulmonary complications in cardiac surgery | The influence of high dose parenteral vitamin C supplementation on incidence and severity of postoperative pulmonary complications after cardiac surgery with extracorporeal circulation: a prospective, randomized, single-blinded, interventional study | ISRCTN29876186 |
| Effect of the Combined Programme on Perioperative Anaemia(CPPA) | Effectiveness of Iron Sucrose Combined With rHuEPO and Ascorbic Acid in Improving Perioperative Anaemia in Patients Undergoing Major Cardiac Surgery | NCT05353348 |
| Effects of Vitamin C on Skeletal Muscle | A Crossover Pilot Study on the Effects of Vitamin C Supplementation on Skeletal Muscle in Older Women (VICS) | NCT06262711 |
| Effect of Vitamin C on Pain Reduction After an Emergency Department Visit | Does Vitamin C Provide an Analgesic Effect on Acute Musculoskeletal Injury After an Emergency Department Visit: A Double-Blind Randomized Control Trial | NCT06306183 |
| vitamin c in diabetes | Evaluation of effects of vitamin C supplementation on LCAT (lecithin-cholesterol Acyltransferas) activity compared to plcebo in patients with type 2 diabetes | IRCT20160811029306N2 |
| To assess the Brightening Potential of The Derma Co 15percent Vitamin C Intense Brightening Ampoule Kit | A Clinical Study to Evaluate the Brightening Potential of The Derma Co 15 percent Vitamin C Intense Brightening Ampoule Kit on Healthy Human Subjects - NIL | CTRI/2024/07/071534 |
| Determine Sun Protection Factor of N.G Vitamin C Sunscreen- AP4F067 | An in-Vivo Study to Determine the Sun Protection Factor of N.G Vitamin C Sunscreen- AP4F067 - NIL | CTRI/2024/07/071549 |
| An Open Label Balanced Randomized Single Dose Two Treatment Two Period Two Sequence Two Way Crossover Oral Bioavailability Study Of Vitamin C Sustained Release Sr Tablets 500 Mg | An Open Label Balanced Randomized Single Dose Two Treatment Two Period Two Sequence Two Way Crossover Oral Bioavailability Study Of Vitamin C Sustained Release Sr Tablets 500 Mg Manufactured By Nutriventia Limited And Vitamin C Tablets 500 Mg Manufactured By Bajaj Healthcare Ltd In Healthy Adult Human Subjects Under Fasting Conditions - NIL | CTRI/2024/08/071926 |
| Skin Saftey test of Soul Essentials Sunscreen with Vitamin C and E | A Clinical Study to Evaluate the Skin Irritation Potential of Soul Essentials Sunscreen with Vitamin C and E - NIL | CTRI/2025/02/080673 |
| Evaluation of Dentin Graft and I-PRF With and Without Vitamin C for Post-extraction Socket Preservation | Clinical and Radiographic Evaluation of Dentin Graft and I-PRF With and Without Vitamin C for Post-extraction Socket Preservation. A Randomized Controlled Clinical Trial | NCT06569264 |
| Evaluation of herbal dressing with COE PAK after gingival depigmentation procedure | Comparative evaluation of effectiveness of herbal dressing containing vitamin C and banana peel extract with COE PAK after gingival depigmentation procedure: a Ramdomised controlled trial - nil | CTRI/2025/03/082148 |
| Study on relative bioavailability of liposome vitamin C | Study on relative bioavailability of liposome vitamin C | ChiCTR2500098694 |
| Determine Sun Protection Factor of Mamaearth Vitamin C Daily Glow Sunscreen SPF 50 | An in-Vivo Study to Determine the Sun Protection Factor of Mamaearth Vitamin C Daily Glow Sunscreen SPF 50 - NIL | CTRI/2024/07/071526 |
| The Impact of Vitamin C on Postoperative Acute Kidney Injury in Risk Patients Undergoing Valvular Heart Surgery | The Impact of Vitamin C on Postoperative Acute Kidney Injury in Risk Patients Undergoing Valvular Heart Surgery | NCT04210453 |
| Can Vitamin C reduces COVID-19 symptoms | Role of Oral Vitamin C in Reducing the Duration and Severity of symptoms in COVID-19 Positive Patients: Prospective Randomized Controlled Trial | CTRI/2020/10/028695 |
| Evaluation the effect of vitamin C on periodontal disease | Evaluation the effect of Phase I periodontal therapy with vitamin C Supplemention on transforming growth factor-beta (TGF-ß ) levels in smoking patients with Stage II and Grade C periodontitis | IRCT20240703062317N1 |
| A randomized, double-blind, placebo-controlled trial of microneedle patch containing vitamin C and retinaldehyde in treatment of atrophic acne scars | A randomized, double-blind, placebo-controlled trial of microneedle patch containing vitamin C and retinaldehyde in treatment of atrophic acne scars | TCTR20201005001 |
| Clinical study to know efficacy and safety of combination of mucopolysaccharides, collagen type 1 and vitamin C in tendon diseases | Healing efficacy and long term safety of mucopolysaccharides, collagen type 1 and vitamin C combination in tendinopathy - HEAL Trial | CTRI/2020/09/028065 |
| An open label, prospective comparative study to evaluate the proposed therapy in adults with mild symptomatic COVID-19 patients receiving the standard treatment of COVID infection. | An open label, prospective comparative study to evaluate potential of the proposed therapy (Tablet Cefixime 200 mg/Tablet Ivermectin 12 mg/Tablet Montelukast 10mg/Syrup Ascoril LS 5 ml) in adults with mild symptomatic COVID-19 patients receiving the standard treatment (Tablet Cefixime 200 mg/Vitamin C, MVBC/Antacids) of COVID infection. - Add on therapy/COVID-19/2020 | CTRI/2020/09/027944 |
| Effect of vitamin C to eliminate peracetic acid for disinfection in reused dialyzer | Effect of vitamin C to eliminate peracetic acid for disinfection in reused dialyzer | TCTR20200911002 |
| Impact of Vitamin C on Biomarkers of Neurologic Injury in Survivors of Cardiac Arrest | Impact of Vitamin C on Biomarkers of Neurologic Injury in Patients With Return of Spontaneous Circulation After Out-of-Hospital Cardiac Arrest | NCT04563000 |
| Effect of Vitamin C in treatment of Autism Spectrum Disorders | Effectiveness of adding vitamin C to the Risperidone treatment in patients with Autism Spectrum Disorders | IRCT20200712048084N1 |
| Soft Tissue Augmentation Using CAF With Either SCTG and Vitamin C Versus SCTG Alone in Management of RT1 Gingival Recession | Soft Tissue Augmentation Using Coronally Advanced Flap With Either Subepithelial Connective Tissue and Vitamin C Versus Subepithelial Connective Tissue Graft Alone in Management of RT1 Gingival Recession | NCT04632693 |
| Comparison of 1 Liter PEG With Ascorbate and Sodium Picosulfate / Magnesium Citrate for High Quality Colon Cleansing | Comparison of 1 Liter PEG With Ascorbate and Sodium Picosulfate / Magnesium Citrate for High Quality Colon Cleansing | NCT04598880 |
| A study to compare the effect of microneedling with 2 medications, Tranexamic acid and Vitamin C, for reducing the skin pigmentation in patients with melasma. | A split-face comparative studyassessing the efficacy of microneedling with Tranexamic acid vs microneedlingwith Vitamin C in the treatment of melasma. - NIL | CTRI/2024/07/071158 |
| Anti-pigmentation and brightening activity of Plum Vitamin C Serum | A Clinical Study to Evaluate the Anti-pigmentation and brightening activity of Plum Vitamin C Serum - NIL | CTRI/2025/02/080649 |
| Investigation of absorption of slow-release vitamin C raw materials in the body | Investigation of absorption of slow-release vitamin C raw materials in the body - Investigation of absorption of slow-release vitamin C raw materials in the body | JPRN-UMIN000053585 |
| The Adjunctive Role of Vitamin C on Pigment Recurrence (Randomized Clinical and Histological Trial) | Patient Response and Recurrence Rate Following Adjunctive Intra-Mucosal or Topical Ascorbic Acid To Gingival Depigmentation Using Surgical Scalpel Technique: (Randomized Clinical and Histological Trial) | NCT06312605 |
| Botensilimab Plus Balstilimab and Fasting Mimicking Diet Plus Vitamin C for Patients with KRAS-Mutant Metastatic Colorectal Cancer | A Phase Ib Study of Botensilimab Plus Balstilimab and Fasting-Mimicking Diet (FMD) Plus Vitamin C in Patients with KRAS-Mutant Metastatic Colorectal Cancer | NCT06336902 |
| Effect of Intravenous Vitamin C on Intrapartum Maternal Fever After Epidural Labor Analgesia | Effect of Intravenous Vitamin C on Intrapartum Maternal Fever After Epidural Labor Analgesia : A Randomized Controlled Trial | NCT06354582 |
| The effect of Vitamin C for healing of diabetic foot ulcer | The effect of Vitamin C for healing of diabetic foot ulcer and quality of life: a randomized, double-blind, placebo-controlled trial | IRCT20210315050706N2 |
| Clinical trial for prevention of anti-EGFR antibody induced acneiform eruption | An Asessor-blind, within-participant randomized controlled trial to evaluate the efficacy and safety of vitamin C derivative in anti-EGFR antibody-induced acneiform eruption | JPRN-jRCTs041240009 |
| Determine the sun protection factor of the Mamaearth Vitamin C Daily Glow Sunscreen. | An in-Vivo Study to Determine the Sun Protection Factor of Mamaearth Vitamin C Daily Glow Sunscreen - NIL | CTRI/2024/04/066537 |
| Pharmacokinetic study to evaluate thecomparative bioavailability of Vitamin C 704.2 mg vs. Liposomal Vitamin C 704.2 mg in healthy adult human subjects under fasting condition. | A single equivalent dose, randomized, parallel design pharmacokinetic study to evaluate the comparative bioavailability of Vitamin C vs. Liposomal Vitamin C. - Nil | CTRI/2024/05/067480 |
| Antioxidant Treatment with Vitamin C in Cardiac Surgery Patients – A Pilot Randomized Controlled Trial | Antioxidant Treatment with Vitamin C in Cardiac Surgery Patients – A Pilot Randomized Controlled Trial - ACCURATE | DRKS00033611 |
| FOOT-C: Foot Ulcer Treatment with vitamin C. | Efficacy of vitamin C treatment to aid the healing of foot ulcers in people with diabetes: a randomised, placebo-controlled double-blind trial | ACTRN12624000675527 |
| Effects of L-arginine and Liposomial Vitamin C on Severe Copd Patients Undergoing Pulmonary Rehabilitation. | Effects of the Association of L-arginine and Liposomal Vitamin C on Fatigue in COPD Patients With Chronic Respiratory Failure After Rehabilitation Intervention | NCT06439875 |
| Effectiveness of vitamin C and alkasol in change of urine pH to prevent UTI | A Randomised controlled trial to assess the effectiveness of vitamin C and alkasol in change of urine pH to prevent UTI in perioperative females admitted in Neurosurgical ward at AIIMS ,New Delhi. - Nil | CTRI/2024/06/068298 |
| Investigating the effect of supplementation with vitamin C-enriched red beetroot extract on an anaerobic test | Effects of acute vitamin C-enriched beetroot supplementation on the 30-second high-intensity inertial cycle ergometer test: a crossover, double-blind, placebo-controlled clinical trial | IRCT20240407061440N1 |
| Decreasing gum enlargement and deposits on teeth using small needles to make puncture holes on the gums and placing coconut oil and Vitamic C | The effectiveness of micro needling technique using coconut oil and vitamin C on the severity of gingival inflammation and plaque accumulation in patients with Stage I Periodontitis – A Randomized clinical trial - NIL | CTRI/2024/06/069675 |
| Vitamin C in gingival depigmentation | Comparative evaluation of ascorbic acid injections and topical gel application for management of gingival hypermelaninpigmentation patients. A randomized controlled study - NIL | CTRI/2024/07/070473 |
| Efficacy of Gingival Depigmentation by Conservative Injectable Vitamin c in Comparison with Scalpel Surgery: A Split Mouth Design | Efficacy of Gingival Depigmentation by Conservative Injectable Vitamin c in Comparison with Scalpel Surgery: A Split Mouth Design | TCTR20240715003 |
| A Single Dose, Two-Treatment,Oral Bioavailability Study Of the Product Containing VitaminC in Healthy, Adult, Human Subjects Under Fasting Conditions. | A Double-Blind, Randomized, Single Dose, Two-Treatment, Two-Way Crossover, Oral Bioavailability Study Of Investigational Product Containing Vitamin C in Healthy, Adult, Human Subjects Under Fasting Conditions. - NIL | CTRI/2024/07/070710 |
| The effect of intraoperative intravenous infusion of vitamin C oncatheter-related bladder discomfort after kidney transplantation | The effect of intraoperative intravenous infusion of vitamin C oncatheter-related bladder discomfort after kidney transplantation | ChiCTR2400080758 |
| Health benefits of Vitamin C supplementation during health training on physical fitness, body composition and genes expression in elderly women | The influence of health training on physical fitness and the expression of genes encoding selected proteins associated with the iron metabolism | ACTRN12621000185864 |
| Interest of Ascorbic Acid in the Management of Pneumonia in Elderly People Hospitalized. | Interest of Ascorbic Acid in the Management of Pneumonia in Elderly People Hospitalized. | NCT02186158 |
| 1.2L polyethylene glycol + ascorbic acid versus 2.0L polyethylene glycol-electrolyte acid for outpatient bowel preparation. | 1.2L polyethylene glycol + ascorbic acid versus 2.0L polyethylene glycol-electrolyte acid for outpatient bowel preparation. - 1.2L polyethylene glycol + ascorbic acid versus 2.0L polyethylene glycol-electrolyte acid for outpatient bowel preparation. | JPRN-UMIN000020904 |
| Vitamin C Supplementation as a Preventive Treatment of Diabetic Peripheral Neuropathy | Vitamin C Supplementation as a Preventive Treatment of Diabetic Peripheral Neuropathy | NCT00634998 |
| Melphalan, Arsenic Trioxide, and Ascorbic Acid in Treating Patients With Relapsed or Refractory Multiple Myeloma | Phase II Study of Melphalan, Arsenic Trioxide, and Ascorbic Acid in Patients With Relapsed or Refractory Multiple Myeloma | NCT00085345 |
| Pilot Trial of Intravenous Vitamin C in Refractory Non-Hodgkin Lymphoma (NHL) | Phase II Trial of High Dose Intravenous Vitamin C in Patients With Refractory Non-Hodgkin Lymphoma | NCT00626444 |
| A pilot study to examine the effect of vitamin C on bone turnover and antioxidant levels in postmenopausal women with low bone density - Vitamin C study | A pilot study to examine the effect of vitamin C on bone turnover and antioxidant levels in postmenopausal women with low bone density - Vitamin C study | EUCTR2004-002975-17-GB |
| Arsenic Trioxide, Ascorbic Acid, Dexamethasone, and Thalidomide in Treating Patients With Multiple Myeloma | Phase II Study of Arsenic Trioxide, Ascorbic Acid, Dexamethasone, and Thalidomide in Patients With Previously Untreated High-Risk or Relapsed or Refractory Multiple Myeloma | NCT00112879 |
| Effect of Vitamin C on Iron Absorption | Effect of Ascorbic Acid on Iron Absorption From Ferrous Fumarate | NCT00570895 |
| A study to evaluate cholesterol lowering effect of Vitamin C as an add on therapy in diabetic patients | Effect of Vitamin C Adjuant Therapy on Lipid Profile in Diabetic Patients with Co-morbid Cardiovascular Disease | CTRI/2017/10/010035 |
| Does Ascorbic Acid Reduce Sympathoexcitation in CHF? | | NCT00550121 |
| Arsenic Trioxide Plus Vitamin C in Treating Patients With Recurrent or Refractory Multiple Myeloma | Phase I/II Trial of Arsenic Trioxide (As2O3) With Ascorbic Acid in the Treatment of Relapsed/Refractory Multiple Myeloma | NCT00006021 |
| Study on the Improvement of Microcirculation in Patients With Sepsis by Vitamin B6, Vitamin B12 and Vitamin C | Study on the Improvement of Microcirculation in Patients With Sepsis by Vitamin B6, Vitamin B12 and Vitamin C | NCT06749756 |
| effect of fortified rice and vitamin C intake on anemic school going kids (6-12 years) | Impact of fortified rice and vitamin C rich food on iron status of anaemic school age children (6-12 years) | CTRI/2023/10/059081 |
| Phase II multicenter study of association of arsenic trioxide (ATO) and ascorbic acid in myelodisplastic syndromes | Phase II multicenter study of association of arsenic trioxide (ATO) and ascorbic acid in myelodisplastic syndromes | EUCTR2005-001321-28-IT |
| DIE WIRKUNG VON INTRAVENÖSEM VITAMIN C AUF HISTAMINSPIEGEL UND DIAMINOXIDASEAKTIVITÄT IM BLUT BEI MASTOZYTOSEPATIENTEN | DIE WIRKUNG VON INTRAVENÖSEM VITAMIN C AUF HISTAMINSPIEGEL UND DIAMINOXIDASEAKTIVITÄT IM BLUT BEI MASTOZYTOSEPATIENTEN | EUCTR2005-002696-32-AT |
| Efficacy of ferrous ascorbate versus ferrous sulfate and ferrous fumarate in women with iron-deficiency anemia in pregnancy: a multi-centre randomized controlled trial | Ferrous ascorbate versus ferrous sulfate and ferrous fumarate in women with iron-deficiency anemia in pregnancy: a multi-centre randomized controlled trial | SLCTR/2023/018 |
| Trial of Arsenic Trioxide With Ascorbic Acid in the Treatment of Adult Non-Acute Promyelocytic Leukemia (APL) Acute Myelogenous Leukemia | Phase II Trial of Arsenic Trioxide With Ascorbic Acid in the Treatment of Adult Non-APL Acute Myelogenous Leukemia | NCT00184054 |
| Arsenic Trioxide, Thalidomide, Dexamethasone, and Ascorbic Acid in Treating Patients With Relapsed or Refractory Multiple Myeloma | A Phase II Study of Arsenic Trioxide in Combination With Thalidomide, Dexamethasone, and Ascorbic Acid | NCT00227682 |
| Ascorbic Acid Treatment in CMT1A Trial. | Phase 2 Study of Ascorbic Acid Treatment in Charcot-Marie-Tooth Type 1A. | NL-OMON26033 |
| Arsenic Trioxide and Ascorbic Acid Combined With Bortezomib, Thalidomide, and Dexamethasone in Treating Patients With Relapsed or Refractory Multiple Myeloma or Plasma Cell Leukemia | A Phase I Study of Arsenic Trioxide and Ascorbic Acid (ATO/AA) in Combination With Low Dose Velcade-Thalidomide-Dexamethasone (VTD) in Relapsed/Refractory Multiple Myeloma (MM) | NCT00258245 |
| Ascorbic Acid Treatment in CMT1A Trial (AATIC) | Phase 2 Study of Ascorbic Acid Treatment in Charcot-Marie-Tooth Type 1A | NCT00271635 |
| Vitamin C and Cardiovascular Risk | Vitamin C Therapy in Type 2 Diabetes and Cardiovascular Risk | NCT00534014 |
| Vitamin C to Reduce Morning Cardiovascular Risk | Chronotherapeutic Use of Vitamin C to Reduce Morning Cardiovascular Risk | NCT03290612 |
| Collagen Vitamin C Dose Response Performance | Effects of Hydrolyzed Collagen and Vitamin C on Collagen Synthesis and Explosive Performance | NCT03293004 |
| Effect of intravenous vitamin c in decreasing ferritin level in patients with ESRD under dialysis | Effect of intravenous vitamin c in decreasing ferritin level in patients with ESRD under dialysis | IRCT20191112045426N1 |
| Comparing the Use of Vitamin c (Ascorbic Acid) in Eye Burn in Subconjunctival Injection to Topical or Oral Treatment. | The Effect of Subconjunctival Vitamin c on Recovery Rate and End Result From Eye Burn. | NCT00734695 |
| The effect of ascorbic acid in reducing nephrotoxicity caused by vancomycin | Investigating the effect of ascorbic acid in reducing vancomycin-induced nephrotoxicity: a double-blind randomized clinical trial study | IRCT20241109063646N1 |
| Effects of Vitamin C on Hyperoxia-Induced Reduction of Retinal Blood Flow | Effects of Vitamin C on Hyperoxia-Induced Reduction of Retinal Blood Flow | NCT00712907 |
| Evaluating the Effects of Supplemental Vitamin C on Infant Lung Function in Pregnant Smoking Women | In-Utero Smoke, Vitamin C, and Newborn Lung Function | NCT00632476 |
| Treatment of Acute Schizophrenia With Vitamin Therapy | The Treatment of Acute Schizophrenia With High Dose Niacinmide Plus Ascorbate Plus Pyridoxine Plus Centrum Forte vs. Centrum Forte Only as an Add-On to Risperidone and Dietary Counseling | NCT00140166 |
| Vitamin C, Steroids, and Thiamine, and Cerebral Autoregulation and Functional Outcome in Septic Shock | Effect of Combined Vitamin C, Stress-dose Steroids, and Thiamine on Cerebral Autoregulation and Functional Outcomes of Patients with Septic Shock | NCT03649633 |
| Evaluation of the effect of red beet in patients with chronic coronary heart disease | Evaluation of the effect of red beetroot tablet alone or in combination with vitamin C on cardiovascular function in patients with chronic coronary heart disease. Double blind Randomized clinical trial. | IRCT20210217050393N1 |
| Compare and evaluate the effects of Advanced-PRF and A-PRF incorporated with vitamin c on gingival thickness during periodontal therapy : A Randomized Clinical Control Trial | Comparative evaluation of effects of Advanced-PRF (A-PRF) and A-PRF incorporated with Ascorbic Acid on Gingival Thickness during Periodontal Pocket Therapy in patients with Thin Gingival Biotype: A Randomized Clinical Control Trial - Nil | CTRI/2024/11/076380 |
| Effect of supplementation of proanthocyanidins combined with vitamin C and E on nonalcoholic fatty liver disease | Effect of supplementation of proanthocyanidins combined with vitamin C and E on nonalcoholic fatty liver disease | ChiCTR-IPR-16008156 |
| Effect of supplementation of proanthocyanidins combined with vitamin C and E on type 2 diabetes | Effect of supplementation of proanthocyanidins combined with vitamin C and E on type 2 diabetes | ChiCTR-IPR-15006124 |
| Effect of application of Glutathione with Vitamin c gel and Glutathione Gel alone after Gingival depigmentation surgery | Comparative evaluation of the effectiveness of Glutathione with Vitamin-C gel and Glutathione gel on gingival pigmentation after gingival depigmentation surgery-A split mouth randomized case control trial. - NIL | CTRI/2024/07/069885 |
| Enhancing supplemental effects vitamin C and glutathione on sports performance: a randomized, double-blinded, placebo-controlled, crossover trial | Effects of Intake of Antioxidant Products on Antioxidant, Metabolic, and Cardiovascular Functions during Exercise in Triathletes: Randomized, double-blinded, cross-overed, placebo-controlled | KCT0008587 |
| A study of efficacy and safety of vitamin C and glutathione loaded microneedle for the treatment of post inflammatory hyperpigmentation | A study of efficacy and safety of vitamin C and glutathione loaded microneedle for the treatment of post inflammatory hyperpigmentation | TCTR20210903004 |
