title: [Interaction of analgesics and l-stepholidine].
mesh_terms: D000700:Analgesics / Q000494:pharmacology*; D000818:Animals; D001599:Berberine / Q000031:analogs & derivatives / Q000494:pharmacology*; D001600:Berberine Alkaloids / Q000494:pharmacology*; D004285:Dogs; D004357:Drug Synergism; D004569:Electroencephalography; D005048:Etorphine / Q000031:analogs & derivatives / Q000494:pharmacology; D005260:Female; D006339:Heart Rate / Q000187:drug effects; D008297:Male; D008614:Meperidine / Q000494:pharmacology; D051379:Mice; D010146:Pain / Q000503:physiopathology; D011817:Rabbits; D012119:Respiration / Q000187:drug effects; D012684:Sensory Thresholds / Q000187:drug effects
chemical_list: D000700:Analgesics; D001600:Berberine Alkaloids; D001599:Berberine; C010513:stepholidine; D005048:Etorphine; D008614:Meperidine; C034765:18,19-dihydroetorphine