# Effects of Iron and/or Zinc Supplementation in Mexican School Children Exposed to Lead

> **NCT02346188** · NA · COMPLETED · sponsor: **Johns Hopkins Bloomberg School of Public Health** · enrollment: 602 (actual)

## Conditions studied

- Lead Poisoning

## Interventions

- **DIETARY_SUPPLEMENT:** Ferrous fumarate
- **DIETARY_SUPPLEMENT:** Zinc oxide
- **DIETARY_SUPPLEMENT:** Placebo

## Key facts

- **NCT ID:** NCT02346188
- **Lead sponsor:** Johns Hopkins Bloomberg School of Public Health
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2000-01
- **Primary completion:** 2001-12
- **Final completion:** 2001-12
- **Target enrollment:** 602 (ACTUAL)
- **Last updated:** 2015-01-26

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02346188

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02346188, "Effects of Iron and/or Zinc Supplementation in Mexican School Children Exposed to Lead". Retrieved via AI Analytics 2026-06-12 from https://api.ai-analytics.org/clinical/NCT02346188. Licensed CC0.

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