| Study of glutathione combine with vitamin C preconditioning to reduce hepatic ischemia-reperfusion injury after subtotal liver resection | Study of glutathione combine with vitamin C preconditioning to reduce hepatic ischemia-reperfusion injury after subtotal liver resection | ChiCTR2100041840 |
| Lessening Organ Dysfunction with VITamin C (LOVIT) | Lessening Organ Dysfunction with VITamin C (LOVIT) - LOVIT | EUCTR2019-003350-80-FR |
| Study of Glutathione, Vitamin C and Cysteine in Children With Autism and Severe Behavior Problems | Double-Blind, Placebo-Controlled, Crossover Study of Glutathione, Vitamin C and Cysteine in Children With Autism and Severe Behavior Problems | NCT00889538 |
| Therapy With Hydrocortisone, Ascorbic Acid, Thamine in Patients With Sepsis | The Effect of Hydrocortisone-Ascorbic Acid and Thiamine Therapy on the Outcome of Patients With Sepsis: A Prospective Randomized Double-Blinded Controlled Trial | NCT04160676 |
| Vitamin C's Antioxidant Effects and COPD Prognosis | The Role of the Antioxidant Effects of Vitamin C in Improving the Prognosis of Patients With Chronic Obstructive Pulmonary Disease: A Multicenter, Randomized, Double-Blind, Parallel-Group, Placebo-Controlled Study. | NCT06664957 |
| effect of vitamin D and vitamin C in patients with acute respiratory failure | The effect of simultaneous supplementation of oral vitamin D and intravenous vitamin C on inflammatory indices, oxidative stress and clinical outcomes in patients with acute respiratory failure admitted to the intensive care unit | IRCT20090822002365N29 |
| to evaluate effect of nonsurgical periodontal therapy on Vitamin C and total antioxidant levels | ââ?¬Å?Effect of Non Surgical Periodontal Therapy and Vitamin C Supplementation on Total Antioxidant Capacity in Patients with Chronic Generalised Periodontitis ââ?¬â?? A Randomized Controlled Trialââ?¬?. | CTRI/2017/10/010185 |
| Arsenic Trioxide, Ascorbic Acid, Dexamethasone, and Thalidomide in Myelofibrosis/Myeloproliferative Disorder | A Phase II Trial of Combination Therapy With Thalidomide, Arsenic Trioxide, Dexamethasone, and Ascorbic Acid (TADA) in Patients With Chronic Idiopathic Myelofibrosis or Overlap Myelodysplastic/Myeloproliferative Disorders | NCT00274820 |
| Vitamin C and Septic Shock | Evaluating Vitamin C in Septic Shock: A Randomized Double Blind Placebo Controlled Trial | NCT03338569 |
| Restless Legs Syndrome in Hemodialysis Patients | Restless Legs Syndrome in Hemodialysis Patients: Prevalence, Associated Risk Factors and Efficacy of Vitamin C as a Treatment | NCT03337529 |
| Antioxidant Supplementation in Pregnant Women With Low Antioxidant Status | Vitamin C and E Supplementation in Pregnant Women With Low Antioxidant Status | NCT00388856 |
| Vitamin C reversed migratory dysfunction of mononuclear cells in smokers | Vitamin C reversed migratory dysfunction of mononuclear cells in smokers - VICM | JPRN-C000000430 |
| The Effect of High Dose Vitamin C in Burn Patients | The Effect of High Dose Versus Low Dose Intravenous Vitamin C (Ascorbic Acid)on Burn Injury Resuscitation | NCT00350077 |
| Effect of vitamin C with bioflavonoids supplementation on immune cell function after low-intensity exercise in patients with poor glycemic control type II diabetes mellitus | Effect of vitamin C with bioflavonoids supplementation on immune cell function after low-intensity exercise in patients with poor glycemic control type II diabetes mellitus | TCTR20180227001 |
| An open, randomized, parallel group, multi-center study on the effect of a resume of Renal Anemia Treatment by Erythropoietin supplemented with Iron and vitamin C on the Prognosis in Hemodialysis Patients | An open, randomized, parallel group, multi-center study on the effect of a resume of Renal Anemia Treatment by Erythropoietin supplemented with Iron and vitamin C on the Prognosis in Hemodialysis Patients - ACTIVE | JPRN-C000000316 |
| VItamin C in Thermal injuRY: The VICToRY Trial | VItamin C in Thermal injuRY: The VICToRY Trial A Phase III Multi-center Randomized Trial | NCT04138394 |
| The effect of Vitamin C on salivary antioxidant level in patients with bruxism (gnash) | The effectiveness of Vitamin C on the Level of Salivary Total Antioxidant Capacity(TAC) in bruxism patients | IRCT20160903029651N2 |
| Safety of Antioxidants During GYN Cancer Care | Safety of Oral Antioxidants and Intravenous Vitamin C During GYN Cancer Care | NCT00284427 |
| Efficacy of Microneedling With Topical Vitamin C in Treatment of Acne Scarring | Efficacy of Microneedling With Topical Vitamin C in Treatment of Acne Scarring | NCT03522922 |
| The effect of vitamin C supplementation in the last month of pregnancy on neonatal bilirubin level | The effect of vitamin C supplementation in the last month of pregnancy on neonatal bilirubin level | IRCT20091114002709N47 |
| Effect of guava and vitamin C supplementation on experimental gingivitis. A randomized clinical trial | Effect of guava and vitamin C supplementation on experimental gingivitis. A randomized clinical trial - Guava and vitamin C suplementation on experimental gingivitis | JPRN-UMIN000031772 |
| Comparison of efficacy of Micro needling with Platelet rich plasma versus Micro needling with Vitamin C for improvement in the appearance of Atrophic Facial Scars | Comparison Of efficacy of Micro needling with Platelet rich plasma versus Micro needling with Vitamin C in Treatment of Atrophic Facial Scars | ACTRN12618000567224 |
| Echinacea, Propolis and Vitamin C for URI Prevention in Preschoolers | the Effectiveness of Echinacea, Propolis and Vitamin C in the Prevention of Respiratory Tract Infections and Gastroenteritis in Preschool Age Children: a Prospective Study | NCT00231218 |
| Can Intravenous Vitamin C Improve Skin Hyperpigmentation in Long-Term Hemodialysis Patients? | Can Intravenous Vitamin C Improve Skin Hyperpigmentation in Long-Term Hemodialysis Patients? | NCT00172302 |
| Effect of soy isoflavones and ascorbic acid supplementation on antioxidant activity in postmenopausal women | Effect of soy isoflavones and ascorbic acid supplementation on antioxidant activity in postmenopausal women: a randomised controlled trial | ISRCTN98074661 |
| Evaluation of laboratory findings and clinical outcome of addition of ascorbic acid in patients undergoing coronary artery bypass grafting | Evaluation of laboratory findings and clinical outcome of addition of ascorbic acid in prime fluid in patients undergoing CABG | IRCT20200825048515N75 |
| Study of High-Dose Intravenous (IV) Vitamin C Treatment in Patients With Solid Tumors | A Phase I Study of High-Dose IV Vitamin C Treatment in Patients With Solid Tumors | NCT00441207 |
| Dietary magnesium or vitamin C supplementation as an adjunct to usual asthma therapy: a community-based investigation | | ISRCTN20984129 |
| Clinical Efficacy of Megadose Vitamin C in Sepsis | Clinical Efficacy of Megadose Vitamin C in Sepsis (CEMVIS): A Multicenter, Randomized, Single-blind, Placebo-controlled Clinical Trial | NCT05194189 |
| Effect of Low Doses of Vitamin C on Salivary Cortisol , Heart Rate , Blood Pressure During Group Presentation | Effect of Low Doses of Vitamin C on Salivary Cortisol , Heart Rate , Blood Pressure During Group Presentation | NCT04135378 |
| EFFECTS OF VITAMIN C ON METABOLISM, OXIDATIVE STRESS AND IMMUNE RESPONSES TO EXERCISE IN PATIENTS WITH DIABETES TYPE II | EFFECTS OF VITAMIN C ON METABOLISM, OXIDATIVE STRESS AND IMMUNE RESPONSES TO EXERCISE IN PATIENTS WITH DIABETES TYPE II | TCTR20180226002 |
| """Effect of Ascorbic acid in treatment of melasma""" | Comparison of the Effectiveness of intradermal injected tranexamic acid50mg/ml plus ascorbic acid50mg/ml VS tranexamic acid50mg/ml in the treatment of melasma:A split face comparative trial | IRCT20191213045719N1 |
| Multicentre, randomised, double blind, placebo controlled trial of ascorbic acid treatment in Charcot-Marie-Tooth Disease Type 1A CMT1A . | Multicentre, randomised, double blind, placebo controlled trial of ascorbic acid treatment in Charcot-Marie-Tooth Disease Type 1A CMT1A . | EUCTR2004-004501-24-IT |
| Efficacy of Vitamin C treatment for children with Charcot-Marie-Tooth disease type 1A | Efficacy of ascorbic acid supplementation in children with Charcot-Marie-Tooth disease type 1A to improve muscle strength and peripheral nerve function | ACTRN12606000481572 |
| Prophylactic Administration of Vitamin C in Wrist Fractures | Prophylactic Administration of Vitamin C in Wrist Fractures; a Randomized Placebo Controlled Multicentre Dose-Finding Study of the Incidence of Complex Regional Pain Syndrome | NCT00296868 |
| Vitamin C versus placebo in prevention of preeclampsia in high risk patients: a randomized controlled trial | Vitamin C versus placebo in prevention of preeclampsia in high risk patients: a randomized controlled tria | PACTR201802002759357 |
| Do Anti-Oxidants Modulate the Outcome of Fractures?The Effect of Vitamin C on Functional Outcome Following Fracture of Distal Radius: A Prospective randomised controlled trial. - Do Anti-Oxidants Modulate the Outcome Followin Fractures? | Do Anti-Oxidants Modulate the Outcome of Fractures?The Effect of Vitamin C on Functional Outcome Following Fracture of Distal Radius: A Prospective randomised controlled trial. - Do Anti-Oxidants Modulate the Outcome Followin Fractures? | EUCTR2005-003635-46-GB |
| Benefits of vitamin thiamine, vitamin C,vitamin B12 in children with severe infection - RCT | Randomised control study - To study effect of metabolic resuscitation with thiamine & vitamin C, B12 in pediatric severe sepsis | CTRI/2020/11/028825 |
| International ALLIANCE Study of Therapies to Prevent Progression of COVID-19 | Therapies to Prevent Progression of COVID-19, Including Hydroxychloroquine, Azithromycin, Zinc, Vitamin D, Vitamin B12 With or Without Vitamin C, a Multi-centre, International, Randomized Trial: The International ALLIANCE Study | NCT04395768 |
| Bortezomib, Ascorbic Acid, and Melphalan in Treating Patients With Newly Diagnosed Multiple Myeloma | A Phase II Trial of Bortezomib + Ascorbic Acid + Melphalan (BAM) Combination Therapy for Patients With Newly Diagnosed Multiple Myeloma | NCT00317811 |
| L-Ascorbic Acid Depletion to Treat Acute Myeloid Leukemia and Myelodysplastic Syndromes | Manipulation of L-Ascorbic Acid Level For The Treatment of Selected Cases Of Acute Myeloid Leukemia and Myelodysplastic Syndromes | NCT00329498 |
| Wirksamkeit von oralem Vitamin C bei der Seekrankheit | Wirksamkeit von oralem Vitamin C bei der Seekrankheit | EUCTR2005-002211-24-DE |
| The Effects of Surgery on Plasma Vitamin C Levels and Cognitive Function in Adults Undergoing Elective Hip Surgery | The Effects of Surgery on Plasma Vitamin C Levels and Cognitive Function in Adults Undergoing Elective Hip Surgery | ACTRN12619001212145 |
| NASPI: N-Acetylcysteine vs. Ascorbic Acid for Prevention of Contrast Induced Nephropathy in Renal Insufficiency Undergoing Coronary Catheterization | N-Acetylcysteine vs. Ascorbic Acid for Prevention of Contrast Induced Nephropathy in Renal Insufficiency Undergoing Coronary Catheterization: NASPI Study-A Randomized Controlled Trial | NCT00356954 |
| Effect of High-dose Vitamin C in Sepsis | Effect of High-dose Vitamin C in Sepsis | ChiCTR1800014305 |
| Post-Menopausal Status and Memory Loss | Comparative Assessment of Methylcobalamin and Ascorbic acid on Cognitive Function in Post-Menopausal Women - A Randomized, Double-blind Trial | CTRI/2017/11/010403 |
| An open lable randomized controlled trial for folic acid and vitamin B12 versus vitamin C in the intervention of the patients with mild cognitive impairment | An open lable randomized controlled trial for folic acid and vitamin B12 versus vitamin C in the intervention of the patients with mild cognitive impairment | ChiCTR-ROC-16008305 |
| Correlation between Plasma Vitamin C Levels and Cognition: A Cross-Sectional Study | Correlation between Plasma Vitamin C Levels and Cognition in healthy adults. Title was changed as a result of only healthy aduts being recruited. Surgery patients will be recruited in another trial, down the track. This was changed very early in the present trial when it was agreed that surgery patients will be recruited for a seperate trial. | ACTRN12615001140549 |
| Treatment of Upper Respiratory Infection | A Randomized, Open label, Pilot, Interventional study To Evaluate the Efficacy and Safety of BETA-GLUCAN, ELDERBERRY, ACEROLA EXTRACTS, ASCORBIC ACID AND ZINC Combination in patients with Upper Respiratory tract Infection | CTRI/2019/11/021852 |
| Role of Ascorbic Acid Infusion in Critically Ill Patients With Transfusion Related Acute Lung Injury | Role of Ascorbic Acid Infusion in Critically Ill Patients With Transfusion Related Acute Lung Injury | NCT04153487 |
| Effect of vitamin c in smokers | Effect of vitamin C on salivary total antioxidant capacity in healthy male smokers | IRCT20171203037717N1 |
| Effect of vitamin C in non-smokers | Effect of vitamin c on salivary total antioxidant capacity in healthy non-smokers | IRCT20171203037717N2 |
| The effect of intravenous Tranexamic acid alone and combined intravenous Tranexamic acid with intravenous vitamin C on drainage volume in patients undergoing heart bypass | The effect of intravenous Tranexamic acid alone and combined intravenous Tranexamic acid with intravenous vitamin C on drainage volume in patients undergoing heart bypass | IRCT20120509009697N12 |
| Comparision of prophylactic effect of amiodarone and amiodarone with ?vitamin c on post CABG atrial fibrillation ? | Comparision of prophylactic effect of amiodarone and amiodarone with ?vitamin c on post CABG atrial fibrillation ? | IRCT20141209020258N66 |
| Effects of Vitamin C Administration on Extravascular Lung Water in Patients With Severe Features of Preeclampsia | Effects of Vitamin C Administration on Extravascular Lung Water in Patients With Severe Features of Preeclampsia: a Randomized, Placebo-controlled Trial | NCT03451266 |
| Effect of maternal vitamin C supplementation on plasma vitamin C levels in preterm infants during the early neonatal period | | ISRCTN18855042 |
| Vitamin C for the Prevention of UTI in Women Who Undergo Elective Gynecological Surgeries | Vitamin C for the Prevention of Catheter-associated Urinary Tract Infections in Women Who Undergo Elective Gynecological Surgeries: a Study Protocol for a Randomized Double Blinded Controlled Trial. | NCT04261036 |
| Topical Vitamin C for Treatment of Basal Cell Cancer | Topical Ascorbic Acid for Treatment of Basal Cell Carcinoma | NCT04279535 |
| Study of Vitamin C, Vitamin E and Their Combination to Treat Restless Legs Syndrome in Hemodialysis Patients | Efficacy of Vitamin C, Vitamin E and Their Combination for Treatment of Restless Legs Syndrome in Hemodialysis Patients: a Randomized Double-blind, Placebo-controlled Trial | NCT01125033 |
| The effects of omega-3 plus vitamin E, vitamin C plus zinc supplementation on serum lipids and lipoprotein profiles, inflammatory and oxidative stress biomarkers, and endothelial function in postmenopausal women with type 2 diabetes | The effects of omega-3 plus vitamin E, vitamin C plus zinc supplementation on serum lipids and lipoprotein profiles, inflammatory and oxidative stress biomarkers, and endothelial function in postmenopausal women with type 2 diabetes | IRCT138804312214N1 |
| Study of effects of Vitamin c in Bhagandara (Fistula in Ano) . | Study of comparative efficacy of Udumber Ksheersutra and combination of Udumber Ksheersutra with Ascorbic Acid (Vitamin C) orally as adjuvant in the management of Bhagandara (Fistula in Ano) . | CTRI/2021/03/031821 |
| Australasian Collaborative Trial of Vitamin C and Vitamin E supplementation for the prevention of pre-eclampsia | | ISRCTN00416244 |
| Vitamins in Preeclampsia (VIP): a multicentre randomised clinical trial of vitamin C and E supplementation in pregnancy for the prevention of pre-eclampsia (India, Peru, Vietnam) | | ISRCTN86677348 |
| The effect of vitamin C and E supplementation in women with a history of two early pregnancy failures - a randomised controlled trial | | ISRCTN61737241 |
| PRENATAL SUPPLEMENTATION WITH VITAMIN C AND E FOR THE PREVENTION OF PRE-ECLAMPSIA: A RANDOMIZED AND MULTICENTRIC CONTROLLED CLINICAL STUDY | PRENATAL SUPPLEMENTATION WITH VITAMIN C AND E FOR THE PREVENTION OF PRE-ECLAMPSIA: A RANDOMIZED AND MULTICENTRIC CONTROLLED CLINICAL STUDY | PER-004-04 |
| A randomised controlled trial of vitamin C and E supplementation to prevent pre-eclampsia in women at risk | A randomised controlled trial of vitamin C and E supplementation to prevent pre-eclampsia in women at risk | ISRCTN62368611 |
| Efficacy of preoperative Vitamin C and combination of Vitamin C, Vitamin D and Zinc for post operative sore throat in patients undergoing elective surgeries under general anaesthesia at Pravara Rural Hospital, Loni. | Efficacy of Preoperative Vitamin C and Combination of Vitamin C, Vitamin D and zinc for postoperative sore throat in Patients undergoing elective Surgeries under General Anaesthesia at Pravara Rural Hospital, Loni. | CTRI/2021/04/032508 |
| Effect of Vitamin C and Vitamin E Supplementation on Postprandial Oxidative Stress, Inflammatory Markers, Lipid Profile , Insulin and Blood Glucose Level of Type 2 Diabetic Patients | Effect of Vitamin C and Vitamin E Supplementation on Postprandial Oxidative Stress, Inflammatory Markers, Lipid Profile, Insulin and Blood Glucose Level of Type 2 Diabetic Patients | IRCT138904073236N1 |
| Effect of Selenium and vitamin C supplementation on Hba1c levels in patients with diabetes type 2 | Effect of Selenium and vitamin C supplementation on Hba1c levels in patients with diabetes type 2 | IRCT20160514027879N3 |
| Assessing the Efficacy of Treatment with Vitamin C and Hydrocortisone in Children Admitted to Intensive Care Unit with Septic Shock. | Resuscitation in Paediatric Sepsis using Vitamin C and Hydrocortisone - A Randomized Controlled Multicentre Trial - assessing the effect on time alive and free of vasopressors | ACTRN12621000247875 |
| The Effect of High Dose Parenteral Ascorbic Acid On Microcirculation In Sepsis | The Effect of High Dose Parenteral Ascorbic Acid On Microcirculation In Sepsis. Randomized Double-Blind Placebo-Controlled Trial | NCT04773717 |
| Effect of Vitamin C on Stress in Peritoneal Dialysis Patients | Effect of Vitamin C on Oxidative Stress in Patients Undergoing Continuous Ambulatory Peritoneal Dialysis | IRCT2016050227675N2 |
| Oral Vitamin C for Correction of Anemia in Patients Receiving Peritoneal Dialysis | Randomized, Double-Blind, Placebo-Controlled Trial of Oral Vitamin C on Correction of Anemia in Patients Receiving Peritoneal Dialysis | NCT00920413 |
| Influence of Hesperidin and Vitamin C on Uric Acid Concentration | Influence of Hesperidin and Vitamin C on Uric Acid Concentration | NCT04316390 |
| Outcomes of Septic Shock Patients Treated With a Metabolic Resuscitation Bundle Consisting of Intravenous Hydrocortisone, Ascorbic Acid and Thiamine. | Outcomes of Septic Shock Patients Treated With a Metabolic Resuscitation Bundle Consisting of Intravenous Hydrocortisone, Ascorbic Acid and Thiamine. | NCT03913468 |
| Efficacy and overall impact on wound healing of acetic acid and ascorbic acid as antiseptics in chronic diabetic wounds | Randomized, double blind, controlled study on efficacy and overall impact on wound healing of acetic acid and ascorbic acid as antiseptics in chronic diabetic wounds | SLCTR/2014/035 |
| Parenteral Ascorbic Acid Repletion in TransplantatIon | Parenteral Ascorbic Acid Repletion in TransplantatIon (PARTI): A Randomized, Double-Blinded, Placebo-Controlled Trial | NCT04756063 |
| Vitamin c in Diabetes | Effects of ascorbic acid on AGEs, AOPP ,FRAP, hsp70,hsCRP, ox- LDL ,leptinand HOMA in patients with type 2diabetes | IRCT20160811029306N1 |
| Evaluation of the Effect of Incorporation of Vitamin C Into Platelet Rich Fibrin Scaffold in Treatment of Intra-osseous Periodontal Defects | The Effect of Combination of Vitamin C and Platelet Rich Fibrin (PRF) Versus Platelet Rich Fibrin Alone on Clinical Attachment Gain in Patients With Stage III Periodontitis: A Randomized Controlled Clinical Trial | NCT03707483 |
| The Effects of Vitamin E and Vitamin C and Exercise | Modulation of Insulin and Exercise Responses by Vitamin E and Vitamin C | NCT01369043 |
| Striae and Phonophoresis | Comparison of topical application of a combination of vitamin C, E and moisturizing ingredients, ultrasound and phonophoresis on the striae distensae in healthy young women | IRCT201207204203N6 |
| Steroid, Thiamine and Ascorbic Acid for Comatose Out-of-hospital Cardiac Arrest Survivors | Steroid, Thiamine and Ascorbic Acid During Post-Resuscitation Period for Comatose Out-of-hospital Cardiac Arrest Survivors (STAR) Trial: Multi-center, Randomized, Single-blinded, Controlled Pilot Study | NCT04921189 |
| effect of vitamin C and vitamin e supplement on sperm motility after cryopreservation | effect of vitamin C and vitamin e supplement on sperm motility after cryopreservation | TCTR20190129002 |
| Effect of Vit C and Vit E on pain and TNF-a serum level in major surgery | Comparing the effect of vitamin C and vitamin E administration on pain and TNF-a serum level in patients undergoing major surgery with general anesthesia | IRCT20110514006480N15 |
| lung contusion in blunt trauma | Effect of Vitamin C and Vitamin E on Lung Contusion | IRCT20180205038627N1 |
| Supplementation with alpha-tocopherol and ascorbic acid to non-alcoholic fatty liver disease’s statin therapy in men | Evaluation of the benefit of supplementation with alpha-tocopherol and ascorbic acid to non-alcoholic fatty liver disease’s statin therapy in men - Randomized Controlled Trial. | TCTR20180425001 |
| Intravenous Vitamin C in Combination With Standard Chemotherapy for Pancreatic Cancer | Phase I, Open Label, Dose Escalating Study of Intravenous Ascorbic Acid in Combination With Gemcitabine and Erlotinib in the Treatment of Metastatic Pancreatic Cancer | NCT00954525 |
