title: Antispasmodic action of quaternary compounds administered orally.
mesh_terms: D000818:Animals; D001285:Atropine / Q000494:pharmacology; D008297:Male; D009119:Muscle Contraction / Q000187:drug effects; D010208:Papaverine / Q000494:pharmacology; D010276:Parasympatholytics / Q000494:pharmacology*; D010880:Piperidines / Q000494:pharmacology; D011312:Pressure; D011706:Pyloric Antrum / Q000187:drug effects; D000644:Quaternary Ammonium Compounds / Q000494:pharmacology*; D011817:Rabbits; D012601:Scopolamine / Q000494:pharmacology; D013997:Time Factors
chemical_list: D010276:Parasympatholytics; D010880:Piperidines; D000644:Quaternary Ammonium Compounds; D001285:Atropine; D010208:Papaverine; D012601:Scopolamine