the ulcer healing rate after three weeks treatment with ranitidine was 85.5 % in duodenal ulcer , and 72.5 % in gastric ulcer which was significantly higher than in the placebo group where it was 51.7 % and 41.5 % respectively ( p less than 0.005 and p less than 0.01 ) .
C0034665
ranitidine
C0038358
gastric ulcer