| ANti-Oxidant in Variant Angina (ANOVA) Trial | Effects of Long-term Vitamin C+E and Statin Therapy on Vasospasm Improvement and Regression of Atheroma in Patients With Variant Angina | NCT03228238 |
| Vitamin C Depigmenattion Versus Conventional Technique | Minimally Invasive Non-surgical Vitamin C Injection Versus the Conventional Surgical Depigmentation in Treatment of Gingival Hyperpigmentation of the Anterior Esthetic Zone: Prospective Study | NCT03719274 |
| Clinical trial to evaluate ascorbic acid (vitamin C) and tocopherol (vitamin E) in combination versus placebo for the treatment of cognitive and behavioral disorders in children with fragile x syndrome | Phase III clinical trial, double-blind, cross-way, to evaluate the safety and efficacy ascorbic acid (vitamin C) and tocopherol (vitamin E) combination versus placebo for the treatment of cognitive and behavioral disorders in children with fragile x syndrome | EUCTR2015-005460-42-ES |
| Effect on Migraine Frequency of using Combined Anti-oxidant Therapy: N-acetylcysteine, Vitamin E and Vitamin C (NEC): The MIGRANT study. | Effect on Migraine Frequency of using Combined Anti-oxidant Therapy: N-acetylcysteine, Vitamin E and Vitamin C (NEC) in adults with frequent migraine: The MIGRANT study. | ACTRN12615001339549 |
| A Study of Hydroxychloroquine, Vitamin C, Vitamin D, and Zinc for the Prevention of COVID-19 Infection | A Randomized, Double-Blind, Placebo-Controlled Phase IIa Study of Hydroxychloroquine, Vitamin C, Vitamin D, and Zinc for the Prevention of COVID-19 Infection | NCT04335084 |
| Famine From Feast: Linking Vitamin C, Red Blood Cell Fragility, and Diabetes | Famine From Feast: Linking Vitamin C, Red Blood Cell Fragility, and Diabetes | NCT02107976 |
| Adaptation to resistance and endurance training with antioxidant supplementation | Does vitamin C and E supplementation alter cellular and physiological adaptation to endurance training and strength training in healthy, young and elderly participants? A double-blind randomized controlled trial. | ACTRN12614000065695 |
| Effects of Vitamin C and E on Endothelial Function in Adolescent Diabetes | Effects of Vitamin C and E on Endothelial Function in Adolescent Diabetes | NCT02019186 |
| Effect of vitamin C and E on lipid peroxidation | The effects of acute vitamin C and E supplementation on lipid peroxidation and delayed onset muscle soreness in basketball players | IRCT2013062213738N1 |
| Effect of vitamin C and E supplements on mother's milk | Clinical trial of comparison of vitamin C and E supplements effect on total antioxidant capacity of healthy women's breast milk in experimental and control groups | IRCT2012072410379N1 |
| Vitamin C and E for prevention of renal injury | Perioperative Ascorbic Acid and α-tocopherol therapy for prevention of Acute Kidney Injury following Cardiac Surgery: A Pilot Randomized Controlled Clinical Trial | CTRI/2013/04/003547 |
| Role of antioxidants in newborns failing to initiate breathing at birth | Study effect of vitamin C, vitamin E and coenzyme Q in full term newborn with birth asphyxia. | CTRI/2013/02/003379 |
| Evaluation of the combined effect of Hesperidin,Artemisinin- Artemisia annua, Noscapine, N-acetylcysteine, Resveratrol supplements and high dose of vitamin C on treatment, clinical symptoms of non-hospitalization and hospitalization patients with symptomatic COVID-19 | effect of Hesperidin,Artemisinin- Artemisia annua, Noscapine, N-acetylcysteine, Resveratrol supplements and high dose of vitamin C on treatment, clinical symptoms of non-hospitalization and hospitalization patients with symptomatic COVID-19 | IRCT20181030041504N1 |
| ROLE OF VITAMIN C AND THIAMINE IN SEPSIS INDUCED REFRACTORY HYPOTENSION | EVALUATION OF THE EFFECTS OF VITAMIN-C AND THIAMINE ON REFRACTORY HYPOTENSION IN PATIENTS WITH SEPSIS:A RANDOMIZED CONTROL STUDY | CTRI/2021/02/031043 |
| Early Administration of Vitamin C in Patients With Sepsis or Septic Shock in Emergency Departments | Early Administration of Vitamin C in Patients With Sepsis or Septic Shock in Emergency Departments: a Multicentre, Double Blinded, Randomized Controlled Trial: the C-EASIE Trial | NCT04747795 |
| Study comparing the effect of Vitamin C on adrenal suppression by using Etomidate as the Induction Agent | The effect of Vitamin C on adrenal suppression by using Etomidate as the Induction Agent-A Double Blinded Randomised Control Trial - NIL | CTRI/2024/06/069140 |
| Diamond Peeling Effectiveness Evaluation associated with Vitamin C in Melasma lightening and reduction: a pilot study | Microdermabrasion Effectiveness Evaluation associated with Vitamin C in Melasma lightening and reduction: a pilot study | RBR-7fhzpwd |
| Oxalate Formation From Ascorbic Acid | Oxalate Formation From Ascorbic Acid | NCT04603898 |
| RCT,Double Blind, Placebo to Evaluate the Effect of Zinc and Ascorbic Acid Supplementation in COVID-19 Positive Hospitalized Patients in BSMMU | Randomized, Double -Blind, Placebo Controlled, Trial to Evaluate the Effect of Zinc and Ascorbic Acid Supplementation in COVID-19 Positive Hospitalized Patients in BSMMU | NCT04558424 |
| Vitamin C for Prevention of Urinary Tract Infections in the Spinal Cord Injured | Vitamin C for Prevention of Urinary Tract Infections in the Spinal Cord Injured | NCT00869427 |
| Lessening Organ Dysfunction With VITamin C | Lessening Organ Dysfunction With VITamin C (LOVIT) | NCT03680274 |
| Efficacy and Safety of High-dose Vitamin C Combined With Chinese Medicine Against Coronavirus Pneumonia (COVID-19) | Efficacy and Safety of High-dose Vitamin C Combined With Traditional Chinese Medicine in the Treatment of Moderate and Severe Coronavirus Pneumonia (COVID-19) | NCT04664010 |
| THE EFFICACY OF VITAMIN C ORAL SUPPLEMENT ON WOUND HEALING AFTER TOOTH EXTRACTION | THE EFFICACY OF VITAMIN C ORAL SUPPLEMENT ON WOUND HEALING AFTER TOOTH EXTRACTION | TCTR20180830002 |
| Skin saftey test of TLC | A clinical study to evaluate the Skin Irritation Potential of TLC 20 percent Nano Vitamin C with Niacinamide on healthy human volunteers - NIL | CTRI/2025/03/082313 |
| small bowel preparation for capsule endoscopy | Comparison of small bowel preparation for capsule endoscopy with low-volume or minimum-volume polyethylene glycol plus ascorbic acid: a multi-center randomized study | KCT0005347 |
| Combination of IV Ascorbic Acid and Adebrelimab in Metastatic Colorectal Cancer | Vitamin C Intravenously With Chemotherapy and Adebrelimab in Metastatic Colorectal Cancer With High Expresison Level of GLUT3 | NCT04516681 |
| The use of vitamin C in the prevention of central venous catheter obstruction in children | The use of intermittent Ascorbic Acid in the prevention of central venous catheter obstruction in pediatrics | RBR-4tg72t |
| Use of vitmin C for prevention of pain after surgery | Effect of intravenous infusion of Ascorbic acid on hyperbaric bupivacaine spinal block characteristics in infraumbilical surgeries: a prospective, randomized, double blind, placebo controlled study | CTRI/2020/07/026425 |
| Lessening Organ Dysfunction With VITamin C in Septic ARDS | A Multicentre Concealed-Allocation Parallel-Group Blinded Randomized Controlled Trial to Ascertain the Effect of High-Dose Intravenous Vitamin C Compared to Placebo on Mortality or Persistent Organ Dysfunction at 28 Days in Septic Intensive Care Unit Patients | NCT04404387 |
| Comparative Evaluation of the Efficacy of Oral Sulfate and tablet and Polyethylene Glycol with Ascorbic Acid for Bowel Preparation | Comparative Evaluation of the Efficacy of Novel Oral Sulfate and tablet Polyethylene Glycol with Ascorbic Acid for Bowel Preparation: A prospective randomized multicenter trial. | KCT0005017 |
| Pharmacologic Ascorbic Acid as an Activator of Lymphocyte Signaling for COVID-19 Treatment | Pharmacologic Ascorbic Acid as an Activator of Lymphocyte Signaling for COVID-19 Treatment | NCT04363216 |
| Administration of Intravenous Vitamin C in Novel Coronavirus Infection (COVID-19) and Decreased Oxygenation | Administration of Intravenous Vitamin C in Novel Coronavirus Infection and Decreased Oxygenation (AVoCaDO): A Phase I/II Safety, Tolerability, and Efficacy Clinical Trial | NCT04357782 |
| SAFEty Study of Early Infusion of Vitamin C for Treatment of Novel Coronavirus Acute Lung Injury (SAFE EVICT CORONA-ALI) | SAFEty Study of Early Infusion of Vitamin C for Treatment of Novel Coronavirus Acute Lung Injury (SAFE EVICT CORONA-ALI) | NCT04344184 |
| Coronavirus 2019 (COVID-19)- Using Ascorbic Acid and Zinc Supplementation | Coronavirus Disease 2019- Using Ascorbic Acid and Zinc Supplementation (COVIDAtoZ) Research Study A Randomized, Open Label Single Center Study | NCT04342728 |
| Pilot study about the use of intravenous Vitamin C for the prevention of Reperfusion Syndrome in Orthotopic Liver Transplantation from a cadaver donor. | Phase II clinical trial, randomized, double blind, masked, controlled with physiological serum about the efficacy of intravenous administration of vitamin C during the anhepatic phase of liver transplantation to prevent the onset of reperfusion syndrome - VITACTOH | EUCTR2020-000123-39-ES |
| checking the level of bone growth with and without application of vitamin c mixed with bone graft around teeth with bone loss | Clinical and radiographic evaluation of periodontal bony defect fill with and without ascorbic acid admixed nanohydroxyapatite bone graft. - Nil | CTRI/2024/12/078436 |
| Evaluation of the effectiveness of TAC cocktail in critically ill patients with Covid 19 induced pneumonia | Evaluation of the effectiveness of thiamine-ascorbic acid-methylprednisolone (TAM) cocktail in the treatment of critically ill patients with coronavirus pneumonia (Covid-19) in a clinical trial study | IRCT20200415047080N2 |
| An Investigator-initiated Trial to Assess the Effectiveness of Three Different Gummies (Curcumin Gummies, Vitamin C Gummies, and Vitamin B Complex Gummies) in Healthy Children | An Open-Label, Three-Arm, Parallel, Investigator-Initiated Trial of Three Different Gummies (Curcumin Gummies, Vitamin C Gummies, and Vitamin B Complex Gummies) in Healthy Children | NCT05775237 |
| usefulness of vitamin c in the reduction of blood pressure and fat levels in mild to moderate hypertensive patients. | Evaluation of Efficacy and Safety of Vitamin C as an add on therapy to telmisartan in the reduction of blood pressure and lipid levels in mild to moderate hypertensive patients in tertiary care hospital â?? A Randomized clinical trial. | CTRI/2021/09/036310 |
| Impact of Vitamin C Supplementation on delirium | Impact of Vitamin C Supplementation on Post-Cardiac Surgery delirium | IRCT20080830001127N7 |
| Effects of the supplementation of the vitamin C-rich beverage on mental vitality in healthy young adults | Effects of the supplementation of the vitamin C-rich beverage on mental vitality in healthy young adults | KCT0004276 |
| RANDOMIZED CLINICAL TRIAL TO ASSESS THE ROLE OF VITAMIN C IN DEPRESSION | A PROSPECTIVE, RANDOMIZED, OPEN LABEL STUDY TO ASSESS THE ROLE OF VITAMIN C AS AN ADJUVANT TO PAROXETINE IN PHARMACOTHERAPY OF MAJOR DEPRESSIVE DISORDER | CTRI/2019/06/019598 |
| Role of Vitamin C at 6 Months on Incidence of Complex Regional Pain Syndrome Type I in Upper Limb Surgery (CRPS-VITC) | Role of Vitamin C at 6 Months on Incidence of Complex Regional Pain Syndrome Type I in Upper Limb Surgery (CRPS-VITC) | EUCTR2015-000145-24-FR |
| Vitamin C as an anti-cancer drug | Evaluation of cytotoxicity and genetic changes of high dose vitamin C infusions in castration resistant metastatic human prostate cancer. - Vitamin C as an anti-cancer drug | EUCTR2008-008692-33-DK |
| Efficacy and Safety of 1L Polyethylene Glycol plus Low-dose Ascorbic Acid Compared to D-Sorbitol and Picosulfate plus Ascorbic Acid | Efficacy and Safety of 1L Polyethylene Glycol plus Low-dose Ascorbic Acid Compared to D-Sorbitol and Picosulfate plus Ascorbic Acid: Multi-center, randomized, single-blind prospective study | KCT0009000 |
| International ALLIANCE Study of Therapies to prevent progression of COVID-19, a randomized trial - Stage 2 | Therapies to prevent progression of COVID-19, including Quercetin, Zinc, high dose Vitamin D with or without Intravenous Vitamin C, a multi-centre, international, randomized trial: The International ALLIANCE Study - Stage 2 | ACTRN12622000309785 |
| High-Dose Vitamin C Treatment in Critically Ill COVID-19 Patients | High-Dose Vitamin C Treatment in Critically Ill COVID-19 Patients, A Retrospective Cohort Study | NCT04710329 |
| Hyaluronic acid and vitamin C for thin gingiva | Comparative evaluation of microneedling with Hyaluronic acid injection and vitamin C injection in the management of thin gingival phenotype: A Randomised clinical study - NIL | CTRI/2024/08/072707 |
| Evaluation of safety and effectiveness of liposomal hyaluronic acid, PRP and vitamin C in rejuvenation and brightening under the eyes | Evaluation of safety and effectiveness of liposomal hyaluronic acid, PRP and vitamin C in rejuvenation and brightening under the eyes | IRCT20200127046282N28 |
| The benefit of Nicotinamide + Vitamin C + Hyaluronic Acid, compared to Hydroquinone in the treatment of Melasma | Efficacy and safety topical Nicotinamide 10%, associated with VCPMG 5% and Hyaluronic Acid 5%, compared to Hydroquinone 4% tested in Brazilian women with Melasma: a double-blind, randomized and controlled trial | RBR-4mkfmr8 |
| Sympathetic-vascular Dysfunction in Obesity and Insulin Resistance (Vitamin C Study) | Sympathetic-vascular Dysfunction in Obesity and Insulin Resistance | NCT04715022 |
| Clinical study of artistry hyaluronic acid vitamin C double effect serum and nutrilite collagen peptide drink to improve skin condition | Clinical study of artistry hyaluronic acid vitamin C double effect serum and nutrilite collagen peptide drink to improve skin condition | ChiCTR2100050348 |
| To compare the effectiveness between inj vitamin C and inj lignocaine regarding pain due to inj propofol | Comparision Of Efficacy Between Inj Ascorbic acid And Lignocaine On Alleviating Of Pain During Propofol Inj:A Randomised Prospective Study In Adult Surgical Patients. | CTRI/2020/12/029797 |
| Effect of Resveratrol and Vitamin C on Insulin Resistance Among Postmenopausal Women | Effect of Resveratrol and Vitamin C on Insulin Resistance and Antioxidant Capacity in Postmenopausal Women. A Randomized Clinical Trial | NCT03090997 |
| Effects of adjunctive use of 2% atorvastatin dentifrice plus vitamin C in treatment of teeth supporting tissues disease. | Effects of adjunctive use of 2% atorvastatin dentifrice plus vitamin C in treatment of chronic periodontitis | IRCT20171015036782N5 |
| A randomized controlled trial for the effect of vitamin C on deiodination after endoscopic iodine staining in esophageal mucosa | A randomized controlled trial for the effect of vitamin C on deiodination after endoscopic iodine staining in esophageal mucosa | ChiCTR1800018565 |
| High dose vitamin C as an adjuvant therapy in patient with septic shock | High dose vitamin C as an adjuvant therapy in patient with septic shock | TCTR20180925004 |
| Role of vitamin c in diffuse axonal injury patients in icu | Role of vitamin c in critically ill traumatic brain injury patients | CTRI/2020/12/029688 |
| To assess the effectiveness of three different gummies (Curcumin Gummies, Vitamin C Gummies, and Vitamin B Complex Gummies) in Healthy Children. | An Open-Label, Three-Arm, Parallel, Investigator-Initiated Trial of Three Different Gummies (Curcumin Gummies, Vitamin C Gummies, and Vitamin B Complex Gummies) in Healthy Children. | CTRI/2023/03/051016 |
| The Study of Anti-aging and Brightening Effects of Topical Vitamin C, Vitamin E, and Raspberry Leaf Cell Culture Extract | The Study of Anti-aging and Brightening Effects of Topical Vitamin C, Vitamin E, and Raspberry Leaf Cell Culture Extract: A Randomized Controlled Trial | TCTR20190418004 |
| The Body's Affect on Vitamin C | Pharmacokinetics and Biodistribution of Ascorbic Acid in Healthy Human Subjects | NCT00001309 |
| Velcade, Trisenox, Vitamin C and Melphalan for Myeloma Patients | Phase I/II Study of the Combination of Bortezomib With Arsenic Trioxide, Ascorbic Acid and High-Dose Melphalan for Patients With Multiple Myeloma | NCT00469209 |
| Vitamin C Intravenously With Chemotherapy in Advanced Colorectal Cancer | A Randomized Phase ? Study of IV Ascorbic Acid in Combination With FOLFOX+/- Bevacizumab vs Treatment With FOLFOX+/- Bevacizumab Alone as First-line Therapy for Advanced Colorectal Cancer | NCT02969681 |
| Ascorbic Acid Treatment in Congenital Glucocorticoids and Mineralocorticoids Deficiency Due to NNT Mutation | Ascorbic Acid Treatment for Patients With Combined Mineralocorticoid and Glucocorticoid Deficiency Secondary to Nicotinamide Nucleotide Transhydrogenase Mutation | NCT02838472 |
| Effect of Oral Vitamin C in Assessing the Severity of Oral Mucositis in Chemoradiation of Head and Neck Cancers | Effect of Ascorbic Acid Oral Supplementation in Assessing the Severity of Oral Mucositis in Chemo-radiation Therapy of Head and Neck Cancers. | NCT02868151 |
| protective effect of vitamin C on hepatotoxicity of anti-Tuberculous drugs | Evaluation of the effects of vitamin C on reducing anti-Tuberculous hepatotoxicity | IRCT20170904036060N2 |
| Ascorbic Acid and Combination Chemotherapy in Treating Patients With Locally Advanced or Recurrent Pancreatic Cancer That Cannot Be Removed by Surgery | A Pilot Study of Intravenous Ascorbic Acid and Folfirinox in the Treatment of Advanced Pancreatic Cancer | NCT02896907 |
| The effect of vitamin C on lymphocyte apoptosis induced by radiation | Evaluating the effect of vitamin C on apoptosis compared to control group on apoptosis in peripheral blood lymphocytes in patients treated with ablation in cardiac electrophysiology studies | IRCT2016072529068N1 |
| Vitamin C as PONV prophylaxis | PONV – Histamin - Vitamin CA prospecitve, Placebo-controlled dobbleblind study - PONVit C | EUCTR2016-001239-11-AT |
| Bevacizumab and Ascorbic Acid in Patients Treating With Recurrent High Grade Glioma | A Phase I Study of Bevacizumab and Intravenous Ascorbic Acid for Patients With Recurrent High Grade Glioma | NCT02833701 |
| Polyethylene Glycol Versus Low Volume Solutions Prior to Colonoscopy | A Head-to-head Comparison of Efficiency and Tolerance of 4-L Polyethylene Glycol and Sodium Picosulphate/ Magnesium Citrate, Polyethylene Glycol/Ascorbate Before Colonoscopy | NCT02956057 |
| The effect of intravenous vitamin C for the arthroscopic rotator cuff repair | The effect of intravenous vitamin C for the arthroscopic rotator cuff repair | KCT0002152 |
| Combination Method Using Sodium Picosulfate and Magnesium Citrate and PEG With Ascorbic Acid for Bowel Preparation | Comparison the Efficacy Depending on the Order of the Sequential Combination Method Using Sodium Picosulfate and Magnesium Citrate (PMC) and PEG With Ascorbic Acid for Bowel Preparation (The Phase II Prospective Randomized Clinical Trial) | NCT02979223 |
| IV Ascorbic Acid in Advanced Gastric Cancer | Phase ? Study of IV Ascorbic Acid in Combination With XELOX vs Treatment With XELOX Alone as First-line Therapy for Advanced Gastric Cancer | NCT03015675 |
| Comparative assessment of the absorption of a generic formulation of ferrous sulfate/ascorbic acid modified release tablet against the innovator ferrous sulfate/ascorbic acid modified release tablet conducted under fasting conditions with diet control in healthy male and female volunteers | A single dose, randomized, blinded, bioequivalence study of a test formulation of ferrous sulfate/ascorbic acid modified release tablet in a 2 way crossover comparison against the innovator ferrous sulfate/ascorbic acid modified release tablet conducted under fasting conditions with diet control in healthy male and female volunteers | ACTRN12617000394347 |
| Vitamin C in Cardiac Surgery Patients | Advancing the Cardiovascular Science of Vitamin C in Cardiac Surgery Patients | NCT03123107 |
| Intravenous Ascorbic Acid Supplementation in Neoadjuvant Chemotherapy for Breast Cancer | Phase I/II Randomized Study to Evaluate the Role of Intravenous Ascorbic Acid Supplementation to Conventional Neoadjuvant Chemotherapy in Women With Breast Cancer | NCT03175341 |
| Comparison of quality of bowel preparation regimens for colonoscopy: Low-volume Polyethylene glycol plus Ascorbic acid Solution (PEG-Asc), versus PEG-Asc plus Bisacodyl, and PEG-Asc plus Coffee | Comparison of quality of bowel preparation regimens for colonoscopy: Low-volume Polyethylene glycol plus Ascorbic acid Solution (PEG-Asc), versus PEG-Asc plus Bisacodyl, and PEG-Asc plus Coffee | TCTR20170512001 |
| A study to reduce anemia in school going children with a low cost iron and vitamin c, tasty fizzy drink. | Efficacy trial for a low cost Iron with Vitamin C drink for reducing Anemia | CTRI/2017/07/009131 |
| Ascorbic Acid Versus Diode Laser in the Treatment of Gingival Hyperpigmentation | Ascorbic Acid Versus Diode Laser in the Treatment of Gingival Hyperpigmentation: Histological and Clinical Randomized Study | NCT03252418 |
| An open-label, multicenter, prospective, Randomized Controlled Trial for Decitabine combined with arsenic trioxide and Ascorbic acid in subjects with Myelodysplastic Syndrome-Refractory Anemia with Excess Blasts (MDS-RAEB) and Chronic Myelomonocytic Leukaemia (CMML) | Decitabine combined with arsenic trioxide and Ascorbic acid in subjects with Myelodysplastic Syndrome-Refractory Anemia with Excess Blasts (MDS-RAEB) and Chronic Myelomonocytic Leukaemia (CMML) | ChiCTR-IPR-16010006 |
| High Dose Vitamin C in Cardiac Surgery Patients | Pilot Study to Assess Effect of High Dose Ascorbic Acid (Vitamin C) on Inflammation Reduction in Cardiac Surgery Patients. | NCT02762331 |
