GERD, erosive esophagitis 20-40 mg once daily for 4 wk, increased to 8 wk if necessary; 16 wk for erosive esophagitis. Maintenance: Continue w/ 20-40 mg daily. Alternatively, for recurring symptoms, 20 mg daily may be given.
PUD 40 mg once daily for 2-4 wk (for duodenal ulcer) or 4-8 wk (for benign gastric ulcer).
Prophylaxis for NSAID-associated ulceration 20 mg daily.
Zollinger-Ellison syndrome Initially 80 mg daily up to 240 mg daily. Doses >80 mg should be given in 2 divided doses.