Acute duodenal ulcer 40 mg at night for up to 4-8 wk. Prophylaxis: 20 mg at night. Benign gastric ulcer 40 mg at night for up to 6-8 wk. Zollinger-Ellison syndrome Initially 20 mg qid.
A02BA03 - famotidine ; Belongs to the class of H2-receptor antagonists. Used in the treatment of peptic ulcer and gastro-oesophageal reflux disease (GERD).