Vitamin D Supplementation on 15-Prostaglandin Dehydrogenase Expression in Barrett's Esophagus

Summary

This study is being conducted to determine if vitamin D supplementation increases the level of a protein that may be involved in decreasing the risk of esophageal cancer in patients with Barrett's esophagus. Subjects with Barrett's esophagus will take vitamin D supplementation for 2-12 weeks depending on the severity of their condition, and receive an upper endoscopy procedure before and after vitamin D supplementation trial.

Timeline

Start

2010-05

Primary completion

2016-02

Completion

2016-02

Drugs

Indications