Drug action on digestive system.
D000818:Animals; D004064:Digestive System / Q000187:drug effects* / Q000378:metabolism; D004336:Drug Antagonism; D004947:Esophagus / Q000187:drug effects; D005769:Gastrointestinal Motility / Q000187:drug effects; D007408:Intestinal Absorption / Q000187:drug effects; D011955:Receptors, Drug; D013268:Stimulation, Chemical; D013270:Stomach / Q000187:drug effects
D011955:Receptors, Drug