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ClinicalTrials.gov public records Last synced Oct 10, 2026, 8:14 AM EDT

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Showing 25–48 of 258 matching trials from the live ClinicalTrials.gov search.
Filters: Sponsor: National Institute of Environmental Health Sciences (NIEHS) Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Nasal Irritation Study: Individual Factors in Nasal Irritant Sensitivity

NCT00041821
View directory record Official record
Conditions
Rhinitis, Allergic, Nonseasonal
Interventions
Nasal irritation thresholds and irritant provocation
Procedure
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 69 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2000
U.S. locations
1
States / cities
Richmond, California
Source: ClinicalTrials.gov public record
Updated Mar 23, 2006 · Synced Oct 10, 2026, 8:14 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Trial of Fish Intake Advice in Pregnancy

NCT01126762
View directory record Official record
Conditions
Nutrition
Interventions
Dietary advice, Control
Behavioral
Lead sponsor
Harvard Pilgrim Health Care
Other
Eligibility
18 Years and older · Female only
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 22, 2012 · Synced Oct 10, 2026, 8:14 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Monitoring Environmental Exposures and Behavioral Change

NCT05338242
View directory record Official record
Conditions
Risk Reduction, Environmental Exposure, Risk Behavior, Health
Interventions
Real-Time Exposure Feedback
Device
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Oct 10, 2026, 8:14 AM EDT
Completed Not applicable Interventional Results available

An Intervention to Reduce Second Hand Smoke Exposure Among Pediatric Emergency Patients

NCT02531594
View directory record Official record
Conditions
Smoking Cessation
Interventions
SBIRT, HHC
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
Not listed
Enrollment
770 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 15, 2023 · Synced Oct 10, 2026, 8:14 AM EDT
Completed No phase listed Observational

National Survey of Lead and Allergen Hazards in Housing

NCT00339573
View directory record Official record
Conditions
Asthma, Allergy
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 65 Years
Enrollment
831 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 1999
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 8, 2020 · Synced Oct 10, 2026, 8:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

TEDDY - The Environmental Determinants of Diabetes in the Young

NCT00279318
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Not listed
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
0 Months to 4 Months
Enrollment
8,667 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2025
U.S. locations
4
States / cities
Denver, Colorado • Gainesville, Florida • Augusta, Georgia + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 22, 2025 · Synced Oct 10, 2026, 8:14 AM EDT
Completed No phase listed Observational

Effects of Anti-HIV Therapy on Red Blood Cells of HIV-infected Mothers and Their Infants

NCT00342082
View directory record Official record
Conditions
Cord Blood
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
3
States / cities
Chapel Hill, North Carolina • Durham, North Carolina • Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 10, 2026, 8:14 AM EDT
Completed No phase listed Observational

Blood Vessel Study

NCT01524549
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 65 Years
Enrollment
178 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 10, 2026, 8:14 AM EDT
Completed No phase listed Observational

Exposure to Neurotoxins as Risk Factors for ALS

NCT00340301
View directory record Official record
Conditions
ALS
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
Not listed
Enrollment
397 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 25, 2019 · Synced Oct 10, 2026, 8:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Influence of Breast Cancer Risk and Risk Perception on Lifestyle Behaviors Among Women With a Family History: A Mixed Method Approach

NCT00393406
View directory record Official record
Conditions
Breast Neoplasms
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
35 Years to 74 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 10, 2026, 8:14 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Reducing Farmworkers Exposure to Agricultural Chemicals

NCT00298649
View directory record Official record
Conditions
Pesticide Safety
Interventions
Lay Health Advisor
Behavioral
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2004
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 6, 2015 · Synced Oct 10, 2026, 8:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Parkinson's Diseases Susceptibility Genes and Pesticides

NCT00044590
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years and older
Enrollment
1,870 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 16, 2017 · Synced Oct 10, 2026, 8:14 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Intervening to Improve Infant Health in Ghana

