Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 22, 2026, 4:05 AM EDT

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

Showing 169–192 of 261 matching trials from the live ClinicalTrials.gov search.
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Incentives for Oklahoma Tobacco Helpline Engagement in Persistent Poverty Counties

NCT05095779
Conditions
Cigarette Smoking, Nicotine Dependence
Interventions
Coaching calls, Nicotine replacement therapy, Financial Incentives
Behavioral · Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
165 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Schizophrenia, Cigarette Smoking
Interventions
Nicotine replacement therapy, Bupropion, cognitive-behavioral smoking cessation counseling, Mobile Contingency Management, Stay Quit Coach, SMS text messaging
Drug · Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 70 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Smoking Cessation
Interventions
contingency management (deposit contract), leaderboard and social feed, smoking cessation resource list
Behavioral
Lead sponsor
WayBetter, Inc.
Industry
Eligibility
21 Years and older
Enrollment
245 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Wilmington, Delaware
Conditions
Responsible Fatherhood
Interventions
Intervention - Responsible Fatherhood Programming
Other
Lead sponsor
Partnership for Maternal & Child Health of Northern New Jersey
Other
Eligibility
18 Years and older · Male only
Enrollment
540 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Newark, New Jersey
Conditions
Colorectal Cancer
Interventions
Auto Mailing Plus Money, Auto Mailing Plus Lottery
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
50 Years to 75 Years
Enrollment
898 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Methamphetamine Abuse
Interventions
Affect Methamphetamine Treatment Program
Behavioral
Lead sponsor
Affect Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
New York, New York
Completed No phase listed Observational Accepts healthy volunteers

Neuronal Responses to Social Feedback in Major Depressive Disorder

NCT02180607
Conditions
Major Depressive Disorder
Interventions
Not listed
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 55 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Ann Arbor, Michigan
Completed Phase 2 Interventional Results available

Targeting Anhedonia in Cocaine Use Disorder

NCT02773212
Conditions
Cocaine-Related Disorders, Anhedonia
Interventions
d-amphetamine, Contingency management, Placebo (for d-amphetamine)
Drug · Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 60 Years
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional Accepts healthy volunteers

Incentives & Motivation for Behavior Change:

NCT04747327
Conditions
Behavior, Intention
Interventions
mandate public, employer mandate, incentive reward, penalty, incentive lottery small, incentive lottery medium, incentive lottery large, cash small, cash medium, cash large, invitation for exercise financial incentive study, invitation for exercise social incentive study, invitation for sleep social incentive study, invitation for sleep financial incentive
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
4,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Cocaine-Related Disorders, Heroin Dependence, Opioid-Related Disorders, Substance Abuse, Intravenous
Interventions
employment-based reinforcement
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Poverty
Interventions
Gifted Savings
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Hematopoietic and Lymphoid System Neoplasm, Malignant Solid Neoplasm
Interventions
Behavioral Intervention, Educational Intervention, Questionnaire Administration
Behavioral · Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Buffalo, New York
Conditions
Opioid Use Disorder
Interventions
Embodied conversational agent (ECA), Technical support, Additional ECA messages, Additional incentives
Other
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Exercise Incentives for YMCA Based Exercise

NCT05704712
Conditions
Physical Inactivity
Interventions
Monetary Incentives
Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years and older
Enrollment
339 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Providence, Rhode Island
Completed Phase 4 Interventional Accepts healthy volunteers

Effects of Chantix on Relapse Prevention for Smoking Cessation

NCT00948649
Conditions
Nicotine Dependence
Interventions
Placebo, Varenicline
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Autism Spectrum Disorder
Interventions
Surviving and Thriving in the Real World, Program for the Education and Enrichment of Relational Skills
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
14 Years to 21 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Cincinnati, Ohio
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Dedicated African American Dad Study

NCT02412748
Conditions
Father - Child Relations
Interventions
BBTF Intervention, Financial Literacy Program
Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older · Male only
Enrollment
308 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Completed Phase 4 Interventional Results available

Health Systems Reach Interventions Project

NCT04199117
Conditions
Smoking, Cigarette, Smoking Cessation
Interventions
Varenicline, Combination nicotine patch and nicotine mini-lozenge treatment, Monetary incentives for initiating treatment, Automated tailored outreach, Care management, Wisconsin Tobacco Quit Line referral, Primary care provider referral, Untailored outreach, Multiple smoking cessation coaching calls
Drug · Behavioral · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Cocaine Dependence
Interventions
Contingency Management
Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2014
U.S. locations
1
States / cities
Burlington, Vermont
Conditions
Healthy Adolescents
Interventions
Adaptive Attention Training, Active Control, Low-dose Adaptive Attention Training
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
12 Years to 16 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
San Francisco, California
Completed No phase listed Observational Accepts healthy volunteers Results available

Delays to Influence Snack Choice

NCT02359916
Conditions
Food Choice
Interventions
Time delays on delivery of less healthy snacks, 25%/$0.25 discount on healthy snacks, 25%/$0.25 tax on less healthy snacks
Other
Lead sponsor
Rush University Medical Center
Other
Eligibility
Not listed
Enrollment
32,662 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Schizophrenia, Bipolar Disorder, Major Depressive Disorder
Interventions
Steps for Achieving Financial Empowerment (SAFE)
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 65 Years
Enrollment
303 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers Results available

Impact of E-Cigarette Prevention Messages on Adolescents

NCT05985538
Conditions
Vaping Behavior
Interventions
Vaping prevention text messages, Wellness behaviors text messages
Behavioral
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
13 Years to 20 Years
Enrollment
480 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Type 1 Diabetes
Interventions
NUTRI-Beta Counseling, Standard dietary counseling, Free weekly produce foods
Other · Dietary Supplement
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
6 Years to 17 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Hershey, Pennsylvania