Rifampicin reduces methadone concentrations.
Martin John
MJ
Dedicoat
D000904:Antibiotics, Antitubercular / Q000378:metabolism / Q000494:pharmacology*; D004347:Drug Interactions; D006801:Humans; D008691:Methadone / Q000378:metabolism* / Q000627:therapeutic use; D009294:Narcotics / Q000378:metabolism* / Q000627:therapeutic use; D009293:Opioid-Related Disorders / Q000188:drug therapy / Q000378:metabolism; D012293:Rifampin / Q000378:metabolism / Q000494:pharmacology*
D000904:Antibiotics, Antitubercular; D009294:Narcotics; D008691:Methadone; D012293:Rifampin