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Vitamin D Homeostasis in Sarcoidosis
Sponsor: University of Texas Southwestern Medical Center
Summary
This study evaluates the relationship between vitamin-D status and severity of sarcoidosis, and the effects of vitamin-D repletion in vitamin-D insufficient patients with sarcoidosis. Half the patients with sarcoidosis who are vitamin-D insufficient will receive standard vitamin-D supplementation via standard regimen while the other half will receive a placebo. Sarcoidosis patients who are vitamin-D sufficient will also act as controls.
Key Details
Gender
All
Age Range
21 Years - Any
Study Type
INTERVENTIONAL
Enrollment
90
Start Date
2010-07-01
Completion Date
2026-12-30
Last Updated
2026-01-02
Healthy Volunteers
No
Conditions
Interventions
Ergocalciferol
Vitamin D2 50,000 units
Placebo
Sugar pill manufactured to mimic ergocalciferol 50,000 units
Calcium Citrate with Vitamin D2
To meet the recommended minimum daily dietary requirements
Locations (1)
University of Texas Southwestern Medical Center, and Parkland Health and Hospital System
Dallas, Texas, United States