| Efficacy and tolerability of a new reduced volume bowel preparation before colonoscopy. A multi-centre, randomised, observer-blind, comparative trial vs PEG + Ascorbate. | Efficacy and tolerability of a new reduced volume bowel preparation before colonoscopy. A multi-centre, randomised, observer-blind, comparative trial vs PEG + Ascorbate. | EUCTR2010-019317-22-AT |
| Ascorbic acid treatment for Charcot-Marie-Tooth disease type 1A | Ascorbic acid treatment for Charcot-Marie-Tooth disease type 1A - Ascorbic acid treatment for CMT1A | JPRN-UMIN000036332 |
| Ascorbic Acid Administration in the Treatment of Anemia in Chronic Hemodialysed Patients | Effects of Ascorbic Acid Administration in the Treatment of Anemia in Chronic Hemodialysed Patients With Iron Overload | NCT02225886 |
| Effect of Ascorbic Acid Supplementation in Pregnancy on Anemia (AAA) | Effect of Ascorbic Acid Supplementation in Pregnancy on Anemia (AAA) | NCT03564756 |
| A Phase 2 Trial of High-Dose Ascorbate in Glioblastoma Multiforme | Pharmacological Ascorbate Combined With Radiation and Temozolomide in Glioblastoma Multiforme: A Phase 2 Trial | NCT02344355 |
| Iron Bioavailability From Encapsulated Ferrous Sulphate | Iron Bioavailability From Salt Fortified With Ferrous Sulphate, Zinc Sulphate and Ascorbic Acid Encapsulated in a Polymer Jacket | NCT02353325 |
| Clinical trial to evaluate the clinical effect and safety of a triple combination of ibuprofen, magnesium and vitamin C in the treatment of acute pain in temporomandibular disorders (TMD). | Randomised, double-blinded, placebo and active comparator controlled exploratory clinical trial to assess the efficacy and safety of a triple combination of Ibuprofen, magnesium and ascorbic acid in Temporo-Mandibular Joint (TMJ) dysfunction syndrome. | EUCTR2014-003790-41-ES |
| Study of the way the body absorbs, distributes and gets rid of two different high doses of vitamin C in patients in the intensive care unit | Pharmacokinetics of two different high dose regimes of intravenous vitamin C in critically ill patients - Pharmacokinetics of two different high dose regimes of intravenous vitamin C in critically ill patie | EUCTR2014-003680-38-NL |
| Comparing preventive effect of ascorbic acid versus isotonic sodium bicarbonate against acute kidney injury after adults on-pump cardiac surgery | Comparing preventive effect of ascorbic acid versus isotonic sodium bicarbonate against acute kidney injury after adults on-pump cardiac surgery | IRCT201409091127N3 |
| contrast-induced nephropathy and the patient’s undergone coronary angiography | Comparison of N-acetylcysteine, Ascorbic acid and Normal saline effect in prevention of contrast-induced nephropathy on the patient’s undergone coronary angiography | IRCT2015050722134N1 |
| Intravenous Ascorbic Acid in Women Receiving Adjuvant or Neo-Adjuvant Chemotherapy for Early Stage Breast Cancer | Prospective Double Blind Study of the Effect of Intravenous High Dose Ascorbic Acid in Women Receiving Adjuvant or Neo-Adjuvant Chemotherapy for Early Stage Breast Cancer | NCT02521077 |
| Docetaxel With or Without Ascorbic Acid in Treating Patients With Metastatic Prostate Cancer | A Randomized Phase 2 Trial of Ascorbic Acid in Combination With Docetaxel in Men With Metastatic Prostate Cancer | NCT02516670 |
| A Pharmacokinetics Study of Intravenous Ascorbic Acid | A Phase 1, Single-Dose Study to Evaluate the Pharmacokinetics of Intravenous Ascorbic Acid in Healthy Male and Female Volunteers | NCT02534753 |
| Vitamin c to improve wound healing after vascular surgery | Vitamin c to improve tissue healing by administration of multiple intravenous dosages | NL-OMON21212 |
| Exploratory Study To Assess the Efficacy and Safety of a Triple Combination for Acute Pain Treatment in Patients With Temporomandibular Joint Disorders (TMJD). | Randomized, Double Blind, Placebo Controlled Exploratory Study To Assess the Efficacy and Safety of a Triple Combination of Ibuprofen+Mg+Ascorbic Acid for Acute Pain Treatment in Temporomandibular Join Disorder (TMJD) Patients | NCT02602483 |
| """Novo C Plus"" Vitamin C Containing Dietary Supplement Bioavailability in Healthy Subjects" | "Open-label, Randomized Comparator Study for Evaluation the Bioavailability of ""Novo C Plus"" Vitamin C Containing Dietary Supplement in Healthy Subjects" | NCT02606773 |
| Vitamin c to Improve Tissue healing by Administration of Multiple INtravenous dosages | Vitamin c to Improve Tissue healing by Administration of Multiple INtravenous dosages - VITAMIN | NL-OMON41803 |
| High Dose Intravenous Ascorbic Acid in Severe Sepsis | The Efficacy of Intravenous Ascorbic Acid in Patients With Severe Sepsis | NCT02734147 |
| Effect of Vitamin C supplementation on Diabetes Mellitus and assessment of salivary vitamin C along with periodontal health. | Evaluation of Glycated Hemoglobin levels in type 2 Diabetes Mellitus and Prediabetes after oral supplementation of vitamin C along with assessment of changes in salivary vitamin C levels and periodntal health : A randomized control clinical trial | CTRI/2016/03/006764 |
| Lead Detoxifying Effects of Ascorbic Acid Among School Going Adolescents of Karachi- A Cluster Randomized Control Trial | Lead Detoxifying Effects of Ascorbic Acid Among School Going Adolescents of Karachi- A Cluster Randomized Control Trial | NCT02745873 |
| Vitamin C with levothyroxine in primary hypothyroidism | Effect of vitamin C and levothyroxine on thyroid function in patients with primary hypothyroidism | IRCT20180220038807N1 |
| The Effect of 1L Polyethylene Glycol Plus Ascorbic Acid With Prepackaged Low-Residue Diet for Bowel Preparation | 1L Morning-only Polyethylene Glycol Plus Ascorbic Acid With Prepackaged Low-residue Diet Versus 2L Polyethylene Glycol Plus Ascorbic Acid for Bowel Preparation: a Randomized Trial | NCT03329339 |
| Ascorbic acid improves thrombotic function of platelet during orthotopic living donor liver transplantation | Ascorbic acid improves thrombotic function of platelet during orthotopic living donor liver transplantation via modulation of the function of E3 ubiquitin ligase Cbl-b and c-Cbl | KCT0002503 |
| Pazopanib Hydrochloride With or Without Ascorbic Acid in Treating Patients With Kidney Cancer That Is Metastatic or Cannot Be Removed by Surgery | Randomized, Phase II Trial of Intravenous Ascorbic Acid (Vitamin C) as an Adjunct to Pazopanib in the First-Line or Post-Immunotherapy Setting for Metastatic or Unresectable Clear Cell Renal Cell Carcinoma (ccRCC) | NCT03334409 |
| Effect of vitamin C intake on lung functions in 35 or more than 35 years of age persons | Effect of ascorbic acid supplementation on pulmonary functions in persons of age equal to or more than 35 years: A randomized controlled pilot study | CTRI/2019/02/017698 |
| Effect of perioperative application of ascorbic acid for postoperative pulmonary complications in patients undergoing cardiac surgery | Effect of perioperative application of ascorbic acid for postoperative pulmonary complications in patients undergoing cardiac surgery | ChiCTR1800019577 |
| Effect of Ascorbic Acid on Postoperative Pulmonary Complications in Patients Undergoing Cardiac Surgery | Effect of Perioperative Application of Ascorbic Acid on Postoperative Pulmonary Complications in Patients Undergoing Cardiac Surgery | NCT03756727 |
| A double-blind, randomised, placebo-controlled study to evaluate the effectiveness of an orally dosed supplement, Skin Accumax, containing vitamin A, vitamin E, vitamin C, phosphatidylcholine (lecithin) and diindolylmethane, on treating acne in men and women aged between 16 and 35. | A double-blind, randomised, placebo-controlled study to evaluate the effectiveness of an orally dosed supplement, Skin Accumax, containing vitamin A, vitamin E, vitamin C, phosphatidylcholine (lecithin) and diindolylmethane, on treating acne in men and women aged between 16 and 35. | ACTRN12614000008628 |
| Vitamin C and its effect on the kidneys after open heart surgery | Effect of ascorbic acid supplementation on acute kidney injury after open heart surgery | ISRCTN98572043 |
| Clinical Trial, Phase II, randomized, double-blind, placebo-controlled, 1-way over with 2 treatment periods of 40 weeks duration.Applicants: Research Group CTS546. IBIMA. Regional University Hospital. Málaga.Subjects: Patients above 55 years with depressive disorders. | Phase II, Double-blind, randomized, 1-way cross-over, to investigate the effectiveness of the combination of ascorbic acid (vitamin C) and tocopherol (vitamin E) versus placebo for the treatment of depressive disorders in elderly | EUCTR2013-004276-35-ES |
| Effectiveness of Ascorbic Acid and Tocopherol for Depression in Elderly. | Phase II, Double-blind, Randomized, 1-way Cross-over, to Investigate the Effectiveness of the Combination of Ascorbic Acid (Vitamin C) and Tocopherol (Vitamin E) Versus Placebo for the Treatment of Depressive Disorders in Elderly | NCT02793648 |
| Vitamin C for the Prevention of UTI in Women Who Undergo Elective GYN Surgeries | Vitamin C for the Prevention of UTI in Women Who Undergo Elective GYN Surgeries: a Study Protocol for a Randomized Controlled Trial | NCT03800667 |
| Effect of high dose Vitamin C in the treatment of sepsis: a randomized, double-blind, multi-centre clinical trial | Protective effect of high dose intravenous Vitamin C on the multi organs function in the early stage of sepsis: a randomized, double-blind, multi-centre clinical trial | ChiCTR1800017633 |
| Therapeutic Use of Intravenous Vitamin C in Allogeneic Stem Cell Transplant Recipients | Therapeutic Use of Intravenous Vitamin C in Allogeneic Stem Cell Transplant Recipients | NCT03613727 |
| A randomized controlled clinical trial using alpha-tocopherol and ascorbic acid in the treatment of moderate traumatic brain injury | A randomized controlled clinical trial using alpha-tocopherol and ascorbic acid in the treatment of moderate traumatic brain injury | PACTR202112742845790 |
| The effect of intravenous high dose Vitamin C on postoperative pain and early rehabilitation after laparoscopic hysterectomy: a randomized controlled trial | The effect of intravenous high dose Vitamin C on postoperative pain and early rehabilitation after laparoscopic hysterectomy: a randomized controlled trial | ChiCTR1800017213 |
| Benefits of Vitamin E and Vitamin C on Lung Function Cognition and electrical activities in Asthma Patients | Therapeutic effects of a- tocopherol and ascorbate on improvement of pulmonary function, cognition and electrophysiological changes in asthmatic patients - NIL | CTRI/2024/08/072806 |
| Vitamin C, Hydrocortisone and Thiamine for Septic Shock | A Randomized, Double Blind, Placebo-Controlled Trial to Investigate the Effect of Vitamin C, Hydrocortisone and Thiamine on the Outcome of Patients with Septic Shock | NCT03592693 |
| The effect of Vitamin C on gene expression of protamine1and2 egaculatedsperm in male partners of couples experiencing recurrent spontaneous abortion | The effect of Vitamin C on gene expression of protamine1and2 egaculatedsperm in male partners of couples experiencing recurrent spontaneous abortion | IRCT20180312039059N1 |
| Influence of Vitamin C on Post-operative Atrial Fibrillation | Influence of Oral Vitamine C Supplementation on the Incidence of Post-operative Atrial Fibrillation | NCT03592680 |
| Vitamin C & Exercise Induced Bronchoconstriction (EIB) | Vitamin C Supplementation to Improve EIB in College Student-Athletes | NCT03610932 |
| Impact of Ascorbic Acid Treatment on the Development and Treatment of Vasodilation in Cardiac Surgery | Pilot Study for Determining the Impact of Ascorbic Acid Treatment on the Development and Treatment of Vasodilation in Cardiac Surgery | NCT03744702 |
| Temozolomide and Ascorbic Acid in Treating Patients With Recurrent High-Grade Glioma | A Phase I Study of Metronomic Temozolomide and Intravenous Ascorbic Acid for Patients With Recurrent High Grade Glioma | NCT02168270 |
| Effect of vitamin C in autologous stem cell transplantations | Randomized controlled trial on the effect of vitamin C supplementation in autologous stem cell transplantations | EUCTR2018-004135-77-NL |
| Comparison of Different Low Volume Solutions Prior to Colonoscopy | Comparison of Efficiency and Tolerance of Sodium Picosulphate/ Magnesium Citrate, Polyethylene Glycol/Ascorbate and Oral Sulfate Solution Before Colonoscopy | NCT03698474 |
| Effect of 1,000 mg supplement of ascorbic acid during ovarian stimulation on the rate of fertilization: double blind randomized controlled trial | Effect of 1,000 mg supplement of ascorbic acid during ovarian stimulation on the rate of fertilization: double blind randomized controlled trial | TCTR20171109001 |
| the Effect of High Dose Ascorbic Acid on Critically Ill Patients With ARDS | "The Impact of High Dose Vitamin C ""Ascorbic Acid"" on the Clinical Outcomes of Critically Ill Patients With Acute Respiratory Distress Syndrome" | NCT03780933 |
| Efficacy of mosapride citrate with a split dose of PEG+ascorbic acid for bowel preparation in elderly patients | Efficacy of mosapride citrate with a split dose of PEG+ascorbic acid for bowel preparation in elderly patients | KCT0002580 |
| Efficacy of Vitamin C Administration for the Prevention of Postpolypectomy Bleeding | Efficacy of Vitamin C Administration for the Prevention of Postpolypectomy Bleeding | NCT03374410 |
| Effects Of Combination Therapy Of Statin And Ascorbic Acid For Prevention Of Contrast-Induced Nephropathy | Effects Of Combination Therapy Of Statin And Ascorbic Acid For Prevention Of Contrast-Induced Nephropathy. Randomised Controlled Study | NCT03391830 |
| TET2 Mutations in Myelodysplastic Syndromes and Acute Myeloid Leukemia With Azacitidine + Ascorbic Acid | Targeting TET2 Mutations in Myelodysplastic Syndromes and Acute Myeloid Leukemia (AML) With Azacitidine and Ascorbic Acid | NCT03397173 |
| Efficacy of Vitamin C Administration for the Prevention of Postpolypectomy Bleeding | Efficacy of Vitamin C Administration for the Prevention of Postpolypectomy Bleeding | NCT03400020 |
| Ascorbic Acid and Chemotherapy for the Treatment of Relapsed or Refractory Lymphoma, CCUS, and Chronic Myelomonocytic Leukemia | Phase2 Trial of High Dose Intravenous Ascorbic Acid As an Adjunct to Salvage Chemotherapy in Relapsed/ Refractory Lymphoma, Patients with Clonal Cytopenia of Undetermined Significance, and Chronic Myelomonocytic Leukemia | NCT03418038 |
| Metabolic Resuscitation Using Ascorbic Acid, Thiamine, and Glucocorticoids in Sepsis. | Outcomes of Metabolic Resuscitation Using Ascorbic Acid, Thiamine, and Glucocorticoids in the Early Treatment of Sepsis. | NCT03422159 |
| Ascorbic acid improves thrombotic function of platelet during cardiac surgery using cardiopulmonary bypass | Ascorbic acid improves thrombotic function of platelet during cardiac surgery using cardiopulmonary bypass | KCT0002739 |
| Tolerability and Efficacy of Sodium Picosulfate/Magnesium Citrate Versus PEG/Ascorbic Acid in Ulcerative Colitis Patients | Tolerability and Efficacy of Low-Volume Sodium Picosulfate/Magnesium Citrate Versus 2L Polyethylene Glycol/Ascorbic Acid in Patients With Ulcerative Colitis Undergoing Colonoscopy: A Randomized Controlled Trial | NCT03581149 |
| Steroids Thiamine and Vitamin C in Septic Shock | Hydrocortisone, Vitamin C and Thiamine for the Treatment of Severe Sepsis and Septic Shock - STACSS | CTRI/2018/04/013384 |
| The Effect of Vitamin C on Post-Operative opioid Requirement in orthopaedic lower limb surgery | The Effect of Ascorbic Acid on Post-Operative opioid Requirement in orthopaedic lower limb surgery | CTRI/2018/04/013474 |
| Ascorbic Acid on Restenosis of Dysfunctional Hemodialysis Vascular Access | Effect of Ascorbic Acid Administration on Restenosis of Dysfunctional Hemodialysis Vascular | NCT03524846 |
| Early high-dose vitamin C to prevent and/or treat organ dysfunction after cardioplumonary resusciation. | Early high-dose vitamin C in post-cardiac arrest syndrome. - Vitamin C post cardiac arrest | EUCTR2017-004318-25-NL |
| Ascorbic acid in contrast-induced nephropathy | Ascorbic acid in preventing contrast-induced nephropathy in patients undergoing angiography : Double blind Random clinical trial | IRCT20151109024975N7 |
| A Trial to Assess the Impact of Ascorbic Acid on Cardiac Surgeries Outcomes and Complications'' | 'A Prospective Randomized Trial to Assess the Impact of Ascorbic Acid on Outcomes and Complications Post Cardiac Surgeries'' | NCT03639519 |
| Epigenetics, Vitamin C, and Abnormal Blood Cell Formation - Vitamin C in Patients With Low-Risk Myeloid Malignancies | Epigenetics, Vitamin C, and Abnormal Hematopoiesis - Role of Vitamin C in Epigenetic Regulation in Hematopoiesis Sub-Study on CCUS, Low-Risk MDS, and CMML-0/1 | NCT03682029 |
| EFFECTS OF HYDROCORTISONE, VITAMIN C AND THYAMINE IN PATIENTS WITH GENERALIZED INFECTION | PILOT STUDY ON THE USE OF HYDROCORTISONE, VITAMIN C AND THYAMINE IN PATIENT WITH SEPSIS AND SEPTIC SHOCK. | EUCTR2018-000196-32-ES |
| Therapeutic efficacy of high-dose vitamin C on severe acute pancreatitis: A prospective clinical study. | Therapeutic efficacy of high-dose vitamin C on severe acute pancreatitis: A prospective clinical study. | ChiCTR1800016492 |
| Vitamin C Infusion for Treatment in Sepsis Induced Acute Lung Injury | Vitamin C Infusion for Treatment in Sepsis Induced Acute Lung Injury | NCT02106975 |
| Vitamin C for reducing the severity of pain post distal radius fracture. | Vitamin C for reducing the severity of pain post distal radius fracture. | ACTRN12614000261617 |
| Influence of High Vitamin C Dose on Lactate During and After Extracorporeal Circulation | """Influence of High Vitamin C Dose on Lactate During Extracorporeal Circulation for Heart Surgery and During the 24 Hours Thereafter."" (double Blind Prospective Randomised Study)" | NCT04046861 |
| The Effectiveness of High-dose Intravenous Vitamin c With Very Low Carbohydrate Diet for Terminal Colon Cancer Patients | The Effectiveness of High-dose Intravenous Vitamin c With Very Low Carbohydrate Diet for Terminal Colon Cancer Patients | NCT04035096 |
| Ascorbic Acid and Ibuprofen in Infants With Hypoxic Ischemic Encephalopathy | Ascorbic Acid Combined With Ibuprofen in Hypoxic Ischemic Encephalopathy: A Randomized Controlled Trial. | NCT00624871 |
| Comparison of bowel cleansing efficacy in elderly patients aged 60-79 : 4L PEG vs 2L PEG+ascorbic acid | Comparison of bowel cleansing efficacy in elderly patients aged 60-79 : 4L PEG vs 2L PEG+ascorbic acid | KCT0004123 |
| Role of Vitamin C and Thiamine in patients with sepsis in Indian Population: Single blind, Parallel Group, Randomized controlled trial | To study the effect of Vitamin C and Thiamine in patients with sepsis in Indian Population: Single blind, Parallel Group, Randomized controlled trial - Sepsis, Vitamin C, Thiamine | CTRI/2019/05/018992 |
| Efficacy of Vitamin C Injection on Fatigue in Workers After Work | Efficacy of High Dose Vitamin C Parenteral Supplement on Amelioration of Fatigue in Company Workers After Work: A Double-Blind, Randomized Controlled Trial | NCT00633581 |
| Arsenic Trioxide With Ascorbic Acid and Melphalan for Myeloma Patients | Phase I/II Study of the Combination of Arsenic Trioxide With Ascorbic Acid and High-Dose Melphalan for Patients With Multiple Myeloma | NCT00661544 |
| A Study to find out usefulness of Vitamin C Injections in decreasing deaths due to Sepsis(A serious form of Infection) | High Dose Intra-Venous Vitamin C Administration to prevent Mortality in Patients with Sepsis â?? A Randomized, Double blind, Placebo controlled Trial - ViCS | CTRI/2018/05/013994 |
| Randomised, double blind, placebo-controlled, trial of long-term ascorbic acid treatment in Charcot-Marie-Tooth disease type 1A | | ISRCTN61074476 |
| Ascorbate Supplementation in Kidney Failure | Ascorbate supplementation in Kidney failure and effect on quality of life | ACTRN12608000016336 |
| Exercise and vitamin C supplementation in type one diabetes mellitus | Molecular detection of exercise-induced free radicals following ascorbate prophylaxis in type one diabetes mellitus: a randomised controlled trial | ISRCTN96164937 |
| The role of the antioxidants ascorbic acid and n-acetylcysteine in the attenuation of ischaemia reperfusion injury in a human model | The role of the antioxidants ascorbic acid and n-acetylcysteine in the attenuation of ischaemia reperfusion injury in a human model | EUCTR2008-004613-10-IE |
| Ascorbic Acid in open Abdominal Aortic Aneurysm repair | Non-invasive bed-side measurement of systemic endothelial function in patients undergoing abdominal aortic aneurysm repair: modulation by ascorbic acid | ISRCTN27369400 |
| A multicenter, randomized open trial of ascorbic acid treatment in Charcot-Marie-Tooth disease type 1A | A multicenter, randomized open trial of ascorbic acid treatment in Charcot-Marie-Tooth disease type 1A - CMT-AA | JPRN-UMIN000001535 |
| Comparison of Ascorbic Acid and Grape Seed Extract in Oxidative Stress Induced by on Pump Heart Surgery | "Effect of Ascorbic Acid and Grape Seed Extract ""Vitis Vinifera L."" in Oxidative Stress Induced by on Pump Coronary Artery by Pass Grafting Surgery" | NCT00839085 |
| THERAPEUTIC EFFECTIIVENESS OF N-ACETYL-CYSTEINE AND ASCORBIC ACID IN PATIENTS WITH ALKAPTONURIA-OCHRONOSIS - Acetilcisteina-Ocronosi-SI/2009 | THERAPEUTIC EFFECTIIVENESS OF N-ACETYL-CYSTEINE AND ASCORBIC ACID IN PATIENTS WITH ALKAPTONURIA-OCHRONOSIS - Acetilcisteina-Ocronosi-SI/2009 | EUCTR2009-012707-26-IT |
| Role of Vitamin C at 6 Months on Incidence of Complex Regional Pain Syndrome Type I in Upper Limb Surgery (CRPS-VITC) | Role of Vitamin C at 6 Months on Incidence of Complex Regional PainSyndrome Type I in Upper Limb Surgery (CRPS-VITC) - PI2015_843_0001 | CTIS2024-518310-28-00 |
| Prophylaxis to Reduce Postoperative Atrial Fibrillation in Cardiac Surgery | A Randomized Controlled Trial to Compare Prophylaxis With Oral Ascorbic Acid, Oral Amiodarone or Both in Combination With Beta Blockers to Reduce Postoperative Atrial Fibrillation After Cardiac Surgery | NCT00953212 |
