title: Pharmacokinetic basis for optimal methadone treatment of pain in cancer patients.
mesh_terms: D000328:Adult; D000368:Aged; D005260:Female; D006207:Half-Life; D006801:Humans; D007700:Kinetics; D008297:Male; D008691:Methadone / Q000008:administration & dosage* / Q000378:metabolism; D008875:Middle Aged; D008954:Models, Biological; D009369:Neoplasms / Q000150:complications*; D010148:Intractable Pain / Q000188:drug therapy* / Q000209:etiology
chemical_list: D008691:Methadone