title: Semisynthetic pyrrolizidine: N-4-phenyl-phenacyl-heliotridanium bromide, a potent non-specific spasmolytic.
mesh_terms: D000818:Animals; D004285:Dogs; D004347:Drug Interactions; D005260:Female; D006168:Guinea Pigs; D006439:Hemodynamics / Q000187:drug effects; D066298:In Vitro Techniques; D008297:Male; D009119:Muscle Contraction / Q000187:drug effects; D009126:Muscle Relaxation / Q000187:drug effects; D009129:Muscle Tonus / Q000187:drug effects; D010276:Parasympatholytics; D010528:Peristalsis / Q000187:drug effects; D011763:Pyrrolizidine Alkaloids / Q000494:pharmacology*; D051381:Rats; D012119:Respiration / Q000187:drug effects; D014590:Uterine Contraction / Q000187:drug effects
chemical_list: D010276:Parasympatholytics; D011763:Pyrrolizidine Alkaloids; C023805:N-4-phenylphenacylheliotridanium