| Acute Myocardial Infarction and endothelial function. Assessment with a non invasive ultrasonographic computerized method during oral vitamin C supplementation. - FIMAVIC | Acute Myocardial Infarction and endothelial function. Assessment with a non invasive ultrasonographic computerized method during oral vitamin C supplementation. - FIMAVIC | EUCTR2009-013198-16-IT |
| Contrast Agent-associated Nephrotoxicity in Intensive Care Unit Patients | The Effect of Acetylcysteine and Ascorbic Acid on the Prevention of Radiographic-contrast-agent Induced Reduction in Renal Function in ICU Patients. | NCT01017796 |
| Intravenous (IV) Vitamin C With Chemotherapy for Cisplatin Ineligible Bladder Cancer Patients | IV Vitamin C With Chemotherapy for Cisplatin Ineligible Bladder Cancer Patients: A Forgotten Group | NCT04046094 |
| Effect of Ascorbic acid on postendodontic pain. | Effect of Ascorbic acid on occurrence and severity of post endodontic pain following root canal treatment on teeth with irreversible pulpitis. A triple-blind randomized placebo-controlled trial - nil | CTRI/2024/07/071647 |
| Chewable vitamin c tablets versus chewing gum for the prevention of radiation-induced dryness of mouth | Chewable ascorbic acid tablets versus mechanical stimulation for the prevention of radiation-induced xerostomia: A pilot study - CHEWX | CTRI/2019/08/020650 |
| Non-invasive bed-side measurement of systemic endothelial function in patients undergoing abdominal aortic aneurysm repair; modulation by ascorbic acid - AAAAA | Non-invasive bed-side measurement of systemic endothelial function in patients undergoing abdominal aortic aneurysm repair; modulation by ascorbic acid - AAAAA | EUCTR2006-006887-44-GB |
| Ascorbic acid treatment for childhood Charcot-Marie-Tooth disease 1A | Ascorbic acid treatment for childhood Charcot-Marie-Tooth disease 1A - Ascorbic acid for CMT1A | JPRN-jRCTs031190109 |
| Efficacy of early intravenous high-dose vitamin C in post-cardiac arrest shock: a multicenter, randomized controled to standard treatment, open label trial. | Efficacy of early intravenous high-dose vitamin C in post-cardiac arrest shock: a multicenter, randomized controled to standard treatment, open label trial. - VICEPAC | CTIS2022-500717-64-00 |
| The effects of post-conditioning and administration of Vitamin C on intramuscular high energy phosphate levels | The effects of post-conditioning and administration of Vitamin C on intramuscular high energy phosphate levels | EUCTR2007-002520-16-AT |
| The Efficacy and Safety of a Single 70% Glycolic Acid Peel With Vitamin C for the Treatment of Acne Scars | Phase 2 Study of the The Efficacy and Safety of a Single 70% Glycolic Acid Peel With Vitamin C for the Treatment of Acne Scars | NCT02126657 |
| The Safety and Effectiveness of Different Doses of Vitamin C in HIV-Infected Patients | A Dose Escalation Study to Evaluate Tolerance and Antiviral Effect of Oral Vitamin C in Two Groups of HIV-Infected Adults | NCT00001070 |
| High Dose Ascorbic Acid Treatment of CMT1A | "A Randomized, Placebo-controlled, Double Masked 120 Subject ""Futility Design"" Clinical Trial of Ascorbic Acid Treatment of Charcot Marie Tooth Disease Type 1A." | NCT00484510 |
| Impact of Ascorbic Acid on Post-Cardiothoracic Surgery Inflammation | The Impact of Ascorbic Acid Therapy on Inflammatory Mediators in Cardiothoracic Surgery Patients: The Atrial Fibrillation Suppression Trial IV (AFIST IV) Pilot Study | NCT00519337 |
| A clinical study done to assess the effects of Vitamin B1 - Vitamin C adjunct therapy in patients with (external forces) traumatic insult to brain. | Thiamine - Ascorbic acid adjuvant therapy in Traumatic Brain Injury – A randomized, controlled, parallel-group study - TAB | CTRI/2019/09/021460 |
| Effect of Grape Seed Extract Plus Ascorbic Acid on Endothelial Function | Chronic Study of the Effect of Grape Seed Extract Plus Ascorbic Acid on Endothelial Function in Patients With Coronary Artery Disease | NCT00554242 |
| Bioequivalence Study on Vitamin C in Healthy Adults | A Randomized, Examiner-blind, Comparator-controlled, Cross-over Bioequivalence Study on Vitamin C in Healthy Adults | NCT03562988 |
| Steroids, Thiamine and Ascorbic Acid in Septic Shock | Steroids, Thiamine and Ascorbic Acid Supplementation in Septic Shock (STASIS): A Prospective Crossover Randomized Controlled Study | NCT04134403 |
| STUDYING THE ADVANTAGE OF ADDITIONAL USE OF VITAMIN SUPPLEMENTS (VITAMIN B1 AND VITAMIN C) IN CHILDREN WITH SEVERE DENGUE GETTING ADMITTED IN PEDIATRIC INTENSIVE CARE UNIT. | CLINICAL EFFECTIVENESS OF ASCORBIC ACID AND THIAMINE AS ADJUNCTIVE THERAPY IN CHILDREN WITH SEVERE DENGUE REQUIRING PICU (PEDIATRIC INTENSIVE CARE UNIT) CARE- OPEN LABELLED RANDOMISED CONTROLLED TRIAL. | CTRI/2019/09/021244 |
| Cephalon Decitabine, Arsenic Trioxide and Ascorbic Acid for Myelodysplastic Syndrome | A Pilot Phase II Study of Decitabine, Arsenic Trioxide and Ascorbic Acid for Patients With Myelodysplastic Syndrome | NCT00621023 |
| High-dose Intravenous Vitamin C as an Adjunctive Treatment for Sepsis in Rwanda | High-dose Intravenous Vitamin C as an Adjunctive Treatment for Sepsis in Rwanda: a Feasibility Trial | NCT04088591 |
| Efficacy and patient satisfaction in bowel cleansing protocols using polyethylene glycol-ascorbic acid (PEG) and picolyte | A prospective, randomized, controlled clinical trial for efficacy and drug tolerability using 2L polyethylene glycol-Ascorbic acid, 1L polyethylene glycol-Ascorbic acid, and picolyte with bisacodyl in patients undergoing colonoscopy | KCT0004218 |
| Trisenox, Ascorbic Acid and Bortezomib in Patients With Relapsed/Refractory Multiple Myeloma | Phase I/II Study of Arsenic Trioxide (Trisenox), Ascorbic Acid and Bortezomib Combination Therapy in Patients With Relapsed/Refractory Multiple Myeloma | NCT00590603 |
| Trial of Chemotherapy Plus Intravenous Vitamin C in Patients With Advanced Cancer for Whom Chemotherapy Alone is Only Marginally Effective | Phase I - II Clinical Trial of Combination Conventional Cytotoxic Chemotherapy and Intravenous Vitamin C in Patients With Advanced Cancer or Hematologic Malignancy for Whom Cytotoxic Chemotherapy Alone is Only Marginally Effective | NCT01050621 |
| A Research Trial of High Dose Vitamin C and Chemotherapy for Metastatic Pancreatic Cancer | A Phase I Trial of Ascorbic Acid and Gemcitabine for the Treatment of Metastatic Pancreatic Cancer | NCT01049880 |
| Effect of Fish Oil and Vitamin C on Exercise-Induced Bronchoconstriction and Airway Inflammation in Asthma | Comparative and Additive Effects of Fish Oil and Ascorbic Acid Supplementation on Exercise-Induced Bronchoconstriction and Airway Inflammation in Asthma | NCT01057615 |
| Study on the Effect of Intravenous Ascorbic Acid on Intraoperative Blood Loss in Women With Uterine Myoma | Placebo-controlled,Doubled,Randomized Trial Evaluating the Effect of Intravenous Ascorbic Acid on Intraoperative Blood Loss in Women Undergoing Laparoscopic Myomectomy | NCT01715597 |
| Effects of Vitamin C in Prevention of Atrial Fibrillation after coronary artery bypass graft (CABG) | Effects of Vitamin C in Prevention of Atrial Fibrillation after coronary artery bypass graft (A Placebo-Controlled Randomized Clinical Trial) | IRCT201207243799N3 |
| Comparison of Low-volume PEG Plus Ascorbic Acid Versus Standard PEG Solution as Bowel Cleansing for Colonoscopy | Randomized Controlled Trial of Low-volume PEG Plus Ascorbic Acid Versus Standard PEG Solution as Bowel Cleansing for Colonoscopy | NCT01740518 |
| A Study of Vitamin C in the Treatment of Liver Cancer to Determine if it is Safe and Effective | Phase I/II Study of Intravenous Ascorbic Acid in Treatment of Metastatic Hepatocellular Carcinoma | NCT01754987 |
| Impact of Ascorbic Acid in the Prevention of Vancomycin Induced Nephrotoxicty | Evaluation of the Impact of Ascorbic Acid in the Prevention of Vancomycin Induced Nephrotoxicity | NCT03921099 |
| Prospective randomized study for bowel cleansing effect betweetn sodium picosulfate and low-volume PEG plus ascorbic acid. | Bowel cleansing for colonoscopy: Sodium picosulfate versus low-volume PEG plus ascorbic acid; Prospective randomized controlled trial | KCT0000645 |
| The effect of Ascorbic Acid administration on inflammatory responses | Evaluation of Ascorbic Acid administration effect on gene expression level of IL6 and TNF-a cytokines among brain-dead liver donors | IRCT2012081710619N1 |
| Oral and intravenous ascorbic acid effectiveness on erythropoietin-hyporesponsive anemia in hemodialysis patients | The investigation of oral and intravenous ascorbic acid effectiveness on Erythropoietin-hyporesponsive anemia in hemodialysis patients referred to Gorgan 5th Azar educative & therapeutic center | IRCT201306115864N3 |
| High-dose Ascorbic Acid Intravenous Injection Decreases Mitochondrial DNA Damage in Chronic Fatigue Patients: Randomized-controlled Study | | NCT01926132 |
| Effect of daily vitamin C supplementation with or without flavonoid supplements on periodontal and systemic conditions before and after periodontal treatment | Effect of daily vitamin C supplementation with or without flavonoid supplements on periodontal and systemic conditions before and after periodontal treatment - Quercetin Supplements in Initial Periodontal Treatment (QSIPT) | NL-OMON46353 |
| Comparison of 4L Polyethylene Glycol and 2L Polyethylene Glycol With Ascorbic Acid in Inactive UC Patients | Comparison of 4L Polyethylene Glycol and 2L Polyethylene Glycol With Ascorbic Acid in Patients With Inactive Ulcerative Colitis; Randomized, Single Blind, Multicenter Study | NCT01929668 |
| Clinical trial phase IV, randomized, to evaluate the efficacy of Polyethylene glycol plus ascorbic acid vs Polyethylene glycol alone in patients with a history of poorly prepared colonoscopy . | Clinical trial phase IV, randomized, to evaluate the efficacy of Polyethylene glycol plus ascorbic acid vs Polyethylene glycol alone in patients with a history of poorly prepared colonoscopy . | EUCTR2013-002506-31-ES |
| Effect of Vitamin C in Kidney Function After Transplantation | Early Outcome of Kidney Function After Transplantation when Use Vitamin C in Decease Donors. | IRCT2013070411853N2 |
| Effect of additional mixing of coffee into previous bowel cleanser, PEG+ascorbic acid. | Effect of additional mixing of coffee into previous bowel cleanser, PEG+ascorbic acid. | KCT0000930 |
| Oxidative stress in patients with chronic kidney disease | Oxidative stress in patients with chronic kidney disease: a cross over study of vitamin C versus normal saline | ISRCTN31272864 |
| Renal Arterial Spin Labelling in chronic Kidney disease | Renal arterial spin labelling in chronic kidney disease: a cross over study of vitamin C versus normal saline | ISRCTN12301736 |
| A Trial Comparing Among Three Bowel Preparation for Colonoscopy | A Prospective Accessor-blinded Randomized Controlled Trial Comparing Among Conventional 4L PEG, Sodium Picosulfate and Magnesium citrate(P/MC), and Low-volume PEG plus Ascorbic acid as Bowel Preparation for Colonoscopy | KCT0001005 |
| Effects of vitamin C and inorganic nitrate on blood pressure and vascular health | Acute effects of dietary nitrate and vitamin C supplementation on blood pressure and endothelial function in young and older human subjects: a 2*2 factorial cross-over trial | ISRCTN98942199 |
| The Effect of Consumption of High calorie-Fruit Juice Fortified with Vitamin C in the Management of Propionic Acidemia | The Effect of Consumption of High calorie-Fruit Juice Fortified with Vitamin C on Protein Intake, Oxidative Stress and Amino Acid Profile of Children with Propionic Acidemia. | IRCT20121019011168N3 |
| Treatment of type 2 diabetes with antioxidant vitamin C therapy | Placebo-controlled cross-over trial investigating high dose oral vitamin C supplementation in people with type 2 diabetes | ACTRN12614000239662 |
| Safety & Efficacy Study of Gemcitabine...With High Dose IV Vit. C (HDIVC) | Evaluation of the Safety and Efficacy of Standard Dose Gemcitabine Combined With High Dose Intravenous Vitamin C (HDIVC) Treatment for Patients With Metastatic Adenocarcinoma of the Pancreas. | NCT01654861 |
| Effect of vitamin C supplementation on cardiovascular bio markers in patients undergoing open heart surgery | The effect of vitamin C supplement on the level of CK-MB and Troponine enzymes in patients undergoing Coronary Artery Bypass Graft (CABG) surgery | IRCT20180712040438N1 |
| Decrease in blood lead levels by vitamin c among school going adolescents of Karachi- a cluster randomized control trial | lead detoxifying effects of ascorbic acid among school going adolescents age 13-18 years | ACTRN12612000640808 |
| Sodium Picosulphate/Magnesium Citrate and Low-volume PEG -Ascorbic Acid as Preparation for Colonoscopy | A Randomized Controlled Trial Comparing the Efficacy and Acceptability of Sodium Picosulphate/Magnesium Citrate With Low-volume PEG -Ascorbic Acid as Preparation for Colonoscopy. | NCT01603654 |
| Study of High Dose Vitamin C On Outcome in Cardiac Surgery Patients | Double-Blind, Randomized Study of High Dose Vitamin C On Outcome in Cardiac Surgery Patients | NCT01167569 |
| Study of High Dose Intravenous (IV) Ascorbic Acid in Measurable Solid Tumor Disease | Phase 2 Study of High Dose Ascorbic Acid in Solid Tumor Disease | NCT01125449 |
| Beneficial Antipsychotic Effects of Ascorbic Acid Add-On Therapy Compared to Halloperidol Alone in Schizophrenia, (A Randomized, Double-blind, Placebo-Controlled Clinical Trial) | Beneficial Antipsychotic Effects of Ascorbic Acid Add-On Therapy Compared to Halloperidol Alone in Schizophrenia, (A Randomized, Double-blind, Placebo-Controlled Clinical Trial) | IRCT138809201457N7 |
| A Pilot Study of High-Dose, Intravenous Ascorbic Acid (Vitamin C) to Treat Hepatitis C | An Open-Label Pilot Study of the Safety, Tolerability and Anti-Viral Activity of High Dose Intravenous Ascorbic Acid in Patients Chronically Infected With Hepatitis C Virus Genotype 1, Who Have Failed Prior Therapy With Interferon-alpha and Ribavirin | NCT01250743 |
| Determining the Safe Dosage of Ascorbic Acid Used in the Treatment of Occluded Totally Implanted Central Venous Catheter | Determining the Safe Dosage of Ascorbic Acid Used in the Treatment of Occluded Totally Implanted Central Venous Catheter. | NCT01270152 |
| Vitamin C Efficacy in Reducing Post Operative Pain | The Role of a Single Oral Dose (2g) of Vitamin C in Reducing Intensity of Pain and Opioids Consumption in Patients Undergoing Laparoscopic Cholecystectomy. A Randomized, Double-blinded, Placebo-controlled Study | NCT01322061 |
| Ascorbic Acid (Vitamin C) Infusion in Human Sepsis | Ascorbic Acid (Vitamin C) Infusion in Human Sepsis | NCT01434121 |
| Efficacy of Ascorbic Acid for Prevention of Colistin-Associated Nephrotoxicity | Efficacy of Ascorbic Acid for Prevention of Colistin-Associated Nephrotoxicity | NCT01501968 |
| Clinical Trial of High-dose Vitamin C for Advanced Pancreatic Cancer | Pharmacological Ascorbate for the Control of Metastatic and Node-Positive Pancreatic Cancer (PACMAN): A Phase II Trial | NCT01515046 |
| Assessing the Efficacy and Safety of IV Vitamin C in Combination With Standard Chemotherapy for Pancreatic Ca | Phase II, Open Label Study of Intravenous Ascorbic Acid in Combination With Gemcitabine and Erlotinib in the Treatment of Metastatic Pancreatic Cancer | NCT01555489 |
| Research Study of IV Vitamin C in Combination With Irinotecan vs Irinotecan Alone for Advanced Colorectal CA | Phase I/II Study of Intravenous Ascorbic Acid in Combination With Irinotecan Versus Irinotecan Alone for Advanced Colorectal Cancer | NCT01550510 |
| The effect of whey protein and acid ascorbic supplementation on nutritional status, inflammation, oxidative stress and quality of life: a study in patients with chronic renal disease on hemodialysis | The effect of whey protein and ascorbic acid supplementation on nutritional status, inflammation, oxidative stress and quality of life: randomized clinical trial in hemodialysis patients | RBR-65b8f4 |
| Vitamin C and Atrial Fibrillation After Cardiac Surgery | Effect of Ascorbic Acid on the Incidence of Post-operative Atrial Fibrillation in Patients Undergoing Cardiac Surgery | NCT01580683 |
| High Dose Vitamin C in the Critically Ill Patient | The Efficacy of High Dose Vitamin C in the Critically Ill Patient Population | NCT01587963 |
| Effect of oral Whey protein and Vitamin C supplementation on markers of nutritional status, inflammation, oxidative stress and quality of life: randomized clinical trial in patients undergoing Hemodialysis | Effect of oral supplementation of Whey proteins and Ascorbic acid on markers of nutritional status, inflammatory methods, oxidative stress and quality of life: randomized clinical test in Hemodialysis patients | RBR-978gy8 |
| Assessment of vitamin C and E effect in prevent of disease in workers | Assessment of E & C vitamins effects on oxidative stress biomarkers, biochemical parameters, Depression, anxiety and stress in workers exposed to noise, cement dust and silica in SHIRAZ cement plant. | IRCT20200322046834N1 |
| Effect of nandrolone, calcium-D and vitamin C on fracture union | Effect of nandrolone, calcium-D and vitamin C on fracture union - Effect of nandrolone, calcium-D and vitamin C on fracture union | JPRN-UMIN000012821 |
| Ascorbic Acid and Thiamine Effect in Septic Shock | Combination Therapy of Vitamin C and Thiamine for Septic Shock: Multi-center, Double-blinded, Randomized, Controlled Study | NCT03756220 |
| The effect of hydrocortisone, vitamin C, and thiamine for treatment of septic shock | The effect of hydrocortisone , vitamin C, and thiamine for treatment of patients with septic shock addmited to intensive care unit of Ayatollah Mousavi hospital in Zanjan , in 2017-18 | IRCT20150825023760N7 |
| Vitamin C, Thiamine and Hydrocortisone for the Treatment of Septic Shock | Initiation of Vitamin C, Thiamine and Hydrocortisone Therapy for Septic Shock in Adults: A Randomized Clinical Trial | NCT03872011 |
| Determination of a Dose-dependent Effect of GOS on Iron Absorption, and Addition of Vitamin C | The Effect of Prebiotics on Iron Absorption in Women With Low Iron Stores: Determination of a Dose-dependent Effect of Galacto-oligosaccharides on Iron Absorption, With and Without Addition of Ascorbic Acid | NCT03762148 |
| The Effect of Vitamin C and Thiamine in Sepsis | The Effect of Vitamin C and Thiamine in Sepsis: An Open Label Randomised Controlled Trial | CTRI/2021/07/035107 |
| The effect of Hydrocortisone,Vitamin C and Thiamine in treatment of patients with severe Sepsis/Septic shock | The effect of Hydrocortisone,Vitamin C and Thiamine in treatment of patients with severe Sepsis/Septic shock in ICU | IRCT20220219054058N1 |
| Effect of combined Vitamin C and B1 vs. vitamin C alone on inflammatory response in patients who undergoing valvular surgery. | Effect of combined Vitamin C and B1 vs. vitamin C alone on inflammatory response in patients who undergoing valvular surgery. | TCTR20220430005 |
| The effectiveness of vitamin C and thiamine administration method in the improvement and prognosis of shock patients 1 month to 15 years | Investigating the vitamin C and thiamine administration method with the usual method in the improvement and prognosis of shock patients 1 month to 15 years | IRCT20200825048515N61 |
| To compare the effectiveness of Thiamine in combination with Vitamin C and itâ??s combination with Glutamine on survival outcome in critically ill patients admitted in ICU | To compare the effectiveness of Thiamine in combination with Vitamin C and its combination with Glutamine on survival outcome in critically ill patients admitted in ICU. | CTRI/2023/03/050828 |
| How Can Prefabricated Membranes Load Ascorbic Acid Can Curtail Gingival Recession? | How Can Prefabricated Membrane-loaded Ascorbic Acid Curtail the Gingival Recession? | NCT06936592 |
| Study on Vitamin C , Thiamine and Hydrocortisone in Septic shock patients | A comparative study on combination therapy of Hydrocortisone, Vitamin C and Thiamine to Hydrocortisone alone in Septic shock patients - NIL | CTRI/2024/07/070812 |
| Effects of selenium, vitamin C and N-acetylcysteine in the prevention of acute kidney injury after cardiac surgery | Clinical trial Comparing The Impact Of Selenium, Vitamine C And N-Acetylcystein On Prevention Of Acute Kidney Injury Following Off-Pump coronary artery bypass graft(CABG) | IRCT2015021621098N1 |
| Effect of vitamin C use in third molar surgery | Effect of vitamin C use on healing and postoperative symptomatology in mandibular third molar surgery | RBR-4cj8njk |
| High Dose Vitamin C Intravenous Infusion in Patients With Resectable or Metastatic Solid Tumor Malignancies | A Phase II Study of High Dose Vitamin C Intravenous Infusion in Patients With Resectable or Metastatic Solid Tumor Malignancies | NCT03146962 |
| Effects of Classic Coca cola enriched with and without vitamin C on metabolic status and oxidative stress in young men. | Effects of Classic Coca cola enriched with and without vitamin C on metabolic status and oxidative stress in young men. | ACTRN12618001246279 |
| High-dose Intravenous Vitamin C for the Treatment of Severe Acute Pancreatitis | High-dose Intravenous Vitamin C for the Treatment of Severe Acute Pancreatitis | NCT06897384 |
| Vitamin C in Atrial Fibrillation Ablation | Pilot Study of the Safety and Efficacy of Intravenous Vitamin C in Patients Undergoing Atrial Fibrillation Ablation | NCT03148236 |
| Hydrocortisone, Vitamin C, and Thiamine for the treatment of septic shock | Hydrocortisone, Vitamin C, and Thiamine for the Treatment of Sepsis and Septic Shock(ThyVic study) | ChiCTR1800018138 |
