Cholinergic blocking agents on the gastrointestinal tract.
D018680:Cholinergic Antagonists; D041981:Gastrointestinal Tract / Q000187:drug effects*; D006801:Humans; D010277:Parasympathomimetics
D018680:Cholinergic Antagonists; D010277:Parasympathomimetics
GASTROINTESTINAL SYSTEM/effect of drugs on; PARASYMPATHOMIMETICS/effects