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ClinicalTrials.gov public records Last synced Oct 31, 2026, 12:51 AM EDT

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

Showing 481–504 of 823 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Environment Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Fruit and Vegetable Rx (FVRx) + Home Plate

NCT04986046
View directory record Official record
Conditions
Food Insecurity
Interventions
Home Plate Lite, Home Plate, Fruit and Vegetable prescription
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
2 Years to 5 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 19, 2025 · Synced Oct 31, 2026, 12:51 AM EDT
Completed No phase listed Observational

Health Behaviors in School-age Children: 2009-2010

NCT00797095
View directory record Official record
Conditions
Obesity, Substance Abuse, Violence, Mental Health
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
11 Years to 15 Years
Enrollment
12,651 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 5, 2018 · Synced Oct 31, 2026, 12:51 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Genetic Mutations and Environmental Exposure in Young Patients With Retinoblastoma and in Their Parents and Young Healthy Unrelated Volunteers

NCT00690469
View directory record Official record
Conditions
Extraocular Retinoblastoma, Intraocular Retinoblastoma, Recurrent Retinoblastoma
Interventions
Laboratory Biomarker Analysis, Questionnaire Administration
Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
Not listed
Enrollment
234 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2008
U.S. locations
49
States / cities
Los Angeles, California • Madera, California • San Francisco, California + 38 more
Source: ClinicalTrials.gov public record
Updated Oct 8, 2019 · Synced Oct 31, 2026, 12:51 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Non-invasive Ocular Surface Measurements Before and After Interventions

NCT01228929
View directory record Official record
Conditions
Dry Eye Syndrome, Healthy
Interventions
Environmental Chamber Condition Change Intervention
Other
Lead sponsor
University of Rochester
Other
Eligibility
18 Years to 89 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Oct 12, 2015 · Synced Oct 31, 2026, 12:51 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Impact of Standardized Tobacco Product Packaging on Young Adults in the Retail Environment

NCT05973981
View directory record Official record
Conditions
Smoking, Cigarette
Interventions
Package standardization
Behavioral
Lead sponsor
RAND
Other
Eligibility
21 Years to 34 Years
Enrollment
433 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 29, 2025 · Synced Oct 31, 2026, 12:51 AM EDT
Completed Phase 3 Interventional Results available

Actual Use Trial of Ibuprofen 400 mg

NCT02294019
View directory record Official record
Conditions
Patient Compliance
Interventions
Ibuprofen 400 mg caplet
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
738 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
25
States / cities
Hoover, Alabama • McCalla, Alabama • Mesa, Arizona + 22 more
Source: ClinicalTrials.gov public record
Updated May 30, 2016 · Synced Oct 31, 2026, 12:51 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Healthy In-Store Marketing Study

NCT02499211
View directory record Official record
Conditions
Obesity
Interventions
Intervention stores
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 9, 2021 · Synced Oct 31, 2026, 12:51 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Mild Hypobaric Hypoxia on Sleep and Post-sleep Performance

NCT00498563
View directory record Official record
Conditions
Altitude, Hypoxia, Environmental Sleep Disorder
Interventions
altitude exposure in hypobaric chamber
Procedure
Lead sponsor
Oklahoma State University Center for Health Sciences
Other
Eligibility
30 Years to 60 Years · Male only
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 24, 2015 · Synced Oct 31, 2026, 12:51 AM EDT
Completed Phase 3 Interventional

Assessment of the Safety and Efficacy of BRM421 Ophthalmic Solutions in Dry Eye Subjects.

NCT05695781
View directory record Official record
Conditions
Dry Eye Disease
Interventions
BRM421 Ophthalmic Solution, Vehicle
Drug
Lead sponsor
BRIM Biotechnology Inc.
Industry
Eligibility
18 Years and older
Enrollment
740 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Warwick, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jul 11, 2024 · Synced Oct 31, 2026, 12:51 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Together Everyone Achieves More (TEAM) Trial

NCT05519696
View directory record Official record
Conditions
Physical Activity
Interventions
Intervention, Comparison
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years and older · Female only
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Oct 31, 2026, 12:51 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Cafeteria Based Study of Weight Gain Prevention

NCT00573482
View directory record Official record
Conditions
Obesity, Overweight
Interventions
REDE, control
Behavioral
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
21 Years to 65 Years
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2007
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 25, 2010 · Synced Oct 31, 2026, 12:51 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

The Effect of Aromatherapy on COVID-19-induced Anxiety

NCT04495842
View directory record Official record
Conditions
Stress, Covid19, Anxiety
Interventions
Essential Oil Blend, Control Blend
Other
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Franklin, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 2, 2021 · Synced Oct 31, 2026, 12:51 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Fruit and Vegetable Study - Pilot

