# A Study on Immunological Effect of Vitamin A and Zinc in a Placebo Controlled 4 Cell Trial

> **NCT00374023** · NA · COMPLETED · sponsor: **International Centre for Diarrhoeal Disease Research, Bangladesh** · enrollment: 147 (—)

## Conditions studied

- Immunity
- Diarrhea
- Respiratory Tract Infections

## Interventions

- **DRUG:** Zinc, or Vitamin A or both

## Key facts

- **NCT ID:** NCT00374023
- **Lead sponsor:** International Centre for Diarrhoeal Disease Research, Bangladesh
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 1993-07-01
- **Primary completion:** 1995-11-30
- **Final completion:** 1995-11-30
- **Target enrollment:** 147 (—)
- **Last updated:** 2017-11-28


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00374023

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00374023, "A Study on Immunological Effect of Vitamin A and Zinc in a Placebo Controlled 4 Cell Trial". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT00374023. Licensed CC0.

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