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Impact of Vitamin A Supplementation on Immune System in Multiple Sclerosis Patients

NCT01225289 · Status: COMPLETED · Phase: PHASE4 · Type: INTERVENTIONAL · Enrollment: 36

Last updated 2014-03-14

Study results available
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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.

Conditions

  • Relapsing Remitting Multiple Sclerosis

Interventions

DIETARY_SUPPLEMENT

Vitamin A

25000 IU/day (one capsule per day) Vitamin A for 6 months

DRUG

Placebo

1 capsule per day for six months

Sponsors & Collaborators

  • Tehran University of Medical Sciences

    lead OTHER

Principal Investigators

  • Ali Akbar Saboor Yaraghi, PhD · Tehran University of Medical Sciences

  • Sima Jafarirad, PhD student · Tehran University of Medical Sciences

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Model
PARALLEL

Eligibility

Min Age
20 Years
Max Age
45 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2009-10-31
Primary Completion
2013-12-31
Completion
2014-01-31

Countries

  • Iran

Study Locations

More Related Trials

Entities

Drugs

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT01225289 on ClinicalTrials.gov