| Preventive use of ascorbic acid for postoperative atrial fibrillation | Preventive use of ascorbic acid for postoperative atrial fibrillation in patients undergoing coronary artery bypass graft surgery | IRCT2016090228945N2 |
| Role of Vitamin C hydrocortisone and thiamine in critically sick patients (sepsis and septic shock) | Combination of Vitamin C, Hydrocortisone And Thiamine For The Treatment Of sepsis And Septic Shock | CTRI/2018/08/015193 |
| Vitamin C, Thiamine, and Steroids in Sepsis | A Multi-center, Randomized, Placebo-controlled, Double-blind, Adaptive Clinical Trial of Vitamin C, Thiamine and Steroids as Combination Therapy in Patients With Sepsis. | NCT03509350 |
| 6 hours Stay for Ceramide and Vitamin C Long Lasting Sunscreen. | A Pilot study to Evaluate the 6 hours Stay for Ceramide and Vitamin C Long Lasting Sunscreen. - NIL | CTRI/2024/09/073963 |
| Sun Protection Factor and 6 hour stay for Dr Sheths Sunscreen Spf | An In-Vivo Study to Determine the Sun Protection Factor and 6 hour stay for Dr Sheths Ceramide & Vitamin C Long Lasting Sunscreen Spf50+. - NIL | CTRI/2024/12/078341 |
| Sun Protection Factor of Dr. Sheth s Ceramide and Vitamin C Sunscreen | An In-Vivo Study to determine the Sun Protection Factor of Dr. Sheth s Ceramide and Vitamin C Sunscreen - NIL | CTRI/2025/03/083105 |
| Effects of melatonin alone and with vitamin C in the treatment of periodontitis | The effects of antioxidant supplements melatonin alone and in combination with vitamin C on the clinical characteristics of periodontal treatment phase | IRCT2014112410155N2 |
| Gelatin supplementation around exercise and type 1 collagen synthesis | Vitamin C-enriched gelatin supplementation prior to intermittent activity in healthy active males augments collagen synthesis | ACTRN12616001092482 |
| The effect of vitamin C on myocardial injury in coronary artery bypass surgery | The effect of high dose vitamin C on biochemical markers of myocardial injury in coronary artery bypass surgery | IRCT2016053019470N33 |
| The effect of Ascorbic Acid infusion during kidney transplantation on post-operative renal function in the Kidney Transplantation Patients | The effect of Ascorbic Acid infusion during renal transplantation on post-operative renal function status in the Kidney Transplantation Patients | IRCT2016081319470N37 |
| Vitamin C levels in hospitalised patients | Vitamin C levels in hospitalised patients | ACTRN12617000022369 |
| Efficacy of Injectable Vitamin C on Accelerating Canine Movement: A Clinical Study | Evaluation of the Effect of Local Injected Vitamin C on Accelerating the Orthodontic Movement of Maxillary Canine Impaction: A Clinical Trial | NCT03260829 |
| Effect of Vitamin C on pediatrics urinary tract infection | Assessment of complementary Vitamin C on pediatrics urinary tract infection | IRCT2015073113366N5 |
| Pharmacological Ascorbate for Lung Cancer | A Phase II Trial of High-Dose Ascorbate in Stage IV Non-Small Cell Lung Cancer | NCT02420314 |
| Hydrocortisone, Vitamin C, and Thiamine for the Treatment of Sepsis and Septic Shock | Hydrocortisone, Vitamin C, and Thiamine for the Treatment of Sepsis and Septic Shock: A Prospective Study | NCT03258684 |
| The Effect of Vitamin C, Thiamine and Hydrocortisone on Clinical Course and Outcome in Patients With Severe Sepsis and Septic Shock | A Randomized, Double Blind, Placebo-Controlled Study to Investigate the Effects of Vitamin C, Hydrocortisone and Thiamine on the Outcome of Patients With Severe Sepsis and Septic Shock | NCT03335124 |
| The Vitamin C, Hydrocortisone and Thiamine in Patients With Septic Shock Trial | The VitamIn C, HydrocorTisone and ThiAMINe in Patients With Septic Shock Trial (VITAMINS Trial) - A Prospective, Feasibility, Pilot, Multi-centre, Randomised, Open-label Controlled Trial | NCT03333278 |
| The effectiveness of infusion of ascorbic acid and thiamine on the clinical implications of severe sepsis patients admitted to ICU | The effectiveness and non effectiveness of infusion of high-dose ascorbic acid and thiamine as an auxiliary treatment on the clinical implications of severe sepsis patients admitted to ICU | IRCT20130812014333N78 |
| Vitamin C in Post-cardiac Arrest | Early High-dose Vitamin C in Post-cardiac Arrest Syndrome | NCT03509662 |
| Thiamine, Vitamin C and Hydrocortisone in the Treatment of Septic Shock | A Single Center, Investigator Blinded, Randomized Placebo Control, 24 Month, Parallel Group, Superiority Study to Compare the Efficacy of Thiamine, Vitamin C and Hydrocortisone in the Treatment of Septic Shock. | NCT03540628 |
| Effect of Vitamin C, thiamine and hydrocortisone on mortality in septic shock, a randomized placebo-controlled trial | Effect of Vitamin C, thiamine and hydrocortisone on mortality in septic shock, a randomized placebo-controlled trial | TCTR20180302002 |
| A clinical trial to understand the effect of Vitamin C, Thiamine and hydrocortisone combination in patients with severe infections | A prospective, open label, randomized controlled trial to evaluate the effect of intravenous vitamin C, Thiamine and Hydrocortisone treatment on all cause mortality among patients with severe sepsis and septic shock. - ViCTOR | CTRI/2018/07/014787 |
| Effect of supplement involved ferulic acid, glycerophosphocholine, ginkgo leaf extract and vitamin C on mild cognitive impairment. -Before after study- | Effect of supplement involved ferulic acid, glycerophosphocholine, ginkgo leaf extract and vitamin C on mild cognitive impairment. -Before after study- - A clinical trial to study the effect of supplement on mild cognitive impairment. | JPRN-UMIN000036381 |
| Skin brightening activity of Asaya Serum | A consumer study to check the skin brightening activity of Asaya 15% Vitamin C+E & Ferulic Acid Serum - NIL | CTRI/2024/10/074957 |
| Effect of Glutamine and Vitamin C on Interleukin-6 and Clinical Outcomes in Surgical Intensive Care Unit Patients | The Effect of Enteral Glutamine and Vitamin C Supplementation on Interleukin-6 and Clinical Outcomes in Surgical Intensive Care Unit Patients: A Prospective, Double-Blind, Randomized Controlled Trial | NCT03166956 |
| The effect of vitamin C in preventing Sudeck atrophy | Evaluation of vitamin C consumption efficacy in prevention of Sudeck atrophy in patients with distal radius fracture | IRCT2013020311898N3 |
| Ph 2 Trial of Vitamin C & G-FLIP (Low Doses Gemcitabine, 5FU, Leucovorin, Irinotecan, Oxaliplatin) for Pancreatic Cancer | Ph 2 Trial of G-FLIP (Low Doses Gemcitabine, 5FU, Leucovorin, Irinotecan & Oxaliplatin), Followed by G-FLIP-DM (G-FLIP + Low Doses Docetaxel & MitomycinC), When Used in Combination With Vitamin C, in Patients With Advanced Pancreatic Cancer | NCT01905150 |
| The effect of vitamin c on osteoporosis | Assessment the effect of vitamin C on bone density of menopausal women on a balanced diet | IRCT2013022312567N1 |
| Effects of vitamin C and grape-seed polyphenols on blood pressure in treated hypertensive individuals | Effects of vitamin C and grape-seed polyphenols on blood pressure in treated hypertensive individuals | ACTRN12613000514707 |
| Vitamin C in cancer pain | An open label trial of oral Vitamin C as an opioid sparer in patients with chronic pain secondary to cancer | ACTRN12613000469718 |
| Effect of receiving intravenous vitamin c on fatigue in patients undergoing hemodialysis in baqiatallah hospital Tehran 1391 | Effect of receiving intravenous vitamin c on fatigue in patients undergoing hemodialysis in baqiatallah hospital Tehran 1391 | IRCT201212212046N2 |
| Evaluation the effect of vitamin C on urinary level of oxidative factors, during dental bleaching. | Evaluation the effect of Ascorbic acid on urinary level of oxidative stress factors, during dental bleaching materials. | IRCT2012113011618N1 |
| Vitamin C to Decrease Effects of Smoking in Pregnancy on Infant Lung Function | Vitamin C to Decrease Effects of Smoking in Pregnancy on Infant Lung Function | NCT01723696 |
| Use of vitamin C tablet in the prophylaxis of bacterial vaginosis relapses | A randomized, comparative, double-blind, placebo-controlled, parallel group study to evaluate the efficacy of a 250 mg Vitamin C vaginal tablet - as prophylaxis of recurrent bacterial vaginosis | ISRCTN77890633 |
| Vitamin C and pre-eclampsia | To evaluate the effects of vitamin C supplements on pre-eclampsia in Mulago hospital, Kampala, Uganda | PACTR201210000418271 |
| Study on fetal oxidative stress reduction by a vitamin C supplement to pregnant women during intrapartum period | Study on fetal oxidative stress reduction by a vitamin C supplement to pregnant women during intrapartum period - Study on fetal oxidative stress reduction by a vitamin C supplement to pregnant women during intrapartum period | JPRN-UMIN000008354 |
| Evaluation of Intravenous Ascorbic Acid | Pharmacokinetic Evaluation of Intravenous Ascorbic Acid | NCT01833351 |
| Outcome Following Vitamin C Administration in Sepsis | A Pilot Study Examining the Efficacy of Vitamin C Administration in Septic Patients. | NCT01590303 |
| Effects of treatment with FOPCON in patients with Fibrodysplasia Ossificans Progressiva | Clinical, biochemical and molecular aspects in patients with Fibrodysplasia Ossificans Progressiva before and after treatment with ascorbic acid, propranolol, hesperidine and epigallocatechin | RBR-9dkn9ry |
| Vitamin C for Severe Thermal Injuries | Prospective Placebo-Controlled Double-Blinded Trial for High-Dose Vitamin C Administration During the Acute Resuscitative Phase of Severe Thermal Injuries | NCT01587261 |
| The Study of Quadruple Therapy Zinc, Quercetin, Bromelain and Vitamin C on the Clinical Outcomes of Patients Infected With COVID-19 | The Study of Quadruple Therapy Zinc, Quercetin, Bromelain and Vitamin C on the Clinical Outcomes of Patients Infected With COVID-19 | NCT04468139 |
| Effect of Vitamin C Upon SSRI-treated OCD Patients | Effect of Vitamin C Upon Selective Serotonin Reuptake Inhibitors-treated Obsessive Compulsive Disorder Patients | NCT03754647 |
| Investigation of effects of vitamin C on fatigue. | Investigation of effects of vitamin C on fatigue. - Investigation of effects of vitamin C on fatigue. | JPRN-UMIN000011432 |
| The effects of kiwifruit supplementation on neutrophil and sperm function in young adult males low in vitamin C: implications for immunity and fertility | The effects of kiwifruit supplementation on neutrophil and sperm function in young adult males low in vitamin C: implications for immunity and fertility | ACTRN12613000989741 |
| Effect of vitamin c supplement on anemia in peritoneal dialysis patients | Randomized, double blind, placebo controlled Trial of effect of vitamin c supplement on anemia in peritoneal dialysis patients in Imam Reza center - Shiraz | IRCT201205089674N1 |
| Vitamin C and postoperative pain | Effect of Vitamin C on morphine use after laparoscopic colectomy: A radomized controlled trial | KCT0000984 |
| Evaluating effect of vitamin C on reducing harmful effect of radioiodine | Protective and mitigatory effect of oral vitamin C against radiation-induced serum stress oxidative in thyroid cancer patients ablated with high dose of radioiodine | IRCT2017041833505N1 |
| Effect of garlic allicin and vitamin C on muscle soreness exercise-induced | The comparison of the effect of garlic allicin and vitamin C on delayed onset muscle soreness and some plasma markers in athletes | IRCT201010245000N1 |
| Prospective Study of Topical Vitamin C (THDA) Versus Topical Vitamin C (THDA) With Acetyl Zingerone | Prospective, Double-Blinded, Randomized Head-to-Head Study of Topical Acetyl Zingerone With Teterahexyldecyl Ascorbate (THDA) Versus THDA Alone | NCT05779280 |
| to check the effect of vitamin c gel application after depigmentation using laser | To evaluate the efficacy of ascorbic acid 2-glucoside gel application as an adjunct to gingival depigmentation using laser-A randomized controlled trial - NIL | CTRI/2025/01/079675 |
| The Vitamin C after Cardiac Surgery Study | A Pilot, Randomised, Double-Blind Study of Vitamin C in the treatment of Vasoplegic Shock after Cardiac Surgery | ACTRN12617000793314 |
| The role of Liposomal Vitamin C in metabolic syndrome patients | A randomized, double blind, controlled, parallel clinical trial to assess the Efficacy and Safety of Liposomal vitamin C compared with Vitamin C (non liposomal) on Immunity, inflammation and metabolic markers in adult subjects with alcohol consumption, smoking and common metabolic abnormalities. | CTRI/2017/06/008906 |
| To estimate the blood concentrations of liposomal vitamin c 5ml/1000mg (test) comapared with non liposomal vitamin c 5ml/1000mg (reference) in healthy, adult, human subjects under fasting conditions | An open label, randomized, single dose, two-treatment, two sequence, two-period, two way crossover, oral bioavailability study of liposomal vitamin c 5ml/1000mg (test) of curesupport, b.v.wehryweg 27, valkenburg a/d geul, and non liposomal vitamin c 5ml/1000mg (reference) of curesupport, b.v.wehryweg 27, valkenburg a/d geul in healthy, adult, human subjects under fasting conditions. | CTRI/2017/07/008953 |
| Determine the sun protection factor of the Ceramide & Vitamin C Sunscreen. | An in-Vivo Study to Determine the Sun Protection Factor of Ceramide & Vitamin C Sunscreen - NIL | CTRI/2024/04/066535 |
| Clinical study on significant antihypertensive effects of two Rg3 enriched Korean ginsengs | Clinical study on significant antihypertensive effects of two Rg3 enriched Korean ginsengs (vitamin C-treated white ginseng and enzyme-treated red ginseng) on moderate hypertensive subject: Randomized, double-blind, placebo-controlled, and long-term human trial | KCT0008475 |
| The Effect of Vitamin C on Quality of Life of Terminal Cancer Patients | The Effect of Vitamin C on Quality of Life of Terminal Cancer Patients | NCT03224572 |
| Observation of the safety and efficacy of vitamin C (C20) combined with retinol 1.0 on hyperpigmentation after inflammation | Observation of the safety and efficacy of vitamin C (C20) combined with retinol 1.0 on hyperpigmentation after inflammation | ChiCTR2100051389 |
| KiwiC for Vitality Study: Effect of kiwifruit on Vitality, Fatigue and Wellbeing | Kiwifruit and Vitality: a randomised controlled trial on the effect of kiwifruit on vitality, fatigue and wellbeing in participants with low vitamin C status | ACTRN12617001031358 |
| Vitamin C administration in severe sepsis | Vitamin C administration in severe sepsis: a pilot randomised controlled trial of vasopressor requirements | ACTRN12617001184369 |
| The effect of vitamin C on acute MI in primary PCI setting | The Effect of preprocedural and intraprocedural Vitamin C Infusion on decrease Thrombolysis in myocardial infarction(TIMI) flow grade and Myocardial Perfusion Grade (MPG) for Patient Undergoing Primary Percutaneous coronary intervention( PCI) | IRCT201606048698N19 |
| Vitamin C and Percutaneous Coronary Intervention | Effectiveness of Intravenous and intracoronary Vitamin C for the Prevention of Periprocedural Myocardial Injury And Contrast-Induced Acute Kidney Injury in Patients Undergoing Primary Percutaneous Coronary Intervention. | IRCT201706168698N21 |
| Vitamin C as an Adjunct in Periodontal Treatment in Type 2 Diabetes Mellitus Patients | The Effect of Vitamin C as an Adjunct in Periodontal Treatment in Uncontrolled Type 2 Diabetes Mellitus Patients | NCT03269799 |
| Effectiveness of Vitamin C in reducing morbidity in patients with Dengue fever - A double blinded randomized placebo controlled pilot study. | Effectiveness of Vitamin C in reducing morbidity in patients with Dengue fever - A double blinded randomized placebo controlled pilot study. | SLCTR/2017/028 |
| Effect of vitamin c on pricardial effusion in post cardiac surgury patients | Effect of vitamin c and placebo on pricardial effusion in post cardiac surgury patients with or without anticoagolation therapy | IRCT2013060713592N1 |
| Prevention and Treatment for Bruises in Patients with Ischemic Stroke | Effect of Vitamin C in the Prevention and Treatment for Bruises in Patients with Ischemic Stroke: a Double-blind Randomized Control Trial | NCT06823999 |
| A Phase 2 Trial of High-dose Ascorbate for Pancreatic Cancer (PACMAN 2.1) | A Phase II Trial of Pharmacological Ascorbate, Gemcitabine, and Nab-Paclitaxel for Metastatic Pancreatic Cancer (PACMAN 2.1) | NCT02905578 |
| A Phase 2 Study Adding Ascorbate to Chemotherapy and Radiation Therapy for NSCLC | A Phase 2 Trial of Pharmacological Ascorbate With Concurrent Chemotherapy and Radiation Therapy for Non-small Cell Lung Cancer | NCT02905591 |
| EVALUATION OF GINGIVAL THICKNESS WITH INJECTABLE VITAMIN C AND I-PRF (INJECTABLE PLATELET RICH FIBRIN) AFTER MICRONEEDLING IN THIN GINGIVAL PHENOTYPE. | EVALUATION OF GINGIVAL THICKNESS WITH INJECTABLE VITAMIN C AND I-PRF (INJECTABLE PLATELET RICH FIBRIN) AFTER MICRONEEDLING IN THIN GINGIVAL PHENOTYPE: A RANDOMIZED CONTROLLED CLINICAL TRIAL. - NIL | CTRI/2025/05/087132 |
| Study of effect of dermaroller with vitamin c serum application for treatment of darkened facsial skin | Effect of microneedling with vitamin c serum application for treatment of melasma | CTRI/2019/05/019327 |
| Vitamin C supplementation of myeloma patients undergoing stem cell transplantation | Vitamin C supplementation of myeloma patients undergoing stem cell transplantation: a pilot study to evaluate effect on vitamin C status | ACTRN12619000736145 |
| Trial of Vitamin C as Add on Therapy for Children With Idiopathic Epilepsy | Trial of Vitamin C as Add on Therapy for Children With Idiopathic Epilepsy | NCT02369822 |
| The Effect of Vitamin C on Wound Healing In Mandibular Fracture Patients | The Effect of Vitamin C on Wound Healing In Mandibular Fracture Patients: A Double Blind, Placebo-controlled Randomized Clinical Trial | NCT03938584 |
| Evaluation effects of Vitamin C and Ferrous Sulfate in Restless leg treatment of hemodialysis patients | Comparing the effects of Vitamin C and Ferrous Sulfate with Ferrous Sulfate along on Restless leg of hemodialysis patients, a double blind randomized control trial | IRCT20100102002954N15 |
| Comparison of the effect of gabapentin with and without high doses of vitamin C on the reduction of morphine consumption after lumbar disc surgery | A comparative study of the effect of gabapentin with and without high doses of vitamin C on the reduction of morphine consumption after lumbar disc surgery | IRCT20130812014333N119 |
| Effect of intravenous vitamin c on post operative pain. | Effect of intravenous vitamin c on post operative pain in uvulopalatopharyngoplasty (uppp) with tonsillectomy. | IRCT201404055764N3 |
| Effect of Vitamin C on adrenal suppression following etomidate for rapid sequence induction in trauma patients | Effect of Vitamin C on adrenal suppression following etomidate for rapid sequence induction in trauma patients | IRCT20090923002496N11 |
| Mechanisms of vitamin C in immune response, microRNA expression and telomere length | Mechanisms of vitamin C in immune response, microRNA expression and telomere length | TCTR20190416002 |
| A clinical trial to study the association between reactive oxygen species and semen quality and the effect of vitamin C therapy in male infertility patients | Assessment of seminal plasma myeloperoxidase level (ROS)and the effect of vitamin C therapy on semen quality in infertile men - ROS | CTRI/2019/03/018303 |
| Role of Vitamin C at 6 Months on Incidence of Complex Regional Pain Syndrome Type I in Upper Limb Surgery | Role of Vitamin C at 6 Months on Incidence of Complex Regional Pain Syndrome Type I in Upper Limb Surgery | NCT02390505 |
| Effect of pentoxifylline versus vitamin C on clinical signs in patients with pigmented purpuric eruption | Effect of pentoxifylline versus vitamin C on clinical signs in patients with pigmented purpuric eruption: a double-blind randomized clinical trial | IRCT201503129014N58 |
| A Long-term Study to Describe the Use of PASCORBIN® 7.5 g in Patients With Vitamin C Deficiency | A Long-term Observational Study to Describe the Use of PASCORBIN® 7.5 g in Patients With Vitamin C Deficiency | NCT02422901 |
| The effect of Selenium and Vitamin C for treatment of Hashimoto thyroiditis | Effect of treatment with Selenium and Vitamin C in comparison to placebo on serum level of anti-thyroid peroxidase antibody in patients with Hashimoto, thyroiditis, a clinical trial | IRCT2013092014717N1 |
| Effectiveness of vaginal tablets of vitamin C with metronidazole on treatment of bacterial vaginosis. (A randomised , double blind , control trial ) | Effectiveness of vaginal tablets of vitamin C with metronidazole on treatment of bacterial vaginosis ,clinical trials. | IRCT2015042521917N3 |
| Study to evaluate the therapy of pigmented purpura progressiva with rutin and vitamin c - a retrospective study | Study to evaluate the therapy of pigmented purpura progressiva with rutin and vitamin c - a retrospective study - CiPPP | DRKS00003561 |
| Impact of Rutin and Vitamin C Combination on Oxidative Stress, Insulin Sensitivity and Lipid Profile in Type 2 Diabetic Patients | Evaluation of the Impact of Rutin and Vitamin C Combination on Oxidative Stress, Insulin Sensitivity and Lipid Profile in Type 2 Diabetic Patients | NCT03437902 |
| A randomized control trial to prevent perioperative oxidative stress, inflammatory response and multiple organ injury after cardiovascular surgery by intravenous vitamin C: An electron spin resonance study | A randomized control trial to prevent perioperative oxidative stress, inflammatory response and multiple organ injury after cardiovascular surgery by intravenous vitamin C: An electron spin resonance study - A randomized control trial to prevent perioperative oxidative stress, inflammatory response and multiple organ injury after cardiovascular surgery by intravenous vitamin C: An electron spin resonance study | JPRN-UMIN000018805 |