NCT07727746
View directory record Official record
Conditions
Fruit and Vegetable Consumption in Children, Fruit and Vegetable Consumption, Fruit and Vegetable Selection in the Lunchroom, Caregiver Nutrition
Interventions
FFVP+, FFVP-only
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
7 Years to 65 Years
Enrollment
880 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Oct 31, 2026, 12:51 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Virtual Sun Safe Workplaces Ph I

NCT05146622
View directory record Official record
Conditions
Skin Cancer
Interventions
Workplaces in the World
Behavioral
Lead sponsor
Klein Buendel, Inc.
Industry
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Golden, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 4, 2022 · Synced Oct 31, 2026, 12:51 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Population-Based Patient-Centric Care: Comprehensive Preventive Cancer Screening Using Health IT

NCT01372527
View directory record Official record
Conditions
Breast Cancer, Colorectal Cancer, Cervical Cancer
Interventions
TopCare: Use of provider knowledge vs. automated system
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
21 Years to 75 Years
Enrollment
103,870 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 3, 2014 · Synced Oct 31, 2026, 12:51 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Personalized Mobile Intervention to Reduce Exposure to Endocrine Disrupting Chemicals in Adults of Child-Bearing Age

NCT05780047
View directory record Official record
Conditions
Endocrine Disrupting Chemicals, Environmental Exposure, Health Literacy, Bisphenol A, Phthalate Exposure, Survey
Interventions
Mail-in Urine Test for EDCs
Diagnostic Test
Lead sponsor
Million Marker Wellness, Inc.
Industry
Eligibility
18 Years to 40 Years
Enrollment
434 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated May 14, 2024 · Synced Oct 31, 2026, 12:51 AM EDT
Recruiting Phase 1Phase 2 Interventional

Examining a Novel Gastrointestinal Intervention to Negate Environmental Toxicants (ENGINE)

NCT07226440
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 24, 2026 · Synced Oct 31, 2026, 12:51 AM EDT
Completed No phase listed Observational

An Observational Study of Childhood Food Allergy

NCT00356174
View directory record Official record
Conditions
Food Hypersensitivity, Peanut Hypersensitivity, Egg Hypersensitivity, Milk Hypersensitivity
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
3 Months to 15 Months
Enrollment
515 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2016
U.S. locations
5
States / cities
Little Rock, Arkansas • Denver, Colorado • Baltimore, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 28, 2016 · Synced Oct 31, 2026, 12:51 AM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers Results available

A Study of Oral Contraception Under Simulated OTC Conditions

NCT03559010
View directory record Official record
Conditions
Contraception
Interventions
Norgestrel 0.075 mg tablets
Drug
Lead sponsor
HRA Pharma
Industry
Eligibility
12 Years and older · Female only
Enrollment
189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
44
States / cities
Birmingham, Alabama • Homewood, Alabama • McCalla, Alabama + 38 more
Source: ClinicalTrials.gov public record
Updated Apr 4, 2022 · Synced Oct 31, 2026, 12:51 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effects of Smoking Environments on Brain Reactivity

NCT03421210
View directory record Official record
Conditions
Cigarette Smoking
Interventions
Nicotine patch
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 65 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 19, 2021 · Synced Oct 31, 2026, 12:51 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Smoking Environments on Craving and Smoking (CameraCue2.0)

NCT02551692
View directory record Official record
Conditions
Cigarette Smoking
Interventions
Nicotine Patch, Varenicline, Placebo Nicotine Patch, Placebo Capsule
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 60 Years
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 18, 2020 · Synced Oct 31, 2026, 12:51 AM EDT
Completed Phase 2 Interventional

Occupational Therapy to Treat Children Who Over or Under React to Their Environment

NCT00006507
View directory record Official record
Conditions
Sensory Disorders
Interventions
Occupational Therapy
Behavioral
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
54 Months to 11 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2002
U.S. locations
1
States / cities
Littleton, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 17, 2007 · Synced Oct 31, 2026, 12:51 AM EDT
Completed Phase 3 Interventional

A Randomized Clinical Trial to Prevent Recurrent CA-MRSA Infection

NCT00560599
View directory record Official record
Conditions
Methicillin Resistant Staphylococcus Aureus Skin Infections
Interventions
mupirocin and chlorhexidine, household cleaning and disinfection, mupirocin, chlorhexidine, & household cleaning/disinfection
Drug · Behavioral
Lead sponsor
loren g miller
Other
Eligibility
1 Month and older
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
6
States / cities
Anaheim, California • Bellflower, California • Harbor City, California + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 10, 2025 · Synced Oct 31, 2026, 12:51 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Intervention to Reduce Bisphenol A Exposure in Women

NCT03440307
View directory record Official record
Conditions
Environmental Exposure
Interventions
Face-to-Face Meetings, Email Only
Behavioral
Lead sponsor
California Polytechnic State University-San Luis Obispo
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
San Luis Obispo, California
Source: ClinicalTrials.gov public record
Updated Feb 22, 2018 · Synced Oct 31, 2026, 12:51 AM EDT