Effect of an H-2 antagonist on gallbladder contraction.
D000818:Animals; D002927:Cimetidine / Q000494:pharmacology; D004155:Diphenhydramine / Q000494:pharmacology; D004305:Dose-Response Relationship, Drug; D005704:Gallbladder / Q000187:drug effects*; D006168:Guinea Pigs; D006632:Histamine / Q000494:pharmacology; D006634:Histamine H1 Antagonists / Q000494:pharmacology*; D006635:Histamine H2 Antagonists / Q000494:pharmacology*; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects*
D006634:Histamine H1 Antagonists; D006635:Histamine H2 Antagonists; D002927:Cimetidine; D006632:Histamine; D004155:Diphenhydramine