Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 22, 2026, 11:17 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 26 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Smoking Cessation
Interventions
Treatment as Usual, QuitGuide, Smart-T
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Enhancing Smoking Cessation in the Homeless Population

NCT01932996
Conditions
Cigarette Smoking, Tobacco Smoking, Smoking, Tobacco
Interventions
nicotine patch plus nicotine gum/lozenge, Intensive Alcohol Intervention
Drug · Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 75 Years
Enrollment
352 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Tobacco Use, HIV-1-infection
Interventions
mobile Positively Smoke Free (mPSF), Standard care
Behavioral
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
The Bronx, New York
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
Completed Not applicable Interventional Accepts healthy volunteers

RITCH: Reducing Disparities in Tobacco Cessation Outcomes

NCT02785536
Conditions
Smoking Cessation
Interventions
RITCh Treatment, Standard Treatment
Behavioral
Lead sponsor
The City College of New York
Other
Eligibility
18 Years and older
Enrollment
256 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
New York, New York
Conditions
Tobacco Use Cessation, Alcohol-related Disorders
Interventions
behavioral counseling plus contingency management
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
151 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
2
States / cities
Newington, Connecticut • West Haven, Connecticut
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Genetically Informed Smoking Cessation Trial

NCT02351167
Conditions
Smoking Cessation
Interventions
Combination NRT (Nicotine patch, Nicotine lozenge), Varenicline, Placebo, Intensive smoking counseling
Drug · Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
21 Years and older
Enrollment
822 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Cancer and Tobacco Abuse
Interventions
Bupropion and intensive behavioral therapy
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Tobacco Use, Cancer
Interventions
Intensive Tobacco Treatment
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Lebanon, New Hampshire
Completed Phase 4 Interventional Accepts healthy volunteers Results available

UW Quitting Using Intensive Treatment Study (QUITS)

NCT03176784
Conditions
Tobacco Dependence
Interventions
Varenicline, Nicotine patch, Placebo Patch, Placebo Pill
Drug · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
1,251 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
2
States / cities
Madison, Wisconsin • Milwaukee, Wisconsin
Conditions
Smoking Cessation, Tobacco Use Cessation, Tobacco Smoking
Interventions
Nicorette, Tobacco Quit-line, Brief Behavioral Counseling, Intensive Behavioral Counseling
Drug · Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
608 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Miami, Florida
Conditions
Head and Neck Cancer
Interventions
Lung Cancer Screening Education, Semi-Structured Interview, Standard of Care Lung Cancer Screening Program
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 80 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Miami, Florida
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

The Villainous Vape: Advancing Vaping Prevention Among Adolescents Through a Comic Book

NCT07737080
Conditions
Vaping Behaviors
Interventions
Health Impacts of E-cigarettes, Mind Matters: The Body's Response to Nicotine, Tobacco, and Vaping, The Villainous Vape
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
12 Years to 17 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Rochester, New York
Conditions
Smoking, Veterans
Interventions
Nicotine gum, mobile contingency management, Telephone counseling, Nicotine patch, Nicotine lozenge, Smart phone, Carbon monoxide monitor
Other · Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
291 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Durham, North Carolina
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
Cigarette Smoker, Current Every Day Smoker
Interventions
Laboratory Biomarker Analysis, Smoking Cessation Intervention, Telephone-Based Intervention, Tobacco Cessation Counseling
Other · Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
626 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2021
U.S. locations
1
States / cities
Houston, Texas
Conditions
Smoking
Interventions
Cognitive Behavioral Counseling, Mobile Contingency Management, Bupropion, Transdermal nicotine patch, Nicotine polacrilex, Nicotine lozenge
Behavioral · Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 70 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Smoking Cessation
Interventions
Nicotine patch, in-person counseling and quitline counseling, Preparation Nicotine Mini-Lozenges, Combination NRT (nicotine patch + nicotine mini-lozenges), Intensive In-Person Cessation Counseling, Extended Maintenance Counseling Calls, Automated Adherence Calls
Drug · Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
623 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Not applicable Interventional

Intensive Intervention for Smokers - 6

NCT00217984
Conditions
Tobacco Use Disorder, Alcohol Dependence
Interventions
Usual Care, Extended cognitive behavior therapy
Other · Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 75 Years
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
San Francisco, California
Conditions
Smoking Cessation
Interventions
Standard Care (SC), Intensive Counseling (IC)
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
303 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
3
States / cities
Boston, Massachusetts • New York, New York
Conditions
Smoking, HIV Infections, AIDS
Interventions
Positively Smoke Free, Standard care
Behavioral
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
The Bronx, New York
Conditions
Smoking Cessation, Electronic Cigarette Use
Interventions
Varenicline, Nicotine patch, Dual Focused Cessation Counseling, Smoking Focused Cessation Counseling, Counseling Intensity: 1 Session, Counseling Intensity: 4 Sessions
Drug · Behavioral · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
21 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Nicotine Dependance, Serious Mental Illness, Smoking (Tobacco) Addiction, Tobacco Cessation, Community Health Workers, Cardiovascular (CV) Risk, Tobacco Use Disorder
Interventions
Integrated CHW Support intervention, Enhanced usual care (EUC)
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
937 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Tobacco Use Disorder, HIV
Interventions
PSFW+, AHA, Nicotine polacrilex
Behavioral · Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
512 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
2
States / cities
Baltimore, Maryland • The Bronx, New York