title: Antacids and duodenal ulcer.
mesh_terms: D000863:Antacids / Q000627:therapeutic use*; D002927:Cimetidine / Q000627:therapeutic use; D004359:Drug Therapy, Combination; D004381:Duodenal Ulcer / Q000188:drug therapy*; D005260:Female; D005744:Gastric Acid / Q000378:metabolism; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008297:Male; D010146:Pain / Q000188:drug therapy; D011899:Ranitidine / Q000627:therapeutic use
chemical_list: D000863:Antacids; D002927:Cimetidine; D011899:Ranitidine