to determine the effectiveness of two potent inhibitors of gastric acid secretion , somatostatin and cimetidine , in the control of upper gastrointestinal bleeding of non-variceal origin , we initiated a multicentric , randomized , prospective therapeutic trial in 56 patients presenting with acute hemorrhage due to gastric and duodenal ulcers and erosions defined by uniform and precise criteria .
C0008783
cimetidine
C0013295
duodenal ulcers