title: Effect of combination of H2-receptor antagonist with anticholinergic on gastric acid secretion.
mesh_terms: D002927:Cimetidine / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D004359:Drug Therapy, Combination; D004381:Duodenal Ulcer / Q000188:drug therapy*; D005744:Gastric Acid / Q000378:metabolism*; D006801:Humans; D011413:Propantheline / Q000627:therapeutic use*
chemical_list: D011413:Propantheline; D002927:Cimetidine