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Showing 1–18 of 18 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Heavy Metal Toxicity Clear all
Not listed No phase listed Observational Accepts healthy volunteers

Plan for Testing Fingerstick Bloods on Magellan Systems

NCT03256383
View directory record Official record
Conditions
Lead Poisoning
Interventions
Lead testing
Device
Lead sponsor
Magellan Diagnostics
Industry
Eligibility
Not listed
Enrollment
190 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
3
States / cities
Brockton, Massachusetts • Hanson, Massachusetts • West Bridgewater, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 21, 2017 · Synced Sep 7, 2026, 2:21 AM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Prolonged Gadolinium Retention After MRI Imaging

NCT02421029
View directory record Official record
Conditions
Heavy Metal Toxicity
Interventions
edetate calcium disodium
Drug
Lead sponsor
Mt. Sinai Medical Center, Miami
Other
Eligibility
20 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Miami Beach, Florida
Source: ClinicalTrials.gov public record
Updated Aug 28, 2017 · Synced Sep 7, 2026, 2:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effect of Environmental Exposures on the Egg Fertilizing Ability of Human Sperm

NCT00012480
View directory record Official record
Conditions
Male Infertility, Testicular Diseases, Urologic and Male Genital Diseases, Lead Poisoning
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
21 Years to 55 Years · Male only
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2007
U.S. locations
3
States / cities
Los Angeles, California • Manhasset, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 14, 2015 · Synced Sep 7, 2026, 2:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

QI Study of a Practice Facilitator's Impact in Working With Clinics on Improving Dental, Lead & Obesity Measures for Children

NCT01739166
View directory record Official record
Conditions
Lead Poisoning, Obesity, Dental Decay
Interventions
Practice-tailored intervention to increase rates of targeted services
Other
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 2, 2014 · Synced Sep 7, 2026, 2:21 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Table-Top Water Pitcher to Reduce Arsenic Exposure Among Well Users in New Hampshire

NCT07103356
View directory record Official record
Conditions
Arsenic Poisoning, Environmental Exposure, Water-Related Diseases
Interventions
Water Pitcher Filtration System
Behavioral
Lead sponsor
Trustees of Dartmouth College
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Mar 23, 2026 · Synced Sep 7, 2026, 2:21 AM EDT
Completed Phase 1Phase 2 Interventional

Dimercaptosuccinic Acid (DMSA) Treatment of Children With Autism and Heavy Metal Toxicity

NCT00811083
View directory record Official record
Conditions
Autism
Interventions
DMSA - dimercaptosuccinic acid
Drug
Lead sponsor
Southwest College of Naturopathic Medicine
Other
Eligibility
3 Years to 8 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Dec 17, 2008 · Synced Sep 7, 2026, 2:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Does Lead Burden Alter Neuropsychological Development?

NCT00000104
View directory record Official record
Conditions
Lead Poisoning
Interventions
ERP measures of attention and memory
Procedure
Lead sponsor
National Center for Research Resources (NCRR)
NIH
Eligibility
0 Years and older · Female only
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 7, 2026, 2:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Social Network Based Intervention to Reduce Lead Exposure Among Native American Children

NCT00011661
View directory record Official record
Conditions
Lead Poisoning
Interventions
Education on behaviors to reduce lead exposure
Behavioral
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
1 Year to 6 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2005
U.S. locations
1
States / cities
Wyandotte, Oklahoma
Source: ClinicalTrials.gov public record
Updated Sep 3, 2006 · Synced Sep 7, 2026, 2:21 AM EDT
Completed No phase listed Observational

Early Exposure to Lead and Adult Antisocial Outcomes

NCT00285610
View directory record Official record
Conditions
Lead Poisoning
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years and older
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2006
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 17, 2014 · Synced Sep 7, 2026, 2:21 AM EDT
Completed Not applicable Interventional Results available

Reducing Diagnostic Errors in Primary Care Pediatrics (Project RedDE)

NCT02798354
View directory record Official record
Conditions
Diagnostic Errors
Interventions
Quality Improvement Collaborative
Behavioral
Lead sponsor
Montefiore Medical Center
Other
Eligibility
26 Years and older
Enrollment
13,853 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Elk Grove Village, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 15, 2019 · Synced Sep 7, 2026, 2:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Identifying Residential Hazards Using Home Test Kits

NCT00285532
View directory record Official record
Conditions
Poisoning, Lead
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
3 Months to 5 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2006
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 17, 2014 · Synced Sep 7, 2026, 2:21 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Strong Heart Water Study

NCT03725592
View directory record Official record
Conditions
Arsenic Poisoning
Interventions
Standard Treatment, Intensive Education
Other · Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
10 Years and older
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Sep 7, 2026, 2:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Early Exposure to Lead and Adolescent Development

NCT00011674
View directory record Official record
Conditions
Lead Poisoning
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
0 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1997 – 2001
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 22, 2006 · Synced Sep 7, 2026, 2:21 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

A Study to Assess the Efficacy of Public Health Campaigns in Reducing Lead Exposure

NCT07632937
View directory record Official record
Conditions
Lead Poisoning, Environmental Exposure
Interventions
Intensive Public Health Campaign, Standard Information Dissemination
Behavioral
Lead sponsor
International Health Strategies LLC
Industry
Eligibility
18 Years to 75 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 7, 2026 · Synced Sep 7, 2026, 2:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

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

NCT02346188
View directory record Official record
Conditions
Lead Poisoning
Interventions
Ferrous fumarate, Zinc oxide, Placebo
Dietary Supplement
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
6 Years to 8 Years
Enrollment
602 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2001
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 25, 2015 · Synced Sep 7, 2026, 2:21 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Study Roles of Heavy Metals and Essential Metal Dyshomeostasis in Pulmonary Arterial Hypertension Patients

NCT04756076
View directory record Official record
Conditions
Pulmonary Hypertension, Metal Poison
Interventions
Metal level measurements
Diagnostic Test
Lead sponsor
Jiapeng Huang
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2029
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated May 29, 2025 · Synced Sep 7, 2026, 2:21 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

RECLEAN Pilot Study

NCT04498845
View directory record Official record
Conditions
Lead Poisoning
Interventions
In-home assessment plan, Family educational session, Worker take home prevention training, D-LEAD cleaner products
Other · Behavioral
Lead sponsor
Boston University
Other
Eligibility
1 Year and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 29, 2024 · Synced Sep 7, 2026, 2:21 AM EDT
Withdrawn Phase 2Phase 3 Interventional

Penicillamine Chelation for Children With Lead Poisoning

NCT00552630
View directory record Official record
Conditions
Lead Poisoning, Vitamin D Deficiency
Interventions
d-penicillamine, placebo
Device · Drug
Lead sponsor
FDA Office of Orphan Products Development
Federal
Eligibility
6 Months to 16 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 25, 2015 · Synced Sep 7, 2026, 2:21 AM EDT