- 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
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 25–48
of 24
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Lung Cancer, Lung Diseases
- Interventions
- Low Dose CT
- Diagnostic Test
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 40 Years to 80 Years
- Enrollment
- 734 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2025
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Sleep, Body Composition, Blood Pressure, Physical Activity
- Interventions
- Peanut Butter
- Dietary Supplement
- Lead sponsor
- Augusta University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2023
- U.S. locations
- 1
- States / cities
- Augusta, Georgia
- Conditions
- Shift-Work Sleep Disorder, Insomnia, Restless Leg Syndrome, Obstructive Sleep Apnea, Impaired Driving
- Interventions
- Sleep health education provided via a web-based program, Sleep disorder detection and treatment, Optimization of Sleep in Fire Station
- Behavioral · Other
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 620 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2014
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Shift-Work Sleep Disorder, Insomnia, Restless Leg Syndrome, Obstructive Sleep Apnea, Impaired Driving, Injuries
- Interventions
- Sleep disorders education and screening
- Other
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 1,189 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2013
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Insomnia, Shift-Work Related Sleep Disturbance
- Interventions
- Cognitive Behavioral Therapy for Insomnia for Firefighters (CBT-I-F), Fitbit Inspire HR Wrist Worn Device (NCT04176926)
- Behavioral · Device
- Lead sponsor
- Pacific University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 23 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- Forest Grove, Oregon
- Conditions
- Cognitive Behavioral Therapy, Sleep Initiation and Maintenance Disorders, Sleep Deprivation, Sleep Disorders, Intrinsic
- Interventions
- firefighter Sleep Health Coaching Intervention (ffSHC), Control (Minimally Enhanced Usual Care)
- Behavioral
- Lead sponsor
- University of Arizona
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 400 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2028
- U.S. locations
- 1
- States / cities
- Tucson, Arizona
- Conditions
- Cancer, Inflammation, Microbiome, Immune Function
- Interventions
- Whole Foods Plant-Based Diet, Usual Firehouse Diet
- Behavioral
- Lead sponsor
- Stanford University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 121 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Palo Alto, California
- Conditions
- Posttraumatic Stress Disorder
- Interventions
- Low dose MDMA-assisted therapy, Medium dose MDMA-assisted therapy, Full dose MDMA-assisted therapy, Therapy
- Drug · Behavioral
- Lead sponsor
- Resilient Pharmaceuticals
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 26 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2016
- U.S. locations
- 1
- States / cities
- Mt. Pleasant, South Carolina
- Conditions
- Cancer
- Interventions
- Whole Body MRI, Whole Body Ultrasound, MCD Assay, Occupational Exposure Questionnaire
- Procedure · Device · Other
- Lead sponsor
- Inova Health Care Services
- Other
- Eligibility
- 35 Years to 85 Years
- Enrollment
- 800 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2028
- U.S. locations
- 1
- States / cities
- Fairfax, Virginia
- Conditions
- Cardiovascular Diseases, Cancer, Physical Activity, Nutrition
- Interventions
- Team-based intervention, One-on-one intervention
- Behavioral
- Lead sponsor
- Oregon Health and Science University
- Other
- Eligibility
- Not listed
- Enrollment
- 600 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 1999 – 2003
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- Conditions
- Exposure, Cardiopulmonary
- Interventions
- Blood Donation, Plasma Donation, Zone 2 Training, Intermittent Fasting, Surveys
- Behavioral
- Lead sponsor
- University of Arizona
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 1,500 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2025
- U.S. locations
- 7
- States / cities
- Gilbert, Arizona • Green Valley, Arizona • Tucson, Arizona
- Conditions
- COVID-19, Coronavirus, Coronavirus Infections, SARS-CoV 2
- Interventions
- Hydroxychloroquine - Daily Dosing, Hydroxychloroquine - Weekly Dosing, Placebo oral tablet, Monitoring Visit - Baseline, Monitoring Visit - Week 4, Monitoring Visit - Week 8, Weekly Assessment
- Drug · Other · Diagnostic Test
- Lead sponsor
- Henry Ford Health System
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 624 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020
- U.S. locations
- 1
- States / cities
- Detroit, Michigan
- Conditions
- Lung Injury, Particulate Matter Inhalation Injury
- Interventions
- Low-Calorie Mediterranean Diet, Technology based monitoring and behavioral participation, Usual care group
- Dietary Supplement · Combination Product · Other
- Lead sponsor
- NYU Langone Health
- Other
- Eligibility
- 21 Years to 90 Years · Male only
- Enrollment
- 100 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2021
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Healthy
- Interventions
- Sample collection
- Other
- Lead sponsor
- Masonic Cancer Center, University of Minnesota
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2027
- U.S. locations
- 1
- States / cities
- Minneapolis, Minnesota
- Conditions
- Functional Movement Quality
- Interventions
- Corrective Exercise Programming
- Other
- Lead sponsor
- University of Wisconsin, Milwaukee
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 51 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2015 – 2018
- U.S. locations
- 1
- States / cities
- Milwaukee, Wisconsin
- Conditions
- Coronary Atherosclerosis, Coronary Artery Calcification, Coronary Stenosis
- Interventions
- Aged garlic extract and Coenzyme Q10
- Dietary Supplement
- Lead sponsor
- Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
- Other
- Eligibility
- 35 Years to 84 Years · Male only
- Enrollment
- 65 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2010
- U.S. locations
- 1
- States / cities
- Torrance, California
- Conditions
- Cancer Prevention, Firefighters
- Interventions
- Video 1, Video 2, Video 3, Video 4, Video 5
- Other
- Lead sponsor
- University of California, Davis
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 1,000 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Sacramento, California
- Conditions
- Colorectal Cancer, CRC
- Interventions
- Fecal Immunochemical Test, Septin9 Test
- Other
- Lead sponsor
- University of Miami
- Other
- Eligibility
- 40 Years to 65 Years
- Enrollment
- 646 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2019
- U.S. locations
- 1
- States / cities
- Miami, Florida
- Conditions
- Posttraumatic Stress Disorder, Insomnia, Nightmare
- Interventions
- Written Exposure Therapy (WET), Cognitive Behavioral Therapy for Insomnia (CBTi), Cognitive Behavioral Therapy for Nightmares (CBTn), Waitlist
- Behavioral
- Lead sponsor
- Palo Alto Veterans Institute for Research
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 49 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- Kansas City, Missouri
- Conditions
- Smokeless Tobacco Cessation
- Interventions
- #EnufSnuff.TXT- First Responder, Enough Snuff Intervention
- Behavioral
- Lead sponsor
- Duke University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2024
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
- Conditions
- Cardiorespiratory Fitness
- Interventions
- Not listed
- Lead sponsor
- HealthPartners Institute
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 131 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2020
- U.S. locations
- 1
- States / cities
- Bloomington, Minnesota
- Conditions
- Obesity and Obesity-related Medical Conditions
- Interventions
- Lifestyle Coaching
- Behavioral
- Lead sponsor
- Cambridge Health Alliance
- Other
- Eligibility
- 18 Years to 60 Years · Male only
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- Sommerville, Massachusetts
- Conditions
- Cardiovascular Diseases, Post-Exercise Hypotension
- Interventions
- GEST
- Behavioral
- Lead sponsor
- University of Connecticut
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 21 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2016
- U.S. locations
- 1
- States / cities
- Hartford, Connecticut