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ClinicalTrials.gov public records Last synced Oct 30, 2026, 9:45 PM EDT

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

Showing 433–456 of 823 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Environment Clear all
Recruiting No phase listed Observational

Environmental Factors and Thyroid Cancer

NCT05172921
View directory record Official record
Conditions
Thyroid Cancer
Interventions
Not listed
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2035
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Oct 30, 2026, 9:45 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Multi-level Communications and Access Strategies to Improve the Food Environment

NCT02279849
View directory record Official record
Conditions
Obesity
Interventions
Communications, Pricing, Combined (Communications & Pricing)
Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
21 Years to 100 Years
Enrollment
444 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 27, 2018 · Synced Oct 30, 2026, 9:45 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Environmental Assessment of Sleep in Youth

NCT03224455
View directory record Official record
Conditions
Sleep Disorders in Children, Environmental Exposure
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
6 Years to 12 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 26, 2024 · Synced Oct 30, 2026, 9:45 PM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

Mindfulness Intervention for Caregivers of Autism in Rural Environments

NCT06169501
View directory record Official record
Conditions
Stress, Anxiety
Interventions
App-based Mindfulness Intervention
Behavioral
Lead sponsor
MaineHealth
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Portland, Maine
Source: ClinicalTrials.gov public record
Updated May 15, 2025 · Synced Oct 30, 2026, 9:45 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Employing eSBI in HIV Testing for At-risk Youth

NCT02703116
View directory record Official record
Conditions
HIV, Substance Use
Interventions
Alcohol Use BI, Nutrition Intervention
Behavioral
Lead sponsor
Ann & Robert H Lurie Children's Hospital of Chicago
Other
Eligibility
16 Years to 25 Years
Enrollment
464 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
3
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 15, 2021 · Synced Oct 30, 2026, 9:45 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sensory Training for Visual Motion Sickness

NCT04420949
View directory record Official record
Conditions
Dizziness, Vertigo, Motion Sickness
Interventions
Sensory re-weighting
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 79 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 15, 2023 · Synced Oct 30, 2026, 9:45 PM EDT
Completed Phase 2 Interventional

Safety and Efficacy Study of MIM-D3 Ophthalmic Solution for the Treatment of Dry Eye

NCT01257607
View directory record Official record
Conditions
Dry Eye
Interventions
MIM-D3 Ophthalmic Solution, Placebo Ophthalmic Solution
Drug
Lead sponsor
Mimetogen Pharmaceuticals USA, Inc.
Industry
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Andover, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 19, 2019 · Synced Oct 30, 2026, 9:45 PM EDT
Completed Not applicable Interventional

Coherence Training for Military Personnel

NCT01599598
View directory record Official record
Conditions
Stress
Interventions
Progressive Muscle Relaxation, Coherence Advantage
Behavioral
Lead sponsor
United States Naval Medical Center, San Diego
Federal
Eligibility
Not listed
Enrollment
192 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 19, 2016 · Synced Oct 30, 2026, 9:45 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Childhood Autism Risks From Genetics and the Environment (The CHARGE Study)

NCT00106652
View directory record Official record
Conditions
Autism, Developmental Disabilities
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
24 Months to 60 Months
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2017
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Sep 25, 2017 · Synced Oct 30, 2026, 9:45 PM EDT
Recruiting Phase 2 Interventional

A Clinical Trial of Soluble Fiber for Asthma

NCT06372249
View directory record Official record
Conditions
Asthma in Children
Interventions
Inulin
Drug
Lead sponsor
Phoenix Children's Hospital
Other
Eligibility
6 Years to 17 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced Oct 30, 2026, 9:45 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

In-home Obesity Prevention to Reach Low-income Infants

NCT03529695
View directory record Official record
Conditions
Obesity, Obesity, Childhood, Obesity; Familial
Interventions
Standard HVP Curriculum, Obesity Prevention
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
2 Months and older · Female only
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 23, 2024 · Synced Oct 30, 2026, 9:45 PM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy Study of SAR 1118 to Treat Dry Eye Conducted in a Controlled Adverse Environment (CAE) (OPUS-1)

NCT01421498
View directory record Official record
Conditions
Keratoconjunctivitis Sicca, Dry Eye Disease
Interventions
Lifitegrast, Placebo
Drug
Lead sponsor
Shire
Industry
Eligibility
18 Years and older
Enrollment
588 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
13
States / cities
Waterbury, Connecticut • Louisville, Kentucky • Augusta, Maine + 10 more
Source: ClinicalTrials.gov public record
Updated Jun 11, 2021 · Synced Oct 30, 2026, 9:45 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Genetic and Environmental Risk Factors Related to Esophageal Cancer

NCT01035398
View directory record Official record
Conditions
Esophageal Cancer
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 100 Years
Enrollment
1,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2028
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 7, 2026 · Synced Oct 30, 2026, 9:45 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Safety, Pharmacokinetics, and Efficacy of Bepotastine Besilate Nasal Product After Ragweed Pollen Exposure in an Environmental Chamber

