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 5, 2026, 6:58 AM 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 127 matching trials from the live ClinicalTrials.gov search.
Completed Not applicable Interventional Accepts healthy volunteers

Interventions for Smoking Among Persons in Recovery

NCT00714896
Conditions
Smoking Cessation
Interventions
Stepped-Care, Control
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Walnut Creek, California
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Maintaining Nonsmoking: Older Smokers - 1

NCT00086385
Conditions
Tobacco Use Disorder
Interventions
Nicotine polacrilex, Bupropion
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
50 Years and older
Enrollment
403 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2009
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Accepts healthy volunteers

Creating Smokefree Living Together for Chinese Household Pairs

NCT01592682
Conditions
Smoking, Smoke Exposure
Interventions
Smokefree counseling
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
410 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
San Francisco, California
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Effectiveness of a Multi-Level Smoking Cessation Program for High-Risk Women in Rural Communities

NCT04340531
Conditions
Tobacco-Related Carcinoma
Interventions
Best Practice, Survey Administration, Tobacco Cessation Counseling, Training
Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years to 64 Years
Enrollment
810 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
4
States / cities
Lexington, Kentucky • Columbus, Ohio • Charlottesville, Virginia + 1 more
Conditions
Smoking Cessation
Interventions
Mindfulness with Contingency Management, Active Control
Behavioral
Lead sponsor
Fordham University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
The Bronx, New York
Completed Phase 4 Interventional Results available

Identifying Treatments to Motivate Smokers to Quit

NCT01122238
Conditions
Smoking, Smoking Cessation, Motivation, Nicotine Dependence
Interventions
Nicotine Patch, Nicotine Gum, Motivational Interviewing, Smoking Reduction, No Intervention, Nicotine Patch + Nicotine Gum
Drug · Behavioral · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 99 Years
Enrollment
517 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Not applicable Interventional Accepts healthy volunteers

Tobacco Treatment Outreach to Reduce Disparities for Primary Care Populations

NCT01156610
Conditions
Smoking, Smoking Cessation
Interventions
Tobacco Treatment
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
706 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
2
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Results available

Smoking Cessation Intervention in Public Housing

NCT01035151
Conditions
Cigarette Smoking
Interventions
Experimental, Control
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older · Female only
Enrollment
420 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2018
U.S. locations
2
States / cities
Augusta, Georgia • Charleston, South Carolina
Conditions
Nicotine Dependence, Opiate Dependence
Interventions
Intensive, tailored intervention, NJ Quitline Referral
Behavioral
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
New Brunswick, New Jersey
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Varenicline and Combined NRT for Smoking Cessation

NCT02271919
Conditions
Cigarette Smoker, Tobacco Use Disorder
Interventions
Nicotine Lozenge, Nicotine Patch, Placebo, Tobacco Cessation Counseling, Varenicline
Drug · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years to 75 Years
Enrollment
631 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2026
U.S. locations
1
States / cities
Houston, Texas
Conditions
Smoking Cessation, Nicotine Dependence
Interventions
Nicotine Replacement Treatment (NRT), varenicline, Behavioral counseling for smoking cessation
Drug · Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years to 75 Years
Enrollment
158 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Providence, Rhode Island
Conditions
Smoking, Pain, Smoking Cessation
Interventions
PASS2, Treatment as Usual
Behavioral · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
West Haven, Connecticut
Completed Not applicable Interventional Accepts healthy volunteers Results available

Empowering LGBTQ+ Tobacco Cessation Pilot

NCT05365633
Conditions
Smoking Cessation
Interventions
Empowerment activity-enhanced tobacco cessation assistance
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Tobacco Use, Smoking Cessation, Smoking Behaviors, Nicotine Dependence, Nicotine Withdrawal
Interventions
Nicotine Replacement Therapy (NRT) Sampling, Practice Quitting (PQ) Counseling, Motivational Interviewing (MI) Counseling
Drug · Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
780 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Acute Coronary Syndrome, Tobacco Use
Interventions
Experimental: Behavioral Activation Treatment for Cardiac Smokers (BAT-CS), Smoking cessation plus Health and Wellness
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Providence, Rhode Island
Conditions
Smoking, Lung Cancer
Interventions
Telephone Counseling, Minimal Treatment
Behavioral
Lead sponsor
Georgetown University
Other
Eligibility
55 Years to 80 Years
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
3
States / cities
Washington D.C., District of Columbia • Burlington, Massachusetts • Hackensack, New Jersey
Recruiting Phase 4 Interventional Accepts healthy volunteers

My Path to Quit Tobacco

NCT07419425
Conditions
Smoking Cessation
Interventions
Nicotine patch, Quitline Counseling Phone Calls, Counseling Sessions, Pathways to Freedom, Monetary Incentive
Drug · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
21 Years and older
Enrollment
1,550 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
5
States / cities
Phoenix, Arizona • Indianapolis, Indiana • Kansas City, Kansas + 2 more
Conditions
Limited Stage Small Cell Lung Cancer, Recurrent Small Cell Lung Cancer, Stage IA Non-small Cell Lung Cancer, Stage IB Non-small Cell Lung Cancer, Stage IIA Non-small Cell Lung Cancer, Stage IIB Non-small Cell Lung Cancer, Stage IIIA Non-small Cell Lung Cancer, Stage IIIB Non-small Cell Lung Cancer, Tobacco Use Disorder
Interventions
questionnaire administration, quality-of-life assessment, counseling intervention, internet-based intervention, telephone-based intervention, educational intervention, nicotine replacement therapy
Other · Procedure · Behavioral + 1 more
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Tobacco Cessation
Interventions
Motivational interviewing, Smoking cessation counseling, Navigation to smoking cessation resources, Social support
Behavioral
Lead sponsor
Boston University
Other
Eligibility
18 Years to 79 Years
Enrollment
330 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Lung Non-Small Cell Carcinoma, Head and Neck Squamous Cell Carcinoma
Interventions
Nicotine Replacement, Bupropion Hydrochloride Controlled-release, Varenicline, Tobacco Cessation Counseling, Questionnaire Administration, Quality of Life Assessment, Best Practice
Drug · Other
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

School Nurse-Delivered Smoking Cessation Intervention

NCT00682474
Conditions
Cigarette Smoking, Nicotine Dependence
Interventions
Counseling Intervention, Information Intervention
Behavioral
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
13 Years to 18 Years
Enrollment
1,058 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
1
States / cities
Worcester, Massachusetts
Conditions
Smoking, Smoking Cessation, Adherence, Nicotine Dependence, Motivation
Interventions
Short Term Combination Nicotine Replacement Therapy (patch + gum), Long Term Combination Nicotine Replacement Therapy (patch + gum), Intensive Maintenance Counseling, Cognitive Medication Adherence Counseling (CAM), Electronic Medication Monitoring Device (the Helping Hand) + Feedback, Automated Adherence Prompting Phone Calls
Drug · Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 99 Years
Enrollment
544 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Not applicable Interventional Accepts healthy volunteers

Chicago Community Health Study

NCT04460417
Conditions
Smoking
Interventions
Enhanced Care, TAU
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
204 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Tobacco Cessation
Interventions
BecomeAnEX, Usual Care
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Baltimore, Maryland