Status:
COMPLETED
Randomized Controlled Trial of Vitamin D3 Supplementation for Viral Upper Respiratory Tract Infections (URI) Prevention
Lead Sponsor:
Winthrop University Hospital
Conditions:
Viral Upper Respiratory Tract Infection
Eligibility:
All Genders
18-80 years
Phase:
NA
Brief Summary
Background: Vitamin D has been shown to be an important immune system regulator. Vitamin D insufficiency during the winter may cause increased susceptibility to infections, particularly viral upper re...
Eligibility Criteria
Inclusion
- ambulatory adult age 18-80 and stable medical condition with no change in medications for 6 months prior to study entry.
Exclusion
- morbid obesity (body mass index \> 35 kg/m2)
- current tobacco use
- history of hypercalcemia, nephrolithiasis or sarcoidosis
- pregnancy
- recent hospitalization
- current liver or kidney disorders, malignancy and malabsorption
- use of immunosuppressants or medications that interfere with vitamin D metabolism such as phenytoin and carbamazepine.
Key Trial Info
Start Date :
December 1 2006
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
June 1 2007
Estimated Enrollment :
167 Patients enrolled
Trial Details
Trial ID
NCT00656929
Start Date
December 1 2006
End Date
June 1 2007
Last Update
April 11 2008
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