Naltrexone

Predicted ADME Properties
TypePropertyToolInterpretationProbability/Value
AbsorptionCaco-2 permeabilityadmetSARYes-
pkCSMLow0.334 cm/s
Human Intestinal AbsorptionadmetSARYes-
pkCSMHigh96.349 %
SwissADMEHigh-
Human Oral BioavailabilityadmetSARYes-
Log Kp (Skin permeation)pkCSMHigh-3.055 cm/h
SwissADME--7.26 cm/s
DistributionP-glycoprotein substrateadmetSARYes-
pkCSMYes-
SwissADMEYes-
vNNNo-
P-glycoprotein inhibitoradmetSARNo-
vNNNo-
P-glycoprotein inhibitor IpkCSMNo-
P-glycoprotein inhibitor IIpkCSMNo-
Blood Brain BarrieradmetSARYes-
pkCSMModerate-0.296 logBB
SwissADMENo-
vNNYes-
CNS permeabilitypkCSMModerate-2.54 logPS
Fraction unbound in humanpkCSM-0.512
Plasma protein bindingadmetSARModerate0.49
Subcellular localizationadmetSARMitochondria-
Steady state volume of distribution (VDss)pkCSMHigh1.511 L/Kg
MetabolismCYP1A2 inhibitoradmetSARYes
pkCSMNo-
SwissADMENo-
vNNNo-
CYP2C19 inhibitoradmetSARNo-
pkCSMNo-
SwissADMENo-
vNNNo-
CYP2C9 inhibitoradmetSARNo-
pkCSMNo-
SwissADMENo-
vNNNo-
CYP2C9 substrateadmetSARNo-
CYP2D6 inhibitoradmetSARNo-
pkCSMNo-
SwissADMEYes-
vNNNo-
CYP2D6 substrateadmetSARYes-
pkCSMNo-
CYP3A4 inhibitoradmetSARNo-
pkCSMNo-
SwissADMENo-
vNNNo-
CYP3A4 substrateadmetSARYes-
pkCSMYes-
CYP inhibitory promiscuityadmetSARNo-
Human Liver Microsomal (HLM) stability assayvNNNo-
OATP2B1 inhibitoradmetSARNo-
OATP1B1 inhibitoradmetSARYes-
OATP1B3 inhibitoradmetSARYes-
MATE1 inhibitoradmetSARNo-
BSEP inhibitoradmetSARNo-
UGT catalysisadmetSARYes-
ExcretionRenal OCT2 inhibitoradmetSARNo-
Renal OCT2 substratepkCSMNo-
Total clearancepkCSM-1.431 ml/min/kg
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Predicted Toxicity properties
PropertyToolInterpretationProbability/Value
Acute oral toxicityadmetSAR-4.135 kg/mol
ProTox-1100 mg/kg
Acute oral toxicity classadmetSARIII-
ProTox4-
BiodegradationadmetSARNo-
ToxtreeClass 2 (persistent chemical)-
Carcinogenicity (Three class)admetSARNon-required-
CarcinogensadmetSARNo-
ToxtreeNo-
Cramer's ruleToxtreeHigh (Class III)-
CytotoxicityvNNNoPrediction-
Genotoxic carcinogenityToxtreeNo-
HepatotoxicityadmetSARNo-
pkCSMNo-
vNNNo-
Human Ether-a-go-go-Related Gene InhibitoradmetSARNo
vNNNo-
Human Ether-a-go-go-Related Gene Inhibitor IpkCSMNo-
Human Ether-a-go-go-Related Gene Inhibitor IIpkCSMNo-
Mitochondrial Membrane Potential (MMP)vNNNo-
Maximum Recommended Tolerated Dose (MRTD)pkCSMLow-1.495 mg/kg/day
vNN-18 mg/day
Non-Genotoxic carcinogenicityToxtreeNo-
Oral rat acute toxicitypkCSM-2.571 mol/kg (LD50)
pkCSM-1.682 mg/kg_bw/day (LOAEL)
MicronucleusadmetSARYes-
Skin sensitisationpkCSMNo-
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Predicted Toxicity properties
PropertyToolInterpretationProbability/Value
Acute oral toxicityadmetSAR-4.135 kg/mol
ProTox-1100 mg/kg
Acute oral toxicity classadmetSARIII-
ProTox4-
BiodegradationadmetSARNo-
ToxtreeClass 2 (persistent chemical)-
Carcinogenicity (Three class)admetSARNon-required-
CarcinogensadmetSARNo-
ToxtreeNo-
Cramer's ruleToxtreeHigh (Class III)-
CytotoxicityvNNNo Prediction-
Genotoxic carcinogenityToxtreeNo-
HepatotoxicityadmetSARNo-
pkCSMNo-
vNNNo-
Human Ether-a-go-go-Related Gene InhibitoradmetSARNo
vNNNo-
Human Ether-a-go-go-Related Gene Inhibitor IpkCSMNo-
Human Ether-a-go-go-Related Gene Inhibitor IIpkCSMNo-
Mitochondrial Membrane Potential (MMP)vNNNo-
Maximum Recommended Tolerated Dose (MRTD)pkCSMLow-1.495 mg/kg/day
vNN-18 mg/day
Non-Genotoxic carcinogenicityToxtreeNo-
Oral rat acute toxicitypkCSM-2.571 mol/kg (LD50)
pkCSM-1.682 mg/kg_bw/day (LOAEL)
MicronucleusadmetSARYes-
Skin sensitisationpkCSMNo-
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