# Ulcer Prevention Study in Post Gastric Bypass Patients

> **NCT00557349** · PHASE4 · COMPLETED · sponsor: **University of Missouri-Columbia** · enrollment: 40 (actual)

## Conditions studied

- Marginal Ulcers

## Interventions

- **DRUG:** Omeprazole
- **DRUG:** Famotidine

## Key facts

- **NCT ID:** NCT00557349
- **Lead sponsor:** University of Missouri-Columbia
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2006-11
- **Primary completion:** 2007-11
- **Final completion:** 2008-03
- **Target enrollment:** 40 (ACTUAL)
- **Last updated:** 2017-01-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00557349

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00557349, "Ulcer Prevention Study in Post Gastric Bypass Patients". Retrieved via AI Analytics 2026-06-05 from https://api.ai-analytics.org/clinical/NCT00557349. Licensed CC0.

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