NCT01222299
View directory record Official record
Conditions
Seasonal Allergic Rhinitis
Interventions
bepotastine besilate nasal product - low dose, bepotastine besilate nasal product - medium dose, bepotastine besilate nasal product - high dose, placebo comparator nasal product
Drug
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
18 Years to 65 Years
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated Oct 5, 2020 · Synced Oct 30, 2026, 9:45 PM EDT
Completed Not applicable Interventional

Worksite Program to Prevent Weight Gain Among Bus Drivers

NCT00122993
View directory record Official record
Conditions
Obesity, Cardiovascular Diseases, Heart Diseases
Interventions
Healthful eating and food choices behavior change programs and changes in worksite food availability and prices, Physical Activity, Environment
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 70 Years
Enrollment
1,200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 1, 2019 · Synced Oct 30, 2026, 9:45 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

HomeStyles-Adults of Chinese Heritage

NCT06136793
View directory record Official record
Conditions
Healthy Lifestyle, Home Environment Related Disease, Cardiometabolic Disease, Systemic Inflammatory Response, Health Behavior, Dietary Habits, Physical Inactivity, Self Efficacy, Gut Microbiota, Diabetes Mellitus
Interventions
HomeStyles-China
Behavioral
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
30 Years to 70 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Oct 30, 2026, 9:45 PM EDT
Completed Phase 4 Interventional Results available

Impact of Oral Antibiotic Treatment on C. Difficile

NCT02057198
View directory record Official record
Conditions
C. Difficile, Diarrhea, Enterocolitis
Interventions
Fidaxomicin, Metronidazole, Vancomycin
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 2, 2019 · Synced Oct 30, 2026, 9:45 PM EDT
Terminated No phase listed Observational

Predicting Migraine Attacks Based on Environmental and Behavioral Changes as Detected From the Smartphone

NCT03762902
View directory record Official record
Conditions
Migraine Disorders, Headache Disorders, Headache Disorders, Primary, Brain Diseases, Central Nervous System Diseases, Nervous System Diseases
Interventions
Not listed
Lead sponsor
Lifegraph Ltd.
Industry
Eligibility
18 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
2
States / cities
Detroit, Michigan • West Bloomfield, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 13, 2019 · Synced Oct 30, 2026, 9:45 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Effect of Low Water Intake on Glucose Regulation Measured Using Continuous Glucose Monitoring

NCT06645431
View directory record Official record
Conditions
Blood Glucose Concentration, Blood Glucose Self Monitoring
Interventions
Water Intake
Behavioral
Lead sponsor
California Polytechnic State University-San Luis Obispo
Other
Eligibility
18 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
San Luis Obispo, California
Source: ClinicalTrials.gov public record
Updated Oct 16, 2024 · Synced Oct 30, 2026, 9:45 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Genetic Epidemiology Risk Assessment Program or Usual Care in Colorectal Cancer Screening for Healthy Participants

NCT00478309
View directory record Official record
Conditions
Colorectal Cancer, Healthy, no Evidence of Disease
Interventions
counseling intervention, educational intervention
Other
Lead sponsor
Fox Chase Cancer Center
Other
Eligibility
50 Years and older
Enrollment
697 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2007
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 3, 2016 · Synced Oct 30, 2026, 9:45 PM EDT
Completed Not applicable Interventional

Diabetes Self-Management & Support LIVE

NCT02040038
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
LIVE, Website
Behavioral
Lead sponsor
Duke University
Other
Eligibility
21 Years and older
Enrollment
212 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
2
States / cities
New York, New York • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 6, 2018 · Synced Oct 30, 2026, 9:45 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Dissemination and Implementation of Stroke Prevention Looking at the Care Environment

NCT04173026
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Provider-level intervention, Patient-level intervention
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
2 Years to 7 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
15
States / cities
Little Rock, Arkansas • Oakland, California • Wilmington, Delaware + 10 more
Source: ClinicalTrials.gov public record
Updated Jul 3, 2023 · Synced Oct 30, 2026, 9:45 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Environmental Exposure Assessment in High-Risk and Early-Onset Breast Cancer Care

NCT07690852
View directory record Official record
Conditions
Breast Carcinoma
Interventions
Non-Interventional Study
Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
423 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Oct 30, 2026 · Synced Oct 30, 2026, 9:45 PM EDT
Completed Not applicable Interventional

Investigate the Effect of the CREON2000A on Asthma Control in Children With Mild to Moderate Persistent Asthma

NCT02715375
View directory record Official record
Conditions
Asthma
Interventions
CREON2000A
Device
Lead sponsor
General Innovations and Goods, Inc.
Industry
Eligibility
6 Years to 18 Years
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
8
States / cities
Homestead, Florida • Lexington, Kentucky • Cincinnati, Ohio + 4 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2020 · Synced Oct 30, 2026, 9:45 PM EDT