Tailor made for the job?
D003000:Clonidine / Q000627:therapeutic use*; D004359:Drug Therapy, Combination; D006556:Heroin Dependence / Q000534:rehabilitation*; D006801:Humans; D008691:Methadone / Q000627:therapeutic use; D009271:Naltrexone / Q000627:therapeutic use*
D009271:Naltrexone; D003000:Clonidine; D008691:Methadone