Cimetidine - an investigational drug for the treatment of duodenal ulcer.
D004341:Drug Evaluation; D004381:Duodenal Ulcer / Q000188:drug therapy*; D005750:Gastric Juice / Q000187:drug effects; D006146:Guanidines / Q000009:adverse effects / Q000627:therapeutic use*; D006635:Histamine H2 Antagonists / Q000009:adverse effects / Q000627:therapeutic use*; D006801:Humans; D007093:Imidazoles / Q000009:adverse effects / Q000627:therapeutic use*; D010919:Placebos; D015043:Zollinger-Ellison Syndrome / Q000188:drug therapy
D006146:Guanidines; D006635:Histamine H2 Antagonists; D007093:Imidazoles; D010919:Placebos