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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 3 Interventional Accepts healthy volunteers

Tobacco Intervention in Buprenorphine Treatment

NCT01350011
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Innovative System, Standard Treatment Control (STC)
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
175 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Nov 12, 2018 · Synced Sep 11, 2026, 10:29 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers

Smoking Cessation Intervention

NCT03072511
View directory record Official record
Conditions
Smoking Cessation
Interventions
Spotlight on Smoke-Free Living: Mindsets and Decisions, Transdermal Nicotine Patch
Behavioral · Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 22, 2020 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Quit Smoking Study for People Who Use E-Cigarettes

NCT04946825
View directory record Official record
Conditions
Nicotine Addiction, E-Cig Use, Quitting Smoking
Interventions
Nicotine replacement therapy patch, Nicotine replacement therapy lozenge, Quit electronic cigarettes, Continue electronic cigarettes
Drug · Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
18 Years to 29 Years
Enrollment
396 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated May 21, 2025 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Not applicable Interventional

Healthy Hearts in the Heartland

NCT02598284
View directory record Official record
Conditions
Cardiovascular Diseases
Interventions
Point of Care, Population Management
Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 89 Years
Enrollment
226 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
5
States / cities
Chicago, Illinois • DeKalb, Illinois • Oak Brook, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2019 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pilot Randomized Control Trial of Financial Incentives for Smoking Cessation

NCT01303081
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Individual Rewards, Fixed Deposits, Chosen Deposits, Competitive Deposits (Pari-Mutuel), Usual Care
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 1, 2012 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Phase 4 Interventional Results available

Varenicline for Nicotine Vaping Cessation in Adolescents

NCT05367492
View directory record Official record
Conditions
Vaping, Nicotine Dependence
Interventions
Double Blind Varenicline, Double Blind Placebo, QuitVaping, This Is Quitting
Drug · Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
16 Years to 25 Years
Enrollment
261 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 26, 2025 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Not applicable Interventional

Hatha Yoga for Smoking Cessation

NCT01633632
View directory record Official record
Conditions
Smoking Cessation
Interventions
Hatha yoga, Cognitive behavioral therapy
Behavioral
Lead sponsor
Creighton University
Other
Eligibility
19 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Dec 13, 2015 · Synced Sep 11, 2026, 10:29 PM EDT
Not yet recruiting Phase 4 Interventional

Evaluating an Innovative Tobacco Treatment Approach for Veterans in Substance Use Treatment

NCT07809854
View directory record Official record
Conditions
Cigarette Smoking, Veterans
Interventions
Healthy Changes Nicotine Replacement Therapy (NRT), Cessation Treatment Nicotine Replacement Therapy (NRT), Cessation Treatment Counseling, Healthy Changes Counseling
Drug · Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2031
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

An EPIC Based BPA to Enhance Quit Line Referral and Use

NCT03229356
View directory record Official record
Conditions
Smoking Cessation
Interventions
Best Practices Advisory (BPA), BPA + Enhanced Education
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 17, 2023 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Project Quit: Positive vs. Negative Offers of an Online Stop Smoking Program

NCT01923467
View directory record Official record
Conditions
Smoking Cessation
Interventions
Project Quit stop smoking program, Nicotine patches 21 mg
Behavioral · Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
767 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 14, 2015 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Not applicable Interventional

Effectiveness of an Integrated Treatment to Address Smoking Cessation and Anxiety/ Depression in People Living With HIV

NCT03904186
View directory record Official record
Conditions
Human Immunodeficiency Virus, Smoking Cessation, Smoking, Cigarette, Smoking, Anxiety, Depression, Nicotine Dependence
Interventions
QUIT, Time-Matched Control (TM)
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 79 Years
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
3
States / cities
Boston, Massachusetts • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 8, 2026 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pilot Trial of the First Conversational Agent for Smoking Cessation (QuitBot)

NCT03585231
View directory record Official record
Conditions
Smoking Cessation
Interventions
Immediate access to novel messaging program intervention, Immediate access to standard of care messaging program intervention, Delayed access to novel novel messaging program intervention
Behavioral
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
404 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 7, 2020 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Phase 2 Interventional Results available

