Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 10, 2026, 6:59 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 49–72 of 258 matching trials from the live ClinicalTrials.gov search.
Filters: Sponsor: National Institute of Environmental Health Sciences (NIEHS) Clear all
Recruiting No phase listed Observational Accepts healthy volunteers

Reproductive Axis Maturation in the Early Post-Menarchal Years

NCT03986021
View directory record Official record
Conditions
Reproductive Physiological Processes, Pediatrics, Adolescent Health, Adolescent Development
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
8 Years to 65 Years · Female only
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2029
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 8, 2026 · Synced Oct 10, 2026, 6:59 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Collaborative Study of 1,3 Butadiene Biomarkers

NCT00023140
View directory record Official record
Conditions
Cancer
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
19 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2002
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 14, 2015 · Synced Oct 10, 2026, 6:59 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Immune Cell Response to Stimuli

NCT00397280
View directory record Official record
Conditions
Inflammation
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 65 Years
Enrollment
750 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2009
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 10, 2026, 6:59 PM 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 18, 2014 · Synced Oct 10, 2026, 6:59 PM EDT
Completed No phase listed Observational

Environmental Factors in the Development of Polycystic Ovary Syndrome

NCT00341731
View directory record Official record
Conditions
Polycystic Ovary Syndrome
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2000
U.S. locations
2
States / cities
Research Triangle Park, North Carolina • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 1, 2009 · Synced Oct 10, 2026, 6:59 PM EDT
Withdrawn No phase listed Observational

Rapid Acquisition of Pre- and Post-Incident Disaster Data

NCT02473770
View directory record Official record
Conditions
Biological Specimens
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
21 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 10, 2026, 6:59 PM EDT
Completed Not applicable Interventional Results available

Tanglewood Trail Walking Program in Rural Kentucky 2019

NCT05002972
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
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Oct 10, 2026, 6:59 PM EDT
Not yet recruiting No phase listed Observational

Stress, Coping, and Sleep Health Study

NCT07566481
View directory record Official record
Conditions
Sleep
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 120 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 9, 2026 · Synced Oct 10, 2026, 6:59 PM EDT
Completed No phase listed Observational

Exposure to Neurotoxins as Risk Factors for Amyotrophic Lateral Sclerosis

NCT00339976
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis, ALS
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 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, 6:59 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Adult and Juvenile Myositis

NCT00017914
View directory record Official record
Conditions
Dermatomyositis, Polymyositis, Inclusion Body Myositis
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
2 Years to 100 Years
Enrollment
1,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 1995
U.S. locations
4
States / cities
Atlanta, Georgia • Bethesda, Maryland • Research Triangle Park, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 10, 2026, 6:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Ozone Cardiovascular Effects in Genetically Susceptible People

NCT01192477
View directory record Official record
Conditions
Healthy
Interventions
Ozone
Other
Lead sponsor
University of Rochester
Other
Eligibility
18 Years to 40 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Dec 4, 2013 · Synced Oct 10, 2026, 6:59 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

NICU-HEALTH (Hospital Exposures and Long-Term Health)

NCT01963065
View directory record Official record
Conditions
Preterm Birth
Interventions
Not listed
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
Up to 1 Year
Enrollment
239 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 1, 2023 · Synced Oct 10, 2026, 6:59 PM EDT
Completed No phase listed Observational

Effects of Infant Diets on Estrogen Activity and Development

NCT00340652
View directory record Official record
Conditions
Hormone
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
Up to 1 Year
Enrollment
157 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2012
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 17, 2019 · Synced Oct 10, 2026, 6:59 PM EDT
Completed No phase listed Observational

Incidence and Mortality of Childhood Cancer Among Children of Farmer Pesticide Applications

NCT00339378
View directory record Official record
Conditions
Pesticide Exposure
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
Not listed
Enrollment
21,985 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2007
U.S. locations
3
States / cities
Bethesda, Maryland • Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 10, 2026, 6:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Reducing Pesticide Exposure in Minority Families

NCT00014807
View directory record Official record
Conditions
Disorders of Environmental Origin
Interventions
Reducing Pesticide Exposure in Minority Families
Behavioral
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
0 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2005
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 4, 2006 · Synced Oct 10, 2026, 6:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Early Connections, Early Detection and Intervention in Infants at Risk for Autism

NCT00947700
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
Assessment, Monitoring & Intervention
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
5 Months to 12 Months
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 20, 2017 · Synced Oct 10, 2026, 6:59 PM EDT
Completed No phase listed Observational

Risk Factors for Uterine Fibroids: A Case Control Study

NCT00339547
View directory record Official record
Conditions
Uterine Fibroids
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
35 Years to 50 Years · Female only
Enrollment
1,529 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2019
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 25, 2019 · Synced Oct 10, 2026, 6:59 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Study for Future Families

NCT00011687
View directory record Official record
Conditions
Pregnancy
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years and older
Enrollment
2,400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2003
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 23, 2006 · Synced Oct 10, 2026, 6:59 PM EDT
Completed Not applicable Interventional

Home-Based Asthma Support and Education for Adults

NCT01783028
View directory record Official record
Conditions
Asthma
Interventions
Community Health Worker support
Behavioral
Lead sponsor
Public Health - Seattle and King County
Government
Eligibility
18 Years to 65 Years
Enrollment
366 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 12, 2014 · Synced Oct 10, 2026, 6:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Smoking Topography and Harm Exposure in Menthol Cigarettes

NCT01329263
View directory record Official record
Conditions
Cigarette Smoking Toxicity
Interventions
Menthol to non-menthol
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
21 Years to 65 Years
Enrollment
87 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 6, 2015 · Synced Oct 10, 2026, 6:59 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Clean Beauty in Newark, NJ

NCT07216898
View directory record Official record
Conditions
Health Disparities, Education
Interventions
Chemical Exposure Prevention
Behavioral
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Oct 10, 2026, 6:59 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Response of Airway Cells to 20,000 EU of Endotoxin in Normal Adults

NCT00838851
View directory record Official record
Conditions
Healthy Controls
Interventions
Clinical Center Reference Endotoxin (CCRE)
Biological
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 50 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2012
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 8, 2012 · Synced Oct 10, 2026, 6:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Pesticide Exposure on Neurodevelopment/Growth/Respiratory Health

NCT00021658
View directory record Official record
Conditions
Environmental Exposure
Interventions
Pesticide application procedures
Procedure
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years and older · Female only
Enrollment
550 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2003
U.S. locations
1
States / cities
Salinas, California
Source: ClinicalTrials.gov public record
Updated Sep 29, 2014 · Synced Oct 10, 2026, 6:59 PM EDT
Completed Not applicable Interventional

A Community-based Participatory Research (CBPR) Intervention for Childhood Asthma Using Air Filters and Air Conditioners

NCT00839046
View directory record Official record
Conditions
Childhood Asthma
Interventions
Community Health Worker Intervention, Air Filter, Air Filter and Air Conditioner
Behavioral · Other
Lead sponsor
University of Michigan
Other
Eligibility
6 Years to 12 Years
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 24, 2017 · Synced Oct 10, 2026, 6:59 PM EDT