At a glance
ClinicalIndex Comparison RecordPhase 4Completed· 36 enrolled
Drug / intervention
Placebo +1 moredrug
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.
Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.
The Study of the Effects of Vitamin A Supplementation on Immune System and Th1/Th2 Balance in Patients With Multiple Sclerosis
In Brief
A Phase 4 clinical trial evaluating Vitamin A and Placebo for Relapsing Remitting Multiple Sclerosis. Completed, enrolled 36 participants across 2 sites.
Detailed Summary
The aim of this study is to study the comparison between the effects of supplementation with 25000 IU preformed vitamin A (retinyl palmitate) or placebo for 6 months on immune system and Th1/Th2 balance in patients with Multiple Sclerosis.
Study Details
Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsRelapsing Remitting Multiple Sclerosis
CountriesIran
Collaborators--
Timeline
Phase 4CompletedFinished
20102011201220132014201520162017201820192020202120222023202420252026
Enrollment StartOct 2009
First PostedOct 2010
Primary CompletionDec 2013
Study CompletionJan 2014
TodayJul 2026
First PostedOct 21, 2010
Enrollment StartOct 1, 2009
Primary CompletionDec 1, 2013
Study CompletionJan 1, 2014
TodayJul 2, 2026
Enrollment to primary: 4.2 yearsPosted 15.7 years ago
Interventions
Vitamin Adietary
25000 IU/day (one capsule per day) Vitamin A for 6 months
Placebodrug
1 capsule per day for six months