title: Emergency management of gastrointestinal bleeding.
mesh_terms: D000368:Aged; D002927:Cimetidine / Q000627:therapeutic use; D004630:Emergencies / Q000628:therapy; D005756:Gastritis / Q000628:therapy; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis / Q000209:etiology / Q000628:therapy*; D006801:Humans; D008875:Middle Aged; D007507:Therapeutic Irrigation
chemical_list: D002927:Cimetidine