GERD 20-40 mg once daily for 4 wk, may be increased to 8 wk if necessary. Maintenance: 20-40 mg daily. Alternatively, 20 mg daily for recurring symptoms.
PUD 40 mg once daily for 2-4 wk (for duodenal ulceration) or 4-8 wk (for benign gastric ulceration).
Eradication of H. pylori 1 wk triple therapy regimen: 40 mg combined w/ clarithromycin 500 mg bid & amoxicillin 1 g bid or clarithromycin 250 mg bid & metronidazole 400 mg bid.
Prophylaxis for NSAID-associated ulceration 20 mg daily.
Zollinger-Ellison syndrome Initially 80 mg daily. Max: 240 mg daily. Daily dose >80 mg should be given in 2 divided doses.