title: [Ionization constants of several narcotic analgesics and their pain relieving activity].
mesh_terms: D000701:Analgesics, Opioid / Q000627:therapeutic use; D001561:Benzilates / Q000627:therapeutic use; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D003061:Codeine; D003916:Dextromoramide / Q000627:therapeutic use; D004123:Dimethylamines / Q000627:therapeutic use; D007700:Kinetics; D007981:Levorphanol; D008614:Meperidine / Q000627:therapeutic use; D008691:Methadone / Q000627:therapeutic use; D009020:Morphine; D009125:Muscle Relaxants, Central; D010648:Phenylacetates; D013329:Structure-Activity Relationship
chemical_list: D000701:Analgesics, Opioid; D001561:Benzilates; D004123:Dimethylamines; D009125:Muscle Relaxants, Central; D010648:Phenylacetates; D007981:Levorphanol; D009020:Morphine; D008614:Meperidine; D003916:Dextromoramide; D008691:Methadone; D003061:Codeine
vernacular_title: Konstanty ionizatsii nekotorykh narkoticheskikh anal'getikov i ikh boleutoliaiushchaia aktvnost'