The action of antihistaminics and atropine in blocking the spasmogenic activity of serotonin on the guinea pig ileum.
D001285:Atropine / Q000494:pharmacology*; D006168:Guinea Pigs; D006634:Histamine H1 Antagonists / Q000494:pharmacology*; D007082:Ileum / Q000187:drug effects*; D012701:Serotonin; D018490:Serotonin Agents
D006634:Histamine H1 Antagonists; D018490:Serotonin Agents; D012701:Serotonin; D001285:Atropine
ANTIHISTAMINICS/effects; ATROPINE/effects; ILEUM/effect of drugs on; SEROTONIN/effects