| A prospective, randomized, controlled, double-blind clinical trial for intravenous high-dose vitamin C on acute pancreatits | Protective effect of high dose Vitamin C on the multi organs function in moderately severe/severe acute pancreatitis: a randomized controlled trial | ChiCTR1900022022 |
| Study the effect of vitamin C on saliva antioxidant defense system of patients with periodontal disease | Effect of using and avoiding to use vitamin C on defense system of saliva anti oxidant of periodontal patients | IRCT2014111714333N24 |
| Intravenous Ascorbic Acid Administration in Hysterectomy | Effect of Ascorbic Acid Administration on Intraoperative Blood Loss and Wound Healing in Total Abdominal Hysterectomy | NCT03965637 |
| Evaluation of the effect of pretransplant, high-dose intravenous vitamin C in prevention of delayed graft function after deceased kidney transplantation | Evaluation of the effect of pretransplant, high-dose intravenous vitamin C in prevention of delayed graft function after deceased kidney transplantation | IRCT20100111003043N13 |
| Effect of Vitamin C on postoperative pain and opioid use | Effect of vitamin C on opioid use after laparoscopic gyencologic surgery: a double-blinded, randomized, placebo-controlled trial | KCT0001294 |
| Vitamin C for treating major depressive disorder | Vitamin C as an adjuvant for treating major depressive disorder, a randomized placebo controlled clinical trial | IRCT201312263930N31 |
| The Efficacy and Safety of a Single 70% Glycolic Acid Peel With Vitamin C for the Treatment of Photoaging | Phase 2 Study of the Efficacy and Safety of a Single 70% Glycolic Acid Peel With Vitamin C for the Treatment of Photoaging | NCT02126644 |
| A New Skin Peel Treatment Combining Tranexamic Acid, Glycolic Acid, and Vitamin C to Improve Melasma | A Novel Triple Combination (Tranexamic Acid, Glycolic Acid, and Vitamin C) Chemical Peel for Melasma - NIL | CTRI/2024/12/078352 |
| The effect of local and systemic administration of vitamin C on extraction wound healing: A clinical study | The effect of local and systemic administration of vitamin C on extraction wound healing: A clinical study | TCTR20190828001 |
| Effect of Vit C in severe pneumonia | Effects of Vitamin C administration in patients mortality with severe pneumonia in ICU | IRCT20190312043030N1 |
| Does Vitamin C Reduce Finger Stiffness After Distal Radius Fractures? | Does Vitamin C Reduce Finger Stiffness After Distal Radius Fractures? A Placebo Randomized Controlled Trial | NCT02216812 |
| Vitamin C Supplementation Intervention | Vitamin C Supplementation Intervention for Patients With Heart Failure-A Pilot Study | NCT04036110 |
| The effect of N-acetyl cysteine and vitamin C on kidney in patients undergoing open heart surgery. | Comparison of protective effects of N-acetyl cysteine and vitamin C on perioperative renal function in high-risk patients undergoing cardiac bypass surgery. | IRCT2014072815102N4 |
| Effect of vitamin C in assesssing the death rate in patients with multiple trauma | Effect of antioxidant (Vitamin C) on clinical and laboratory outcomes in patients with polytrauma-A Randomized Controlled Trial | CTRI/2019/07/020370 |
| The safety and effectiveness of 2% vitamin C solution for endoscopic iodine staining: a multicenter, randomized, double-blind, parallel-controlled trial | 2% vitamin C solution spray for relief of irritation caused by Lugol’s stain in chromoendoscopy | ChiCTR1900022000 |
| High Dose Vitamin C Combined With Metformin in the Treatment of Malignant Tumors | Clinical Research of High Dose Vitamin C Combined With Metformin in the Treatment of Malignant Tumors | NCT04033107 |
| The effect of vitamin C injection before surgery in patient's pain control | The effect of 2 grams vitamin C single dose IV injection compare with 20 ml of normal saline injection half an hour before laparoscopic cholecystectomy in pain and the patient's postoperative total opium usage in Shariati Hospital in 1393 | IRCT2013040612918N1 |
| The effect of intravenous vitamin C on the serum level of phosphorus in hemodialysis patients | Effect of intravenous vitamin C on the serum phosphorus level in hemodialysis patients compared to control group | IRCT201406118032N3 |
| The Efficacy of Vitamin C vaginal suppository for the Treatment of postmenopausal Vaginal Atrophy A Randomized Controlled Trial | The Efficacy of Vitamin C vaginal suppository for the Treatment of postmenopausal Vaginal AtrophyA Randomized Controlled Trial | TCTR20190712001 |
| Effect of vitamin C on blood pressure control in diabetic patients | Effect of vitamin C supplementation on blood pressure levels in patients with type 2 diabetes | IRCT2014093019342N1 |
| High Dose of Vitamin C on Mechanically Ventilated Septic Patients in Intensive Care Unit | The Effect of High Dose of Vitamin C on the Clinical Outcome of Mechanically Ventilated Patients Following Sepsis in Intensive Care Unit | NCT04029675 |
| The efficacy and safety of a topical facial day serum containing L-ascorbic acid and ultraglycans in combination with a topical night serum formulated with melatonin to improve skin elasticity: a pilot study | The efficacy and safety of a topical facial day serum containing L-ascorbic acid and ultraglycans in combination with a topical night serum formulated with melatonin to improve skin elasticity: a pilot study | TCTR20220719004 |
| Vitamin C to Chemotherapy Related Anemia in Pancreatic Cancer | Vitamin C to Chemotherapy Related Anemia in Pancreatic Cancer | NCT06018883 |
| A pilot clinical study of Vitamin C for the prevention of acute kidney injury in critically ill patients | Vitamin C for prevention of acute kidney injury in high-risk critically ill patients: a pilot randomized controlled trial study | ACTRN12619000909123 |
| Combining Active and Passive DNA Hypomethylation | Combining Active and Passive DNA Hypomethylation: A Randomized, Placebo-Controlled Phase II Study of the Efficacy and Safety of Oral Vitamin C in Combination With Azacitidine in Patients With Higher-Risk MDS, CMML-2 or Low-Blast Count AML | NCT03999723 |
| A CROSSOVER, ORAL BIOAVAILABILITY STUDY OF INVESTIGATIONAL PRODUCT (ZEAL VITAMIN C) OF PLANT LIPIDS, AND REFERENCE PRODUCT (VITAMIN C) OF PLANT LIPIDS IN HEALTHY, ADULT, HUMAN SUBJECTS UNDER FASTING CONDITIONS. | AN OPEN LABEL, RANDOMIZED, SINGLE DOSE, TWO-TREATMENT, TWO SEQUENCE, TWO-PERIOD, TWO WAY CROSSOVER, ORAL BIOAVAILABILITY STUDY OF INVESTIGATIONAL PRODUCT (ZEAL VITAMIN C) OF PLANT LIPIDS, AND REFERENCE PRODUCT (VITAMIN C) OF PLANT LIPIDS IN HEALTHY, ADULT, HUMAN SUBJECTS UNDER FASTING CONDITIONS. | CTRI/2019/07/020159 |
| The effect of Anahil 500 (bromelain 500) and vitamin C on episiotomy wound healing | The effect of Anahil 500 (bromelain 500) and vitamin C on episiotomy wound healing in primiparous women | IRCT20160523028008N25 |
| Effect of intravenous vitamin C on chemotherapy adverse effects in nasopharyngeal cancer patients: A randomized double-blinded, placebo-controlled trial phase III. | Effect of intravenous vitamin C on chemotherapy adverse effects in nasopharyngeal cancer patients: A randomized double-blinded, placebo-controlled trial phase III. | TCTR20190316003 |
| Vitamin C for skin health | The KiwiC for Skin Study: Kiwifruit intervention and delivery of vitamin C to skin | ACTRN12619000302156 |
| Vitamin D as an add-on Therapy With Pegylated Interferon and Ribavirin for Chronic Hepatitis c | Vitamin D in Addition to Pegylated Interferon and Ribavirin Compared to Pegylated Interferon and Ribavirin Alone in the Treatment of Chronic Hepatitis C Genotype 4. | NCT01655966 |
| An Efficacy and Safety Study of Theraflu Night Powder as Oral Solution for Cold and Flu | An Open-label, Multicenter, Randomized, Parallel Group, Single-dose Study to Assess the Short Term Efficacy and Safety of Paracetamol 500 mg + Phenylephrine HCl 10 mg + Pheniramine Maleate 20 mg + Vitamin C 200 mg Powder for Oral Solution in Subjects With Symptoms of an Upper Respiratory Tract Infection | NCT02730364 |
| High Dose Ascorbic Acid and Nanoparticle Paclitaxel Protein Bound and Cisplatin and Gemcitabine (AA NABPLAGEM) in Patients Who Have Metastatic Pancreatic Cancer | Phase IB/II Trial of High Dose Ascorbic Acid (AA) + Nanoparticle Paclitaxel Protein Bound + Cisplatin + Gemcitabine (AA NABPLAGEM) in Patients Who Have No Prior Therapy for Their Metastatic Pancreatic Cancer | NCT03908333 |
| Intravenous Vitamin C Supplementation on the Quality of Sleep, Itching,Restlessleg Syndrome in Patients Undergoing Hemodialysis | Effect of Intravenous Vitamin C Supplementation on the Quality of Sleep, Itching,Restlessleg Syndrome in Patients Undergoing Hemodialysis In Tohid Hospital in Sanandaj at 2016 | IRCT20141208020249N4 |
| High Dose Ascorbic Acid (AA) + Nanoparticle Paclitaxel Protein Bound + Cisplatin + Gemcitabine (AA NABPLAGEM) in Patients Who Have Metastatic Pancreatic Cancer | Phase IB/II Trial of High Dose Ascorbic Acid (AA) + Nanoparticle Paclitaxel Protein Bound + Cisplatin + Gemcitabine (AA NABPLAGEM) in Patients Who Have Had No Prior Therapy for Their Metastatic Pancreatic Cancer | NCT03797443 |
| High Dose Ascorbic Acid (AA) + Nanoparticle Paclitaxel Protein Bound + Cisplatin + Gemcitabine (AA NABPLAGEM) in Patients Who Have Metastatic Pancreatic Cancer | Phase IB/II Trial of High Dose Ascorbic Acid (AA) + Nanoparticle Paclitaxel Protein Bound + Cisplatin + Gemcitabine (AA NABPLAGEM) in Patients Who Have No Prior Therapy for Their Metastatic Pancreatic Cancer | NCT03697239 |
| An Efficacy and Safety Study of Theraflu Day Powder as Oral Solution for Cold and Flu | An Open-label, Multicenter, Randomized, Parallel Group, Single-dose Study to Assess the Short Term Efficacy and Safety of Paracetamol 500 mg + Phenylephrine HCl 10 mg + Vitamin C 200 mg Powder for Oral Solution in Subjects With Symptoms of an Upper Respiratory Tract Infection | NCT02678234 |
| Efficacy of ascorbic acid in improving glycaemic control in type 2 diabetes | Efficacy of ascorbic acid in improving glycaemic control in type 2 diabetes | ACTRN12616000276459 |
| Trial of Ascorbic Acid (AA) + Nanoparticle Paclitaxel Protein Bound + Cisplatin + Gemcitabine (AA NABPLAGEM) | Phase IB/II Trial of High Dose Ascorbic Acid (AA) + Nanoparticle Paclitaxel Protein Bound + Cisplatin + Gemcitabine (AA NABPLAGEM) in Patients Who Have No Prior Therapy for Their Metastatic Pancreatic Cancer | NCT03410030 |
| Effect of Vitamin C on blood cortisol after Anesthesia with etomidate | Effect of Vitamin C on serum cortisol after Etomidate Induction of Anesthesia | IRCT201511252804N10 |
| The effect of concentrated beetroot juice with or without vitamin C on the levels of N-nitroso compounds in urine | The effect of concentrated beetroot juice with or without vitamin C on the levels of N-nitroso compounds in urine - NOC's after consumption of beetroot juice with or without vitamin C | NL-OMON43980 |
| Comparison of Microneedling Technique with Tetrafluoroethane, Topical Ascorbic Acid (Vitmain C), and Diode LASER for gum depigmentation | Comparative Evaluation of Microneedling Technique with Tetrafluoroethane, Topical Ascorbic Acid, and Diode LASER for Gingival Depigmentation: A Randomized Clinical Trial - NIL | CTRI/2025/06/088443 |
| Assessment of the Effect of Vitamin C on Anemia in Patients With Continuous Ambulatory Peritoneal Dialysis | Assessment of the Effect of Vitamin C on Anemia in Patients With Continuous Ambulatory Peritoneal Dialysi | NCT02780505 |
| The effect of topical vitamin C solution on burns wound healing | The effect of mixture of topical vitamin C solution to silver sulfadiazine ointment 1% in contrast only apply sulfadiazine ointment 1% on process of Burn wound changes in patients referring to Vasee hospital of Sabzevar | IRCT2015101224487N1 |
| The effect of vitamin C on thyroid function | The effect of vitamin C supplementation on thyroid function in patients with primary hypothyroidism | IRCT2015102124634N1 |
| The effect of vitamin C on inflammatory markers and hemodynamic parameters in patients undergoing coronary artery bypass surgery | The Effect of vitamin C on inflammatory markers and hemodynamic parameters in patients undergoing Coronary Artery Bypass Surgery | IRCT2015120922466N10 |
| The effect of vitamin C on the mucosal immune system | The effect of vitamin C supplementation on the salivary immunoglobulin A, cortisol and total protein concentrations following an exhaustive training program | IRCT2016063028429N2 |
| Preoperative Melatonin or Vitamin C Administration on Postoperative Analgesia | Comparison Of The Effects Of Preoperative Melatonin Or Vitamin C Administration On Postoperative Analgesia | NCT02639741 |
| Epigenetics, Vitamin C and Abnormal Hematopoiesis - Pilot Study | Restoring Physiological Vitamin C Levels to the Normal Range: Influence on Epigenetic Regulation in Normal and Malignant Hematopoiesis | NCT02877277 |
| To test the effectiveness of Vitamin C to decrease pneumonia in mechanically ventilated patients | A Randomized controlled trial to examine the usefulness of Vitamin C to reduce incidence of Ventilator associated pneumonia | CTRI/2018/12/016634 |
| Effect of vitamin C and omega-3 on the incidence of AF after surgery, length of stay in the ICU, and fatigue in patients with open heart surgery | Effect of vitamin C and omega-3 on the incidence of AF after surgery, length of stay in the ICU, and fatigue in patients with open heart surgery | IRCT2015091924080N1 |
| The Effect Of Hyaluronic Acid And Melatonin With Systemic Administration of Vitamin C On Implant Stability After Immediate Implant in Anterior Region | The Effect Of Hyaluronic Acid And Melatonin With Systemic Administration of Vitamin C On Implant Stability After Immediate Implant Placement in Anterior and Premolar Region in Systemically Healthy Patients | NCT03804177 |
| Role of Vitamin C to Augment Iron Chelation With DFP or DFX | Study of Safty and Efficacy of Adjuvant Vitamin c in Augmenting Iron Chelation | NCT02083575 |
| Vitamin C in Community Acquired Pneumonia: A pilot study | Vitamin C administration in community acquired pneumonia (CURB-65 >1): a feasibility study for a randomised controlled trial | ACTRN12619000256178 |
| The effect of L-arginine with vitamin C supplementation on nitrogen balance , body composition, VO2max, serum growth hormone, testosterone and cortisol in male body builders | The effect of L-arginine with vitamin C supplementation on nitrogen balance , body composition, VO2max, serum growth hormone, testosterone and cortisol in male body builders | IRCT20130616013678N28 |
| Effect of IV Vitamin C, Thiamine, and Steroids on Mortality of Septic Shock | Effect of IV Vitamin C, Thiamine, and Steroids on Mortality of Septic Shock | NCT03828929 |
| Effect of Vitamin C on Postoperative Pain After Laparoscopic Cholecystectomy | Effect of Vitamin C on Postoperative Pain After Laparoscopic Cholecystectomy; a A Prospective Randomized Controlled Trial | NCT02553551 |
| The effect of vitamin C on stress intensity in long-term fasting | Investigating the effects of intravenous Vitamin C on stress response severity in prolonged preoperative fasting time in abdominal hysterectomy surgery | IRCT20130814014359N5 |
| A study on melatonin and Vitamin C and zinc efficacy in patients with COVID19 | A study on melatonin and Vitamin C and zinc efficacy in patients with COVID19 hospitalized in intensive care unit of Semnan Kowsar Hopsital | IRCT20151228025732N52 |
| Vitamin C to Reduce Vasopressor Dose in Septic Shock | Vitamin C to Reduce Exogenous Vasopressor Dose in Septic Shock; a Randomized Clinical Trial | NCT03835286 |
| Vitamin C Infusion for TReatment in Sepsis and Alcoholic Hepatitis | Vitamin C Infusion for TReatment in Sepsis and Alcoholic Hepatitis | NCT03829683 |
| Pharmacokinetics of two high dose regimes of intravenous vitamin C in critically ill patients | Pharmacokinetics of two high dose regimes of intravenous vitamin C in critically ill patients - Pharmacokinetics of intravenous vitamin C in critically ill patient | NL-OMON42302 |
| Vitamin C for endometrial cancer | Vitamin C for Endometrial Cancer: A pilot study to assess the cellular impact of pre-operative high dose vitamin C administration in women with endometrial cancer | ACTRN12619000310167 |
| Effect of Iron folic acid tablets taken with Vitamin C tablets compared to Iron folic acid tablets taken with Vitamin C rich foods on the anemia of pregnant women attending a tertiary care hospital in Puducherry | Effect of Iron Folic Acid with tablet Vitamin C compared to Iron Folic Acid with routine verbal advice of Vitamin C rich foods on the hemoglobin levels of anemic pregnant women attending a tertiary care hospital in Puducherry: A pragmatic trial | CTRI/2022/07/043908 |
| Vitamin C Supplement for Lumbar Spine Surgery | Vitamin C Supplementation for Lumbar Spine Surgical Patients | NCT03918694 |
| Vitamin C and Tyrosine Kinase Inhibitor in Lung Cancer Patients With Epidermal Growth Factor Receptor Mutations | Clinical Outcomes of Intravenous Vitamin C Synergy With Tyrosine Kinase Inhibitor in Lung Adenocarcinoma Patients With Epidermal Growth Factor Receptor Mutations | NCT03799094 |
| Effect of Oral Vitamin C in addition to Iron Folic Acid tablet for treatment of Anemia in Adolescent girls. | Role of Oral Vitamin C in addition to Iron Folic Acid supplementation for treatment of Anemia in School going Adolescent girls: An Interventional study from Central India. - NA | CTRI/2023/08/056557 |
| Effect of Vitamin C pretreatment on propofol injection pain | Effect of Vitamin C pretreatment on propofol injection pain | ChiCTR-IPR-15007456 |
| Evaluating the effect of whey enriched drink on the nutritional status of patients with chronic obstructive pulmonary disease | Study of the effect of fortified whey drink with Vitamin C and Magnesium on nutritional status, quality of life, strength of muscle, oxidative stress, inflammation and pulmonary status in chronic obstructive pulmonary disease patients. | IRCT20161119030975N2 |
| Vitamin C for Colorectal Cancer: A clinical window study to assess high dose vitamin C administration in colorectal cancer patients | A clinical window study in colorectal cancer patients to assess the effects of high dose vitamin C administration on tumour biology | ACTRN12615001277538 |
| the Efficacy and Safety of Vitamin C for Iron Supplementation in Adult IDA Patients | The Efficacy and Safety of Vitamin C for Iron Supplementation Therapy in Adult Patients With Iron Deficiency Anemia(IDA) | NCT02631668 |
| Efficacy of vitamin C in prevention of mucositis | Efficacy of vitamin C in prevention of chemoradiation-induced mucositis in the patients with head and neck cancer | IRCT2015112525239N1 |
| Safety and Efficacy of Vitamin C Infusion in Combination With Local mEHT to Treat Non Small Cell Lung Cancer | Phase I-II Study of Vitamin C Infusion in Combination With Local mEHT on Non Small Cell Lung Cancer Patients | NCT02655913 |
| This study aims to find out whether vitamin-C can perevent the excess DNA methylation associated with TET2 mutations | The effect of vitamin C on the gene methylation load in patients with TET2 mutations - vitamin C epigenome | EUCTR2018-000155-41-FI |
| The effect of L-arginine and vitamin C supplements on exercise performance and body composition | The effect of concomitant administration of L-arginine and vitamin C supplements on exercise performance and body composition in young athletes | IRCT20191005044987N1 |
| Vitamin C and gout | Effects of vitamin C on serum urate in patients with gout | ACTRN12610000545066 |
| Comparison of the effect of vitamin D and vitamin C cream and their composition on pregnancy striae in first pregnant women | Comparison of the effect of vitamin D and vitamin C cream and their composition on pregnancy striae in first pregnant women | IRCT20220509054799N1 |
| Vitamin C Deficiency in Septic Shock | Treating Vitamin C Deficiency in Septic Shock: Would it Help? | NCT06224881 |
| To study ,if giving a combination therapy with injection Hydrocortisone, Ascorbic acid and Thiamine can help in decreasing the severity or early recovery of children diagnosed with sepsis | Adjunctive Hydrocortisone,Ascorbic Acid And Thiamine (HAT) Therapy With Standard Care In The Outcome Of Pediatric Sepsis - NIL | CTRI/2023/10/058991 |
| Investigating the effect of high dose vitamin C on preventing anastomotic leakage after colon anastomosis surgery | Investigating the effect of high dose ascorbic acid on preventing anastomotic leakage after colon anastomosis surgery: a randomized clinical trial study | IRCT20230828059288N1 |
| The effect of diclofenac sodium combined with vitamin c relieving the discomfort after TPRK | The effect of diclofenac sodium combined with vitamin c relieving the discomfort after TPRK | ChiCTR1800019559 |
| The Effect of Ascorbic Acid on the blood loss in Total Hip Arthroplasty | Evaluation the Effect of Ascorbic Acid compared to normal saline on the hidden blood loss in total hip arthroplasty | IRCT20221104056393N2 |
| Effect of Vitamin C on surgical stress response in laparoscopic gynaecological surgery. | Effect of preoperative intravenous Ascorbic acid on serum levels of C - Reactive Protein as a marker of surgical stress response in laparoscopic gynaecological procedure under general anaesthesia. - NIL | CTRI/2023/08/056106 |
| Comparison of Vitamin C injection and Diode laser for gum depigmentation. | Comparative evaluation of vitamin c mesotherapy and soft tissue diode laser for gingival depigmentation: A Split mouth clinical trial. | CTRI/2024/01/061700 |
| Comparing the effect of only Platelet Rich Fibrin obtained by processing patient blood and a mixture of platelet rich fibrin and vitamin C on canine retraction | Comparative Evaluation of Effect of Repeated Submucosal Administration of Platelet Rich Fibrin and Ascorbic Acid Augmented Platelet Rich Fibrin on Rate of Canine Retraction A Split Mouth Randomized Clinical Study - nil | CTRI/2023/08/056050 |
