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 23, 2026, 10:09 PM EDT

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

Showing 1–24 of 107 matching trials from the live ClinicalTrials.gov search.
Conditions
Drug Addiction
Interventions
RBT, usual care
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Tobacco Use Cessation
Interventions
iCanQuit, iCanQuit+Motiv8, Florida quit line
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
21 Years and older
Enrollment
1,332 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Terminated Phase 2 Interventional Results available

Pre to Postoperative Smoking Cessation

NCT02683161
Conditions
Cigarette Smoking, Obesity
Interventions
Varenicline, Contingency Management, Behavioral Counseling
Drug · Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 100 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
HIV, AIDS, Nicotine Dependence
Interventions
Bupropion, Brief Counseling, High-magnitude prize contingency management, Monitored support to quit smoking, No additional treatment, Prize contingency management for abstinence, Low intensity prize contingency management
Drug · Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 80 Years
Enrollment
165 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2021
U.S. locations
1
States / cities
Detroit, Michigan
Conditions
Sickle Cell Disease
Interventions
Digital app and information system
Other
Lead sponsor
Makerere University
Other
Eligibility
Up to 5 Years
Enrollment
24,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Houston, Texas
Conditions
Smoking Cessation
Interventions
Contingency management, Nicotine replacement therapy, Varenicline, Additional behavioral support
Behavioral · Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Phase 3 Interventional Results available

Smoking-Cessation and Stimulant Treatment (S-CAST)

NCT01077024
Conditions
Cocaine Dependence, Methamphetamine Dependence, Nicotine Dependence
Interventions
Smoking-cessation treatment
Other
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Enrollment
538 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
12
States / cities
Tucson, Arizona • Rancho Cucamonga, California • Tarzana, California + 9 more
Completed Not applicable Interventional Results available

Small Financial Incentives to Promote Smoking Cessation

NCT02737566
Conditions
Smoking Cessation
Interventions
Standard Care + Financial Incentives, Standard Care
Behavioral · Other
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Alcohol Dependence
Interventions
LPA+Fitbit, HEC
Behavioral
Lead sponsor
Butler Hospital
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Providence, Rhode Island
Recruiting Not applicable Interventional Accepts healthy volunteers

Smoking Cessation CM for Veterans With or at Risk for Cancer

NCT06432985
Conditions
Tobacco Use Disorder, Substance Use Disorder
Interventions
Focus Group, Contingency Management (CM), TUD Treatment as Usual (TAU)
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2031
U.S. locations
1
States / cities
San Francisco, California
Conditions
Drug Addiction
Interventions
Enhanced care, control
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 60 Years
Enrollment
158 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Atherosclerosis, Cardiovascular Diseases, Hypercholesterolemia, Hypertension, Diabetes Mellitus, Type 2, Diabetes Mellitus, Coronary Disease
Interventions
Anti-hyperglycemic Agents, Anti-hypertensive Agents, Blinded fenofibrate or placebo plus simvastatin
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
40 Years to 79 Years
Enrollment
10,251 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2012
U.S. locations
6
States / cities
Minneapolis, Minnesota • New York, New York • Winston-Salem, North Carolina + 3 more
Conditions
Tobacco Use Disorder, Homelessness
Interventions
Nicotine Patches, mobile contingency management (mCM), Smoking cessation counseling, Nicotine rescue method, Bupropion
Drug · Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 70 Years
Enrollment
133 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Smoking Cessation
Interventions
standard care, standard care plus contingency management
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 85 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
2
States / cities
New Haven, Connecticut
Conditions
Cocaine-Related Disorders, HIV, Heroin Dependence
Interventions
Methadone, Buprenorphine, Employment-based drug abstinence reinforcement
Drug · Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Recruiting Not applicable Interventional Accepts healthy volunteers

Tirzepatide Impact Assessment Study

NCT07740291
Conditions
Obesity & Overweight, Cardiometabolic Health Indicators, Addiction, Eating Disorders, Mental Health
Interventions
GLP-1 Receptor Agonist Therapy, Structured Lifestyle Intervention
Drug · Behavioral
Lead sponsor
Texas Tech University
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Lubbock, Texas
Recruiting Phase 4 Interventional Accepts healthy volunteers

E-cigarette Cessation in Adults Who Co-use Cannabis

NCT06688539
Conditions
Nicotine Dependence, Tobacco Use Disorder
Interventions
Varenicline Pill, Contingency management, Counseling
Drug · Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 40 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
3
States / cities
Charleston, South Carolina • Lancaster, South Carolina • Pickens, South Carolina
Completed Not applicable Interventional Results available

Mobile Contingency Management for Marijuana and Tobacco Cessation

NCT02869451
Conditions
Cigarette Smoking, Marijuana Abuse
Interventions
bupropion, transdermal nicotine patch, Nicotine polacrilex, nicotine lozenge, counseling for marijuana and smoking cessation, mobile contingency management
Drug · Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 70 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Cigarette Smoking, Hypertension
Interventions
Varenicline, behavioral therapy
Drug · Behavioral
Lead sponsor
UConn Health
Other
Eligibility
18 Years and older
Enrollment
203 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Farmington, Connecticut
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Automated Mobile Contingency Management for Smoking Cessation: A Pilot RCT (SCC PREVAILgo)

NCT03739437
Conditions
Smoking Cessation
Interventions
Mobile Contingency Management, Standard Care
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 100 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Completed Not applicable Interventional Accepts healthy volunteers Results available

Clinical Trial Tobacco Marijuana

NCT02277665
Conditions
Cannabis Use Disorder, Tobacco Use Disorder
Interventions
CUD Treatment, Tobacco Treatment
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
3
States / cities
Concord, New Hampshire • Lebanon, New Hampshire • Seattle, Washington
Conditions
Cocaine Dependence
Interventions
Behavioral therapy
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1994 – 2002
U.S. locations
2
States / cities
New Haven, Connecticut
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
Conditions
Overweight
Interventions
contingency management, weight loss manual-guided individual therapy sessions
Behavioral
Lead sponsor
UConn Health
Other
Eligibility
18 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Farmington, Connecticut