Methadone | Cytochrome P450 2B6 Gene symbol: CYP2B6 UniProt: P20813 | CYP2B6 3′UTR | Not Available | | pgx review | The presence of the rs707265 allele (CYP2B6 c.*1355A>G) has been shown increase the [(S)-MTD/MTD Dose] plasma ratio, and reduce clearance of (S)-methadone. | Details |
Methadone | Cytochrome P450 2B6 Gene symbol: CYP2B6 UniProt: P20813 | CYP2B6 3′UTR | Not Available | | pgx review | The presence of the rs1038376 allele (CYP2B6 c.*1277A > T) has been shown to increase the [(S)-MTD/MTD Dose] plasma ratio and reduce (S)-MTD clearance. | Details |
Methadone | Cytochrome P450 2B6 Gene symbol: CYP2B6 UniProt: P20813 | CYP2B6 intron 1 | Not Available | | pgx review | The presence of the rsl0403955 allele (c.172–468 T>G) has been shown increase the [(S)-MTD/MTD Dose] plasma ratio, and reduce clearance of (S)-methadone. | Details |
Methadone | Cytochrome P450 2B6 Gene symbol: CYP2B6 UniProt: P20813 | CYP2B6 intron 5 | Not Available | | | The presence of the rs2279345 allele (CYP2B6 c.923–197T>C) has been shown increase the [(S)-MTD/MTD Dose] plasma ratio, and reduce clearance of (S)-methadone. | Details |
Methadone | Cytochrome P450 3A4 Gene symbol: CYP3A4 UniProt: P08684 | CYP3A4*1B | Not Available | | pgx review | The presence of the rs2740574 allele (CYP3A4 −392A>G) has been shown to increase (S)-methadone plasma levels. | Details |