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Clinical Trial Summary

The purpose of this research is to study whether vitamin D supplement can improve clinical outcome (PASI score) in psoriasis vulgaris with vitamin D insufficiency and deficiency.


Clinical Trial Description

While psoriasis is not a lethal disease, the disease itself can impact patients' quality of life. Nowadays there are several researches on vitamin D functions. Recently review article of vitamin D deficiency by Holick MF., stated that vitamin D can play a role in decreasing the risk of osteoporosis and other chronic diseases such as malignancy, autoimmune disease, infectious disease, cardiovascular disease, and psoriasis. Moreover, vitamin D effects on keratinocyte by decreasing abnormal cell proliferation, differentiation, apoptosis and controlling immunological process via the suppression of T-cell activation, regulation of cytokine secretion patterns, induction of regulatory T-cell, modulation of T-cell proliferation and interference with T-cell apoptosis.

Thus, our objective is to look for other alternative treatment, which may have less side effects and acceptable clinical outcomes. ;


Study Design

Allocation: Randomized, Endpoint Classification: Efficacy Study, Intervention Model: Parallel Assignment, Masking: Double Blind (Subject, Outcomes Assessor), Primary Purpose: Treatment


Related Conditions & MeSH terms


NCT number NCT01339741
Study type Interventional
Source Chulalongkorn University
Contact Chotinij Lertphanichkul, M.D.
Phone 662-256-4000
Email sea_mile@hotmail.com
Status Recruiting
Phase N/A
Start date March 2011
Completion date February 2012

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