title: Lack of toxicity of high dose propoxyphene napsylate when used for maintenance treatment of addiction.
mesh_terms: D011431:Dextropropoxyphene / Q000008:administration & dosage / Q000031:analogs & derivatives* / Q000627:therapeutic use / Q000633:toxicity*; D004305:Dose-Response Relationship, Drug; D006801:Humans; D008691:Methadone / Q000008:administration & dosage / Q000627:therapeutic use* / Q000633:toxicity; D009293:Opioid-Related Disorders / Q000188:drug therapy*
chemical_list: D011431:Dextropropoxyphene; D008691:Methadone