Gemfibrozil for Nicotine Smoking Cessation

NCT02638597
View directory record Official record
Conditions
Smoking Cessation
Interventions
Gemfibrozil, smoking cessation counseling
Drug · Behavioral
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 64 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 31, 2019 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Text Message Quit Vaping Intervention for Young Adults

NCT04251273
View directory record Official record
Conditions
Tobacco Cessation
Interventions
This is Quitting, Assessment only Control
Other
Lead sponsor
Truth Initiative
Other
Eligibility
18 Years to 24 Years
Enrollment
2,588 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 9, 2024 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Enhancing Relapse Prevention for Smoking Cessation With Repetitive Transcranial Magnetic Stimulation

NCT02822703
View directory record Official record
Conditions
Smoking Cessation
Interventions
rTMS Active 20Hz, rTMS Sham
Device
Lead sponsor
The City College of New York
Other
Eligibility
21 Years to 65 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 3, 2016 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Reducing Breast Cancer Risk in Korean American Women

NCT04079556
View directory record Official record
Conditions
Secondhand Tobacco Smoke Exposure Reduction
Interventions
Tobacco LHW
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
San Leandro, California
Source: ClinicalTrials.gov public record
Updated Mar 25, 2020 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Parent eReferral to Tobacco Quitline

NCT02997735
View directory record Official record
Conditions
Secondhand Smoke
Interventions
Quitline Delivered Treatment
Behavioral
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
18 Years and older
Enrollment
484 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 27, 2019 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Psilocybin-facilitated Smoking Cessation Treatment: A Pilot Study

NCT01943994
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Psilocybin-assisted treatment, Nicotine Replacement Therapy (NRT)
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 65 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2023
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 24, 2025 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Phase 4 Interventional

Motivation Project: Testing Intervention Components for the Smoker Who is Unwilling to Quit

NCT02354872
View directory record Official record
Conditions
Smoking, Motivation, Smoking Cessation
Interventions
Nicotine Mini-Lozenge, Behavioral Reduction Counseling, 5Rs Motivation Counseling, Behavioral Activation Counseling, No Treatment
Drug · Behavioral · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
577 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Sep 21, 2020 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Smoking Cessation for Veterans With Severe and Persistent Mental Illness

NCT00960375
View directory record Official record
Conditions
Schizoaffective Disorder, Schizophrenia, Affective Psychosis, Bipolar, Affective Disorders, Psychotic
Interventions
BTSCS, StSST
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 75 Years
Enrollment
179 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 17, 2015 · Synced Sep 11, 2026, 10:29 PM EDT
Active, not recruiting Not applicable Interventional

Smoking Cessation Intervention for Cancer Patients

NCT00575718
View directory record Official record
Conditions
Newly Diagnosed Cancer Patients
Interventions
Hospital Counseling + Nicotine Replacement Therapy. questionaires, Hospital Counseling + Nicotine Replacement + Presurgical Scheduled Reduced Smoking, questionaires
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
204 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 9, 2025 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Text-based Reduction Intervention for Smokeless Tobacco Cessation- Pilot Study

NCT06637358
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 15, 2025 · Synced Sep 11, 2026, 10:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Enhancing Source Credibility in Tobacco Regulatory Communications

NCT03339206
View directory record Official record
Conditions
Cigarette Smoking Behavior
Interventions
Constituent message with FDA and quitline, Constituent message without FDA and quitline, Littering message (Control)
Behavioral
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years to 65 Years
Enrollment
845 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 23, 2020 · Synced Sep 11, 2026, 10:29 PM EDT
Recruiting Not applicable Interventional

Quitting Matters Human Immunodeficiency Virus Hybrid Trial

NCT06883097
View directory record Official record
Conditions
Tobacco, Tobacco Abstinence, Smoking Cessation, Smoking Cessation; Tobacco Dependence, Human Immunodeficiency Virus (HIV), Tobacco Dependence Caused by Cigarettes, Cancer Prevention
Interventions
Learn to Quit-HIV (LTQ-H) App, QuitStart
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
314 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Sep 11, 2026, 10:29 PM EDT