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ClinicalTrials.gov public records Last synced Oct 21, 2026, 5:21 AM EDT

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Showing 25–48 of 497 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Nicotine Addiction Clear all
Completed Phase 4 Interventional Accepts healthy volunteers

Message Priming and Enrollment in, and Response to, a Smoking Cessation Program: A Pilot Study

NCT00596882
View directory record Official record
Conditions
Smoking Cessation
Interventions
Message Prime
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 2, 2009 · Synced Oct 21, 2026, 5:21 AM EDT
Recruiting Not applicable Interventional

Effects of Novel E-cigarette Constituents on Adults TCORS 3.0

NCT05932745
View directory record Official record
Conditions
Nicotine Use Disorder
Interventions
E-liquid coolant (No WS-3) for non-menthol (1), E-liquid coolant (No WS-3) for low (0.1%) menthol (1), E-liquid coolant (No WS-3) for high (2.0%) menthol (1), E-liquid coolant (Low [0.1%] WS-3) for non-menthol (2), E-liquid coolant (Low [0.1%] WS-3) for low (0.1%) menthol (2), E-liquid coolant (Low [0.1%] WS-3) for high (2.0%) menthol (2), E-liquid coolant (High [2.0%] WS-3) for non-menthol (3), E-liquid coolant (High [2.0%] WS-3) for low (0.1%) menthol (3), E-liquid coolant (High [2.0%] WS-3) for high (2.0%) menthol (3), E-liquid coolant (Low [0.1%] WS-23) for non-menthol (4), E-liquid coolant (Low [0.1%] WS-23) for low (0.1%) menthol (4), E-liquid coolant (Low [0.1%] WS-23) for high (2.0%) menthol (4), E-liquid coolant (High [2.0%] WS-23) for non-menthol (5), E-liquid coolant (High [2.0%] WS-23) for low (0.1%) menthol (5), E-liquid coolant (High [2.0%] WS-23) for high (2.0%) menthol (5), E-liquid coolant (4% WS-23) for non-menthol (6), E-liquid coolant (4% WS-23) for low (0.1%) menthol (6), E-liquid coolant (4% WS-23) for high (2.0%) menthol (6)
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Phase 2 Interventional Results available

Restoring Cognitive Control (ReCon) in Acute Nicotine Withdrawal

NCT03887429
View directory record Official record
Conditions
Impulse Control Disorders
Interventions
SXC-2023, Placebos
Drug
Lead sponsor
Promentis Pharmaceuticals, Inc.
Industry
Eligibility
25 Years to 55 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
2
States / cities
Lincoln, Nebraska • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 17, 2020 · Synced Oct 21, 2026, 5:21 AM EDT
Terminated Phase 2 Interventional Results available

Baclofen Effects on Smoking Urge and Withdrawal

NCT00257894
View directory record Official record
Conditions
Nicotine Use Disorder, Nicotine Dependence, Smoking, Tobacco Use Disorder
Interventions
Baclofen, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 65 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Nov 4, 2015 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Phase 2Phase 3 Interventional Results available

New Treatment for Alcohol and Nicotine Dependence

NCT01182766
View directory record Official record
Conditions
Alcohol Dependence, Nicotine Dependence
Interventions
Low-Dose Topiramate, Placebo, High-Dose Topiramate
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
236 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
4
States / cities
La Jolla, California • Houston, Texas • Charlottesville, Virginia + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 31, 2025 · Synced Oct 21, 2026, 5:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Translational Research Center in Lung Cancer Disparities (TRACER) Project 2

NCT05490251
View directory record Official record
Conditions
Smoking, Smoking Behaviors, Smoking Cessation, Stress Reaction
Interventions
Not listed
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 75 Years · Male only
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
2
States / cities
Los Angeles, California • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Effects of Menthol as Delivered by an Electronic Cigarette on the Desirability of Nicotine in Tobacco Users

NCT02102100
View directory record Official record
Conditions
Nicotine Dependence
Interventions
nicotine, menthol
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 30 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
2
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 19, 2020 · Synced Oct 21, 2026, 5:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effectiveness of Using Reduced Nicotine Cigarettes in Men and Women Smokers to Combat Nicotine Addiction

NCT00264342
View directory record Official record
Conditions
Nicotine Dependence, Tobacco Use Disorder
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 70 Years
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2010
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 23, 2013 · Synced Oct 21, 2026, 5:21 AM EDT
Not listed Not applicable Interventional

Using ANDS to Reduce Harm for Low SES Cigarette Smokers

NCT05327439
View directory record Official record
Conditions
Smoking, Cigarette, Nicotine Dependence
Interventions
Nicotine (electronic cigarette), Nicotine (nicotine pouch)
Other
Lead sponsor
Brown University
Other
Eligibility
21 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jan 26, 2023 · Synced Oct 21, 2026, 5:21 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Advanced Functional and Structural MRI Techniques for Neuropharmacological Imaging