NCT01335490
View directory record Official record
Conditions
Very Low Birth Weight Baby, Pneumonia
Interventions
Cook stoves, either Biolite wood stove, or liquified petroleum gas stove plus fuel
Other
Lead sponsor
Columbia University
Other
Eligibility
Female only
Enrollment
1,414 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 18, 2017 · Synced Oct 10, 2026, 8:14 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Benzo[a]Pyrene Ultralow Dose-Response Study

NCT03318978
View directory record Official record
Conditions
Environmental Exposure
Interventions
[14C]-benzo[a]pyrene
Drug
Lead sponsor
Oregon State University
Other
Eligibility
21 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Corvallis, Oregon
Source: ClinicalTrials.gov public record
Updated May 22, 2025 · Synced Oct 10, 2026, 8:14 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Fernald Community Cohort -18 Year Observational Study

NCT02295085
View directory record Official record
Conditions
Cancer, Renal Failure, Diabetes, Cardiovascular Disease
Interventions
Not listed
Lead sponsor
University of Cincinnati
Other
Eligibility
8 Years and older
Enrollment
9,782 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1990 – 2025
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 26, 2024 · Synced Oct 10, 2026, 8:14 AM EDT
Completed Not applicable Interventional Results available

Tanglewood Trail Walking Program in Rural Kentucky 2017

NCT03495648
View directory record Official record
Conditions
Dietary Habits
Interventions
walking group led by a community organizer
Behavioral
Lead sponsor
Dawn Brewer
Other
Eligibility
18 Years to 65 Years
Enrollment
123 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Nov 17, 2021 · Synced Oct 10, 2026, 8:14 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Mental Stress & Diesel Exhaust on Cardiovascular Health

NCT03467997
View directory record Official record
Conditions
Blood Pressure, Inflammation, Catecholamines
Interventions
Trier social stress test, Diesel exhaust
Behavioral · Other
Lead sponsor
University of Washington
Other
Eligibility
22 Years to 49 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 5, 2018 · Synced Oct 10, 2026, 8:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Farming and Movement Evaluation Study (FAME)

NCT00042120
View directory record Official record
Conditions
Parkinson's Disease, Movement Disorders
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years and older
Enrollment
520 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2001
U.S. locations
1
States / cities
Sunnyvale, California
Source: ClinicalTrials.gov public record
Updated Sep 29, 2014 · Synced Oct 10, 2026, 8:14 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Tanglewood Trail Walking Program in Rural Kentucky 2020

NCT05002985
View directory record Official record
Conditions
Dietary Habits
Interventions
walking group led by a community organizer
Behavioral
Lead sponsor
Dawn Brewer
Other
Eligibility
18 Years to 65 Years
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Nov 5, 2021 · Synced Oct 10, 2026, 8:14 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Sodium Thiosulfate for Treatment of Calcinosis Associated With Juvenile and Adult Dermatomyositis

NCT03267277
View directory record Official record
Conditions
Dermatomyositis, Idiopathic Inflammatory Myopathies
Interventions
Sodium Thiosulfate
Drug
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
7 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 26, 2024 · Synced Oct 10, 2026, 8:14 AM EDT
Completed No phase listed Observational

The COX-2 Gene and the Immune System

NCT01678222
View directory record Official record
Conditions
Allergic Inflammation, Asthma
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 150 Years
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2013
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Oct 10, 2026, 8:14 AM EDT
Completed No phase listed Observational

Confirmation of Self-Reported Incident ALS Cases in the AARP-Diet and Health (AARP-DH) Cohort

NCT00377351
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
50 Years to 80 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 10, 2026, 8:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cardiopulmonary Effects of Particulate Exposure

NCT00011310
View directory record Official record
Conditions
Respiratory Tract Diseases, Cardiac Diseases, Bronchitis
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2002
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 4, 2006 · Synced Oct 10, 2026, 8:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Gene-Environment Interaction in Prostate Cancer

NCT00041847
View directory record Official record
Conditions
Prostate Cancer
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
Up to 69 Years · Male only
Enrollment
881 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2005
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 15, 2015 · Synced Oct 10, 2026, 8:14 AM EDT