| Effectiveness of Scalpel and Microneedling in managament of Gingival depigmentation | “Comparative Evaluation of Gingival Depigmentation By Scalpel And Microneedling With Ascorbic Acid ? - NIL | CTRI/2024/05/067411 |
| The effect of vitamin C supplementation on inflammation levels, cognitive symptoms and depression in type 2 diabetes patients | The effect of vitamin C supplementation on IL6 levels cognitive symptoms and depression in type 2 diabetes patients: a double-blind randomized clinical trial | IRCT20230702058641N1 |
| Comparison of vitamin C plus blood protein derivative & blood protein derivative in treatment of bone loss seen in posterior teeth | Comparative evaluation of clinical andradiographic effects of ascorbic acidaugmented platelet rich fibrin versus plateletrich fibrin alone in the treatment of Grade IIfurcation involvement: A randomisedcontrolled study. - NIL | CTRI/2023/07/054656 |
| Vitamin C for Prophylaxis of Post-operative Atrial Fibrillation in On-pump Cardiac Surgery Procedures | Randomized Double Blind Study of Administration of Vitamin C for Prophylaxis of Post-operative Atrial Fibrillation in On-pump Cardiac Surgery Procedures | NCT01107730 |
| The Effect of Ascorbic Acid on the blood loss in Total Knee Arthroplasty | Evaluation the Effect of Ascorbic Acid compared to normal saline on the hidden blood loss in total knee arthroplasty | IRCT20221104056393N1 |
| Topical Ascorbic Acid for Treatment of Squamous Cell Skin Cancer | Concentrated Ascorbic Acid in DMSO for Treatment of Squamous Cell Carcinoma of the Skin | NCT05932511 |
| Vitamin C Effectiveness in Preventing Urinary Tract Infections After Gynecological Surgeries | Vitamin C for the Prevention of Catheter-associated Urinary Tract Infections in Women Who Undergo Elective Gynecological Surgeries: a Randomized Double-blinded Controlled Trial | NCT05913180 |
| Oxidative stress in Chronic Kidney Disease of unknown aetiology (CKDu) and the efficacy and safety of vitamin C and vitamin E in slowing the progression of early stages of CKDu in Sri Lanka | Oxidative stress in Chronic Kidney Disease of unknown aetiology (CKDu) and the efficacy and safety of vitamin C and vitamin E in slowing the progression of early stages of CKDu in Sri Lanka. – A Double Blinded Placebo Controlled Randomized Clinical Trial | SLCTR/2018/030 |
| The difference between Ester-C and ascorbic acid in adult women and men | A cross-over comparator study between Ester-C and ascorbic acid evaluating acute pharmacokinetics in adult women and men | ISRCTN49416083 |
| Assessment of the absorption and antioxidant effect of vitamin C microparticles in elite football players | Ascorbic acid microcapsules: study of absorption and antioxidant activity in vivo | RBR-2dch2qr |
| Therapeutic Effect of Vitamin C Supplementation in Patients With Ovarian Aging | Therapeutic Effect of Vitamin C Supplementation in Patients With Ovarian Aging:a Multicenter, Double-blind, Randomized Controlled Trial | NCT06794060 |
| New Treatment Option for Pancreatic Cancer | Translation of in Vitro and in Vivo Ascorbate Research Into a New Treatment Option for Pancreatic Cancer: Phase I/IIa Clinical Trial | NCT01364805 |
| Influence of Oral Vitamin C Supplement on the Inflammation Status in Dialysis Patients | Effect of Oral Vitamin C on The Inflammatory Biomarkers in Hemodialysis | NCT01356433 |
| The effect of vitamin C on agitation induced by naltrexone, a randomized clinical trial study | The effect of vitamin C on agitation induced by naltrexone, a randomized clinical trial study | IRCT201107046948N1 |
| The effect of adjuvant vitamin C after varicocele surgery for improvement in sperm formation in infertile men | The effect of adjuvant oral vitamin C therapy after varicocele surgery for improvement in sperm formation in infertile men | IRCT201103042134N2 |
| The role of Vitamin C in managing type 2 diabetes: Vitamin C, Thiazolidinediones and their combined effect onAdiponectin | People with Type 2 diabetes currently treated with thiazolidinediones supplemented with Vitamin C and the combined effect on adiponectin as a therapeutic for metabolic disease. | ACTRN12611000488909 |
| Effect of ascorbic acid in prevention of preterm premature rupture of membrane | Studying the effects of ascorbic acid on serum level of unconjugated estrioland its relationship in prevention of preterm premature rupture of membrane | IRCT201012083580N3 |
| The Effect of Vitamin c on Preventing Complex Regional Pain Syndrome (CRPS Type I) Following Ankle Fracture | The Effect of Vitamin c on Preventing Complex Regional Pain Syndrome (CRPS Type I) Following Ankle Fracture, Prospective Double Blind Study | NCT01338129 |
| Vitamin C Supplementation Plus Hypoglycemic Agents Versus Hypoglycemic Agents Alone in Type 2 Diabetes Mellitus | Phase 1 Study of Randomized Clinical Trial Comparing Vitamin C Supplementation Plus Oral Hypoglycemic Drugs Versus Hypoglycemic Drugs Alone on Serum Selenium, Zinc, Copper and Malondialdehyde Levels in Type 2 Diabetes Mellitus and Its Microvascular Complications | NCT01319734 |
| Vitamin C uptake from kiwifruit compared with a vitamin C supplement | Vitamin C bioavailability from kiwifruit compared with a vitamin C supplement - a randomised parallel study in men | ACTRN12611000162910 |
| Effect of intravenous Ascorbic Acid on reducing ferritin in Hemodialysis Patients | Effect of short-term and low amount of intravenous Ascorbic Acid on reducing ferritin in Hemodialysis Patients without increasing the start dosage of erythropoietin: crossed over double blind randomized controlled trial | IRCT138904263325N3 |
| This is an observational study to determine the efficacy and safety of vitamin-c in melasma patients | Post marketing surveillance for evaluation of efficacy and safety of vitamin c 15% w/w in melasma | CTRI/2010/091/001160 |
| The Effect of High Dose Vitamin C on the Liver Function in Chronic Hepatitis Patients | Phase 4 Study of High Dose Vitamin C in Chronic Hepatitis Patients | NCT01413360 |
| The Effectiveness of Vitamin C in Postoperative Pain Management of Single-level Posterior Lumbar Interbody Fusion (PLIF) | | NCT02127060 |
| The Effect of intravenous Ascorbic acid combined with intravenous tranexamic acid in Anemia of Hemodialysis patients ; A Randomized Controlled Trial. | The Effect of intravenous Ascorbic acid combined with intravenous tranexamic acid in Anemia of Hemodialysis patients ; A Randomized Controlled Trial | TCTR20240512004 |
| Comparison of the effectiveness of fractional co2 laser and microneedling in the treatment of striae | Comparison of the effectiveness of fractional co2 laser with ascorbic acid and microneedling with ascorbic acid in the treatment of striae | IRCT20240505061663N1 |
| Effect of Vitamin C on Postoperative Pulmonary Complications After Intracranial Tumor Surgery | Effect of Vitamin C on Postoperative Pulmonary Complications After Intracranial: a Randomized, Double-blind, Placebo-controlled Study | NCT06421688 |
| Microneedling with vitamin C application for the treatment of gum melanin hyperpigmentation | Microneedling with Topical Vitamin C versus Scalpel Technique for the Esthetic Management of Physiologic Gingival Melanin Hyperpigmentation: A Randomized Controlled Clinical Trial - NIL | CTRI/2024/05/066602 |
| The effect of high DHA/EPA PUFA and ascorbic acid in the treatment of refractory epileptic patients | Study the expression of CCR2, PPAR-G and NF-?B in peripheral blood leukocytes, oxidative stress and seizure frequency in drug-resistant epileptic patients, after combination therapy with High DHA/EPA PUFA and Ascorbic acid | IRCT20240220061057N1 |
| The role of ascorbic acid in the expression of miRNA and mood in patients with depression: A randomized controlled trial. | The role of ascorbic acid in the expression of miRNA and mood in patients with depression: A randomized controlled trial. | ACTRN12624000525583 |
| Combination of Vitamin C and N-Acetylcysteine to Improve Functional Outcome After Rotator Cuff Repair | Combination of Vitamin C and N-Acetylcysteine to Improve Functional Outcome After Rotator Cuff Repair: A Triple-blinded, Randomized Controlled Trial | NCT06384833 |
| Efficacy of ascorbic acid and N-Acetylcysteine (NAC) supplementation on nutritional, antioxidant status, and respiratory function of male Chronic Obstructive Pulmonary Disease (COPD) patients | Efficacy of ascorbic acid and/ N-Acetylcysteine (NAC) supplementation on nutritional, antioxidant status, and respiratory function of male Chronic Obstructive Pulmonary Disease (COPD) patients: a randomized controlled trial | ISRCTN18062761 |
| Adjunctive Intravenous Ascorbic Acid for Advanced Non-Small Cell Lung Cancer | Adjunctive Intravenous Ascorbic Acid for Advanced Non-Small Cell Lung Cancer: A Double Blind, Placebo Controlled, Phase II Randomized Controlled Trial | NCT05849129 |
| VItamin C in Thermal injuRY: The VICToRY Trial A phase III multi-center randomized trial | VItamin C in Thermal injuRY: The VICToRY Trial A phase III multi-center randomized trial - 19-211 | CTIS2023-504772-21-00 |
| Treatment of Reperfusion Event by Vitamin C Infusion | Effect of Vitamin C Infusion on Coronary Reperfusion Indexes | NCT01090895 |
| Effect of Vitamin C on Allergy Skin Test | The Effect of Vitamin C on the Skin Prick Test Wheal Reaction | NCT05810233 |
| Impact of Vitamin C on Endothelial Function and Exercise Capacity in Fontan-Palliated Patients | Vitamin C May Improve Endothelial Function and Exercise Capacity in Functional Single Ventricle Patients After Fontan Palliation | NCT00974025 |
| To compare the results of two treatment protocol (standard treatment plus vitamin c, thiamine and hydrocortisone versus standard treatment plus hydrocortisone) used in surgical patients with septic shock (a/k/a infection in the body presenting with low blood pressure). | Metabolic resuscitation using early administration of ascorbic acid, thiamine and hydrocortisone in perioperative management of surgical patients with septic shock: A Randomized Controlled trial | CTRI/2021/11/038268 |
| COMPARISON OF EFFICACY OF GLUCOSAMINE AND CHONDROITIN SULPHATE VS VITAMIN C IN PATIENTS WITH GUM DISEASE | COMPARISON OF EFFICACY OF GLUCOSAMINE AND CHONDROITIN SULPHATE VS VITAMIN C AS ADJUVANTS TO NONSURGICAL PERIODONTAL THERAPY ON PROSTAGLANDIN E2 LEVELS IN CHRONIC PERIODONTITIS PATIENTS-A CASE CONTROL STUDY. | CTRI/2021/10/037359 |
| Effect of Yogurt Fortified with beta-Hydroxy beta-Methyl Butyrate (HMB) in Sarcopenic Elderly | Evaluating the Effect of Yogurt Fortified with beta-Hydroxy beta-Methyl Butyrate (HMB), Vitamin D, and Vitamin C on Fat-Free Mass, Muscle Strength, and Physical Functionality in Sarcopenic Elderly | IRCT20171223038017N1 |
| The effect of vitamin D and vitamin C given with outdoor physical activity on obesity, Blood sugar, blood pressure, body cholesterol | The effect of supplementation vitamin D and vitamin C analoge with endurance physical activity on metabolic syndrome patients | IRCT20161110030823N2 |
| A comparative study of the bowel cleansing between 1L-PEG and 2L-PEG | Bowel Cleansing Efficacy and Safety with 1L-Polyethylene Glycol with Ascorbic acid versus 2L-Polyethylene Glycol with ascorbic acid as Split Doses Preparation: A prospective, single-center, noninferiority, randomized controlled trial. | KCT0006313 |
| A study to see whether a new medicated calamine lotion reduces itching and skin discomfort in children with dermatitis | Development and validation of calamine lotion infused with vitamin C, vitamin E and chlorpheniramine - NIL | CTRI/2026/01/100064 |
| The effect of aerobic exercise and vitamin C intakes on the serum level of creatine kinase in type 2 diabetes | The effect of aerobic exercise and vitamin C intake on the CK serum level in diabetes type 2 | IRCT20180923041097N1 |
| Study on the Impact of Vitamin C and E on Diabetes Control in Adults. | Impact of Vitamin C and E Supplementation on Glycemic Control in Adults with Type 2 Diabetes Mellitus Receiving Standard Treatment: A Randomized Controlled Trial. - Nil | CTRI/2025/10/096179 |
| Comparing the effects of supplementation Krstyn, Vitamin C, endothelial function, oxidative stress, exercise performance, Indicators of inflammation and muscle damage in athletes | Comparing the effects of supplementation Krstyn, Vitamin C, endothelial function, oxidative stress, exercise performance, Indicators of inflammation and muscle damage in athletes | IRCT201112055062N4 |
| Clinical observation on the efficacy of vitamin C and vitamin E in preventing pigmentation after Q-switched 532nm laser treatment for freckles | Randomized controlled study on the efficacy of vitamin C and vitamin E in preventing pigmentation after Q-switched laser freckle removal | ChiCTR2500099156 |
| Investigation of vitamin C and vitamin E co-treatment in improvement of clinical and paraclinical findings of lung contusion patients | Investigation of vitamin C and vitamin E co-treatment in improvement of clinical and paraclinical findings of lung contusion patients | IRCT20240316061302N1 |
| A study to compare the combined effect of Vitamin C and Vitamin E supplementation versus only Vitamin C supplementation on controlling cholesterol levels among patients with high cholesterol levels in South India | A study to compare the combined effect of Vitamin C and Vitamin E supplementation versus only Vitamin C supplementation on controlling cholesterol levels among Hypercholesterolemia patients in South India - A Randomized Control Trial - NIL | CTRI/2023/12/060482 |
| Effect of Eurycoma Longifolia (DLBS5055) and Multivitamins (Vitamin C+Vitamin E+ ?-carotene) for Infertile Males | Effect of Eurycoma Longifolia (DLBS5055) and Multivitamins (Vitamin C+Vitamin E+ ?-carotene) on Sperm Parameters and Reproductive Hormones of Infertile Males in Yogyakarta, Indonesia | NCT06100432 |
| ââ?¬Å?EFFECT OF VITAMIN E & C SUPPLEMENTATION ON THROMBOCYTOPENIA IN DENGUE FEVERââ?¬? ââ?¬â?? A RANDOMISED CONTROLLED TRIAL | ââ?¬Å?EFFECT OF VITAMIN E & VITAMIN C SUPPLEMENTATION ON THROMBOCYTOPENIA IN DENGUE FEVERââ?¬? ââ?¬â?? A RANDOMISED CONTROLLED TRIAL | CTRI/2022/09/045521 |
| Evaluation of effect of vitamin C and vitamin E on clinical outcomes in paraquat poisoning patients on supportive treatment | A PROSPECTIVE RANDOMIZED STUDY TO EVALUATE THE COMBINED EFFECT OF INJECTION VITAMIN C AND ORAL VITAMIN E ON CLINICAL OUTCOMES AND OXIDATIVE STRESS MARKERS IN PARAQUAT POISONING PATIENTS ON SUPPORTIVE TREATMENT AT A TERTIARY CARE HOSPITAL | CTRI/2022/01/039800 |
| A study of the effects of Vitamin C and Vitamin E supplementation on the rate of wound healing in diabetic foot ulcers - A Randomized Controlled Trial. | Effect of Vitamin C and Vitamin E supplementation on wound healing in diabetic foot ulcers - A Randomized Controlled Trial. | CTRI/2021/08/035385 |
| Effect of Vitamin C and E in Breast Cancer Patients Undergoing Chemotherapy | Effect of Vitamin C and Vitamin E in Breast Cancer Patients Undergoing Chemotherapy | NCT04463459 |
| Clinical trial to study the effect of a combination of propolis, vitamin C and vitamin E on the wound healing after wisdom tooth surgery. | A Comparative evaluation of the effectiveness of combination of propolis, nano vitamin C and vitamin E with systemic antibiotics after impacted mandibular third molar surgery among 18-45 year old adults- A split mouth cross over randomised controlled trial | CTRI/2020/06/026019 |
| The effect of vitamin C and E in the treatment and clinical course of patients with SARS-cov2 (COVID-19) | The effect of vitamin C and E in the treatment and clinical course of patients with SARS-cov2 (COVID-19) | IRCT20180425039414N3 |
| The Effect of Vitamin C on Growth Hormone Secretion | The Effect of Vitamin C on Growth Hormone Secretion | NCT01537094 |
| Intravenous Ascorbate Plus Gemcitabine/Carboplatin: a Novel and Cost-Effective Alternative with Evident Efficacy in Patients with Muscle Invasive Bladder Cancer | Intravenous Ascorbate Plus Gemcitabine/Carboplatin: a Novel and Cost-Effective Alternative with Evident Efficacy in Patients with Muscle Invasive Bladder Cancer | NCT06493370 |
| The Effect of Green Tea and Vitamin C on Skin Health | The Effect of Dietary Bioactive Compounds on Skin Health in Humans in Vivo | NCT01032031 |
| Effect of Pyridoxine and Ascorbic acid on Mild Cognitive Impairment in Post-Menopausal Women | A Comparative Study on Effect of Pyridoxine and Ascorbic Acid on Mild Cognitive Impairment in Post-Menopausal Women | CTRI/2023/03/051131 |
| Effects of ascorbic acid in preventing of delirium in cardiovascular surgery patients. | Ascorbic acid for the prevention of delirium in elderly patiens who undergo cardiovascular surgery | JPRN-jRCTs031220690 |
| A clinical study to evaluate the effectiveness of Vitamin C in treating dark gums. | Comparative evaluation of depigmentation by locally injected Vitamin C versus surgical blade in the treatment of gingival hyperpigmentation. | CTRI/2023/02/050127 |
| Post marketing surveillance (PMS)study of Ascorbic acid (Vitamin C) and Zinc effervescent tablets | A Multicentric, Prospective, Observational, post Marketing surveillance study to evaluate safety of fixed dose combination of Vitamin C 1000mg + Zinc(in form of 32mg Zinc citrate trihydrate) 10mg effervescent tablet in clinical practice for treatment of Indian patients with vitamin C and zinc deficiency. | CTRI/2023/02/049970 |
| Ascorbic Acid to Prevent Postreperfusion Syndrome in Liver Transplantation | Intravenous Vitamin C for the Prevention of Postreperfusion Syndrome in Orthotopic Liver Transplantation From Deceased Donors | NCT05754242 |
| Effect of Vitamin C on Premenstrual Syndrome | Evaluation of the Effect of Capsule Ascorbic Acid (Vitamin C) on Premenstrual Syndrome | IRCT20240514061801N1 |
| A window-of-opportunity trial with high-dose vitamin C to enhance neoadjuvant immune checkpoint therapy in mismatch repair proficient colorectal cancer: the ALFEO pilot study | A window-of-opportunity trial with high-dose vitamin C to enhance neoadjuvant immune checkpoint therapy in mismatch repair proficient colorectal cancer: the ALFEO pilot study | CTIS2022-502524-41-00 |
| Cognitive and Cerebral Blood Flow Effects of Vitamin C | Cognitive and Cerebral Blood Flow Effects of Vitamin C | NCT01055418 |
| The metabolism of crab apple ascorbyl 2-beta-glucoside (AA2ßG) to Vitamin C in healthy individuals | Investigating the metabolic conversion of crab apple-derived ascorbyl 2-beta-glucoside (AA2ßG) to Vitamin C by characterising the bioavailability of Vitamin C after consuming a single dose of crab apple juice in healthy individuals | ACTRN12622001367730 |
| Effect of vitamin C administration on bladder discomfort caused by Foley catheter insertion after surgery in patients undergoing transurethral bladder tumor resection | Effects of intra-operative vitamin C administration on postoperative catheter-related bladder discomfort: A randomized, double-blind, placebo-controlled study | KCT0007684 |
| Vitamin C and healing of foot ulcers | Vitamin C and healing of foot ulcers in people attending high risk foot clinic | ACTRN12617001142325 |
| The Impact of Intravenous Vitamin C Combined With Nerve Blocks on Postoperative Pain and Recovery After Total Knee Arthroplasty | The Impact of Intravenous Vitamin C Combined With Nerve Blocks on Postoperative Pain and Recovery After Total Knee Arthroplasty. | NCT05514197 |
| Action of glucosamine sulfate powder on gum health in gum disease patients. | Comparative evaluation of host modulatory effects of ORTHOBOON Glucosamine sulfate plus Collagen plus Vitamin C as an adjunct to Non-Surgical Periodontal Therapy in the management of chronic periodontitis: A randomized controlled clinical trial. - NIL | CTRI/2025/04/085294 |
| Efficacy and safety of high-dose vitamin C combined with traditional Chinese medicine in the treatment of moderate and severe novel coronavirus pneumonia (COVID-19) | Efficacy and safety of high-dose vitamin C combined with traditional Chinese medicine in the treatment of moderate and severe novel coronavirus pneumonia (COVID-19) | ChiCTR2000032717 |
| Vitamin C Supplementation Provides Protection from the Adverse Effects of Perfluorinated Compounds on Insulin Resistance in the Elderly | Effect of vitamin C uptake on inflammation, oxidation and insulin resistance in elderly | KCT0000749 |
| Efficacy and safety of high-dose vitamin C combined with traditional Chinese medicine in the treatment of moderate and severe novel coronavirus pneumonia (COVID-19) | Efficacy and safety of high-dose vitamin C combined with traditional Chinese medicine in the treatment of moderate and severe novel coronavirus pneumonia (COVID-19) | ITMCTR2000003284 |
| Real Word Evidence With 1L Polyethylene Glycol (PEG)+ Ascorbic Acid in Iberia | An Observational, Retrospective and Multicenter Study to Evaluate the Effectiveness and Safety of 1L (PEG)+ Ascorbic Acid Given for Bowel Preparation Prior to Colonoscopy in Iberia | NCT05174845 |
| Effects of a combination supplement containing Lysine, Vitamin C and Zinc on oxidative stress, glycaemic control and formation of Advanced Glycosylation End Products (AGEs) in patients with type 2 diabetes mellitus: A randomized double-blind, placebo-controlled clinical trial | Effects of a combination supplement containing Lysine, Vitamin C and Zinc on oxidative stress, glycaemic control and formation of Advanced Glycosylation End Products (AGEs) in patients with type 2 diabetes mellitus: A randomized double-blind, placebo-controlled clinical trial | SLCTR/2020/020 |
| The Effect of a Mixture of Micellized Curcumin/Boswellia Serrata/Ascorbic Acid on Health-related Quality of Life in Patients With Post-acute COVID-19 Syndrome. | The Effect of a Mixture of Micellized Curcumin/Boswellia Serrata/Ascorbic Acid on Health-related Quality of Life in Patients With Post-acute COVID-19 Syndrome. | NCT05150782 |
