Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 19, 2026, 5:22 AM EDT

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Showing 73–96 of 3,116 matching trials from the live ClinicalTrials.gov search.
Conditions
Recruitment
Interventions
Baseline (control) message, Positively-valenced message, Payment-inclusive message, Positively-valenced, payment-inclusive message
Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
100,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Sugar Sweetened Beverage Consumption, Nutrition, Lifestyle-related Condition, Lifestyle Risk Reduction
Interventions
Health Communication
Other
Lead sponsor
University of California, Merced
Other
Eligibility
18 Years to 29 Years
Enrollment
129 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Merced, California
Not listed Not applicable Interventional Accepts healthy volunteers

Reducing Concurrent Opioid-Benzodiazepine Prescriptions

NCT03887247
Conditions
Adverse Drug Effect of Opioids, Adverse Drug Effect of Benzodiazepines
Interventions
E-mail Alert
Behavioral
Lead sponsor
Walter Reed National Military Medical Center
Federal
Eligibility
18 Years and older
Enrollment
2,234 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

A Smartphone Intervention for Relational and Mental Well Being

NCT04629755
Conditions
Depression, Loneliness, Relation, Interpersonal, Covid19
Interventions
Intervention
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
1,765 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Carrying Naloxone/Narcan on Their Person or in Their Vehicle, Being Trained to Respond to an Opioid Overdose
Interventions
Push messages (standard), Push messages (customized)
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
Not listed
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Bloomington, Indiana
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Prostate Cancer Genius App Education and Home-based PSA Screening for African American Men

NCT05331638
Conditions
Prostate Cancer, Health Behavior
Interventions
Prostate Cancer Genius App, US Prevention Taskforce App
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
55 Years to 69 Years · Male only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Smokeless Tobacco Cessation
Interventions
Extended Scheduled Gradual Reduction (SGR), Quit Coach
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Diabetes Mellitus, Type 2
Interventions
Multicomponent online program, Breath meter, Text messages, Diet-appropriate foods and cookbooks
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Overweight and Obesity, Overweight, Obesity
Interventions
Nudge
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 35 Years
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Marijuana Use, Pregnancy
Interventions
eSBIRT, Tailored texting
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Detroit, Michigan
Conditions
Preeclampsia, Hypertensive Disorder of Pregnancy, Toxemia, Pregnancy Complications, Hypertension, Pregnancy-Induced, Hypertension, Obesity, Overweight, Nutrition Disorders, Vascular Diseases, Cardiovascular Diseases, Pre-Eclampsia, Eclampsia, Gestational Hypertension
Interventions
Heart Health Doula Intervention Program, Usual Care
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older · Female only
Enrollment
454 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers Results available

Examining the Effectiveness of Cognitive Training

NCT04344028
Conditions
Cognitive Change
Interventions
True Cognitive Training Program, Control Cognitive Training Program, Positive Expectation Induction, Negative Expectation Induction
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
287 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
3
States / cities
Irvine, California • Riverside, California • Madison, Wisconsin
Conditions
Arthritis
Interventions
Group Telehealth Exercise Sessions with text messaging plus booster sessions
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Aurora, Colorado
Completed Not applicable Interventional Accepts healthy volunteers

Young Adults' Responses to Anti-smoking Messages

NCT01954407
Conditions
Smoking
Interventions
Smoking-Related Messages
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 25 Years
Enrollment
2,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Beds for Kids Program on Child Sleep

NCT03392844
Conditions
Insufficient Sleep Syndrome, Inadequate Sleep Hygiene, Child Behavior Problems, Emotional Stress
Interventions
Beds for Kids program
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
24 Months to 71 Months
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Fallopian Tube Carcinoma, Primary Peritoneal Carcinoma, Psychological Impact of Cancer, Recurrent Ovarian Carcinoma
Interventions
Communication Intervention, Educational Intervention, Internet-Based Intervention, Psychosocial Assessment and Care, Quality-of-Life Assessment, Questionnaire Administration
Other · Procedure
Lead sponsor
Gynecologic Oncology Group
Network
Eligibility
18 Years and older · Female only
Enrollment
485 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2010
U.S. locations
144
States / cities
Phoenix, Arizona • Los Angeles, California • Mountain View, California + 94 more
Completed Not applicable Interventional Accepts healthy volunteers

Framing Messages for Smoking Cessation With Bupropion - 6

NCT00104598
Conditions
Tobacco Use Disorder
Interventions
Bupropion, Smoking Abstinence Program
Drug · Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 70 Years
Enrollment
252 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2006
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Perinatal Anxiety, Anxiety Sensitivity, Perinatal Depression
Interventions
Digital mental health intervention
Behavioral
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Leominster, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Online Network Intervention to Increase HIV Pre-exposure Prophylaxis Intention

NCT04771312
Conditions
Behavior, Health
Interventions
Mobile app information-only intervention, Mobile app social support network intervention
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 35 Years · Male only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Davis, California
Conditions
Health Maintenance, Diabetes, Cancer
Interventions
Reminder of preventive care measures, Persuasion via anecdote, Persuasion via anecdote without link, Persuasion via research
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
6,894 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Enrolling by invitation Not applicable Interventional

Penn Family Screening for Familial Hypercholesterolemia

NCT05750667
Conditions
Familial Hypercholesterolemia
Interventions
Cascade screening
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Obesity
Interventions
Implementation Intentions, Fluency Training, Text Messages, Goal Intentions
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 25 Years · Female only
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
St Louis, Missouri
Completed Not applicable Interventional Accepts healthy volunteers

Making Decisions About the Measles-Mumps-Rubella Vaccine

NCT01369394
Conditions
Measles, Mumps, Rubella, MMR Vaccination
Interventions
Behavioral: Computer-based tailoring system
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Weight Control
Interventions
Minimal contact control, Promotion and Prevention Interventions
Behavioral
Lead sponsor
University of North Florida
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Jacksonville, Florida