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ClinicalTrials.gov public records Last synced May 21, 2026, 8:43 PM EDT

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

Showing 1–24 of 58 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Occupational Exposure Clear all
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Persian Gulf Syndrome, Occupational Exposure
Interventions
Not listed
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2001
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Jan 20, 2009 · Synced May 21, 2026, 8:43 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Occupational Exposure
Interventions
Education
Behavioral
Lead sponsor
Cancer Prevention Institute of California
Other
Eligibility
18 Years and older
Enrollment
347 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated Feb 8, 2017 · Synced May 21, 2026, 8:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Occupational Exposure
Interventions
Qualitative Fit Testing
Other
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Nov 8, 2020 · Synced May 21, 2026, 8:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Silicosis
Interventions
N95 Respirator, Protective Eyewear, Baseline Survey, Design of Workshop, Training Workshop Pilot
Device · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
2
States / cities
Baltimore, Maryland • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 23, 2024 · Synced May 21, 2026, 8:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Pertussis
Interventions
Antibiotic PEP
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 64 Years
Enrollment
1,102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 28, 2013 · Synced May 21, 2026, 8:43 PM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Healthy Volunteers
Interventions
rVSV-Zebov GP vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 75 Years
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2025
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 30, 2025 · Synced May 21, 2026, 8:43 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Spine Health, Spine Injuries and Disorders, Spine Degeneration, Whole Body Vibration
Interventions
Water
Other
Lead sponsor
Milwaukee VA Medical Center
Federal
Eligibility
20 Years to 45 Years
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 25, 2026 · Synced May 21, 2026, 8:43 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Pesticides, Occupational Exposure
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Not listed
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2013
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced May 21, 2026, 8:43 PM EDT
Completed No phase listed Observational Results available
View directory record Official record
Conditions
Occupational Diseases, Cardiovascular Diseases, Cardiovascular Risk Factor, Occupational Exposure
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
35 Years to 59 Years · Male only
Enrollment
19 participants
Timeline
2019 – 2020
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 2, 2021 · Synced May 21, 2026, 8:43 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Frequency of Chromosome Aberrations
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
25 Years to 60 Years · Male only
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2020
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 6, 2020 · Synced May 21, 2026, 8:43 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Sedentary Lifestyle, Occupational Exposure, Health Behavior, Safety Issues
Interventions
Total Worker Health, Control
Behavioral · Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
264 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 18, 2020 · Synced May 21, 2026, 8:43 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Hearing Loss, Noise-Induced, Hearing Loss, Tinnitus
Interventions
Not listed
Lead sponsor
Apple Inc.
Industry
Eligibility
18 Years and older
Enrollment
300,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2029
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced May 21, 2026, 8:43 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Auditory Diseases, Central
Interventions
Phonak Lumina P90
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 60 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
3
States / cities
Loma Linda, California • Sepulveda, California • West Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced May 21, 2026, 8:43 PM EDT
Not yet recruiting Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
PFAS, Environmental Exposures, Occupational Exposure to Chemicals, Military Exposure, Burn Pit Exposure, Forever Chemicals, Hyperlipidemias, Hypercholesterolemia, Mixed Dyslipidemia, Hyperlipidemia (E.G., Hypercholesterolemia)
Interventions
Colesevelam, Placebo
Drug
Lead sponsor
University of Rhode Island
Other
Eligibility
25 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
2
States / cities
Louisville, Kentucky • Augusta, Maine
Source: ClinicalTrials.gov public record
Updated May 17, 2026 · Synced May 21, 2026, 8:43 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
HIV Seroconversion, Stimulant Abuse
Interventions
Truvada
Drug
Lead sponsor
Friends Research Institute, Inc.
Other
Eligibility
18 Years and older · Male only
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 16, 2025 · Synced May 21, 2026, 8:43 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
HIV Prevention
Interventions
bictegravir
Drug
Lead sponsor
Fenway Community Health
Other
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 6, 2022 · Synced May 21, 2026, 8:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Exposure to Environmental Pollution, Non-occupational
Interventions
Clean air, Ozone
Other
Lead sponsor
Environmental Protection Agency (EPA)
Federal
Eligibility
18 Years to 40 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 29, 2019 · Synced May 21, 2026, 8:43 PM EDT
Recruiting Phase 1Phase 2 Interventional
View directory record Official record
Conditions
Toxicant Exposure, Firefighter, Occupational Exposure to Chemicals
Interventions
Colesevelam, Placebo
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Male only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced May 21, 2026, 8:43 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Glioblastoma
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 19, 2026 · Synced May 21, 2026, 8:43 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Occupational Exposure
Interventions
Exercise training
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
2
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 28, 2026 · Synced May 21, 2026, 8:43 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Radiation Exposure to Operator
Interventions
Board, No Board
Device
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years to 89 Years
Enrollment
265 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 23, 2018 · Synced May 21, 2026, 8:43 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Occupational Exposure to SARS-CoV-2, COVID-19
Interventions
Not listed
Lead sponsor
Villanova University
Other
Eligibility
18 Years and older
Enrollment
2,600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
1
States / cities
Villanova, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 18, 2024 · Synced May 21, 2026, 8:43 PM EDT
Suspended Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Sleep Initiation and Maintenance Disorders, Circadian Rhythm Sleep Disorders, Hypersomnia
Interventions
light exposure
Procedure
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
55 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 10, 2009 · Synced May 21, 2026, 8:43 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Noise Exposure, Hearing Loss, Noise-Induced, Occupational Exposure
Interventions
Multilevel Hearing Protection Training
Behavioral
Lead sponsor
San Diego State University
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2032
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced May 21, 2026, 8:43 PM EDT