NCT01036581
View directory record Official record
Conditions
Drug Abuse, Nicotine Dependence
Interventions
MagPro X100 Magnetic Stimulator, Transcranial Rotating Magnetic Stimulator, Magnetom Prisma Fit 3T Scanner
Device
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 80 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2029
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 19, 2026 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Combined Pharmaco/Behavior Therapy in Adolescent Smokers

NCT00330187
View directory record Official record
Conditions
Nicotine Dependence, Nicotine Use Disorder
Interventions
Bupropion SR, Contingency Management, Placebo
Drug · Behavioral · Other
Lead sponsor
Medical University of South Carolina
Other
Eligibility
12 Years to 21 Years
Enrollment
134 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2009
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 2, 2018 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Efficacy of Varenicline in Ambivalent Smokers

NCT00595868
View directory record Official record
Conditions
Tobacco Use Disorder, Tobacco Use Cessation, Nicotine Dependence
Interventions
Varenicline, Placebo
Drug
Lead sponsor
University of Vermont Medical Center
Other
Eligibility
18 Years and older
Enrollment
220 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
2
States / cities
Omaha, Nebraska • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Dec 2, 2011 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Phase 2 Interventional Results available

Evaluation of Moclobemide, a Reversible MAO-A Inhibitor, as an Adjunct to Nicotine Replacement Therapy in Female Smokers

NCT01926626
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Nicotine Patch, Moclobemide
Drug
Lead sponsor
Jed E. Rose
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
3
States / cities
Charlotte, North Carolina • Durham, North Carolina • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 23, 2017 · Synced Oct 21, 2026, 5:21 AM EDT
Recruiting Not applicable Interventional

Adapting and Pilot Testing a Skills-based Smoking Cessation Intervention to Address Developmental and Health-related Stress Among Adults Who Smoke

NCT06654414
View directory record Official record
Conditions
Smoking Cessation, Depression, Anxiety, Nicotine Dependence, Gender Minority Stress
Interventions
PRIDE QUIT, Enhanced Treatment As Usual (ETAU)
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
3
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 8, 2026 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Phase 3 Interventional

Smoking Cessation Treatment With Transdermal Nicotine Replacement Therapy - 1

NCT00067158
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
nicotine transdermal system
Drug
Lead sponsor
New York University
Other
Eligibility
18 Years to 99 Years
Enrollment
585 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
13
States / cities
Los Angeles, California • Tarzana, California • Miami, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Jan 12, 2017 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Baclofen Effects in Cigarette Smokers

NCT01821560
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Baclofen, placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 60 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 19, 2018 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Music to Reduce Use of Smoking in Patients With Schizophrenia

NCT03190161
View directory record Official record
Conditions
Schizophrenia, Nicotine Dependence, Smoking, Tobacco
Interventions
Music session
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 15, 2019 · Synced Oct 21, 2026, 5:21 AM EDT
Active, not recruiting Not applicable Interventional

Electronic Cigarettes and Reactivity to Smoking Cues

NCT01782599
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Dual nicotine patch and electronic cigarette
Other
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2027
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Oct 21, 2026, 5:21 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Digital Intervention (ACT on Vaping App) for Vaping Cessation in Young Adult E-Cigarette Users

NCT06909500
View directory record Official record
Conditions
Nicotine Dependence, Tobacco-Related Carcinoma
Interventions
Smartphone app, Text Message, Survey Administration
Behavioral · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years to 30 Years
Enrollment
1,178 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Phase 3 Interventional

Naltrexone Augmentation of Nicotine Patch Therapy - 1

NCT00218153
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Naltrexone
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 99 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2004
U.S. locations
2
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 12, 2017 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Bupropion Treatment for Youth Smoking Cessation

NCT00344695
View directory record Official record
Conditions
Nicotine Dependence
Interventions
bupropion SR
Drug
Lead sponsor
University of Arizona
Other
Eligibility
14 Years to 17 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 2003
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Jun 27, 2006 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Selegiline Patch for Treatment of Nicotine Dependence

NCT01330030
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Selegiline, matching placebo
Drug · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Enrollment
243 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2011
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Aug 10, 2016 · Synced Oct 21, 2026, 5:21 AM EDT
Completed No phase listed Observational

COVID EHR COHORT at the University of Wisconsin

NCT04506528
View directory record Official record
Conditions
COVID-19, Cancer, Nicotine Dependence, Pulmonary Disease, Cardiovascular Diseases, Immunosuppression Disorders
Interventions
Not listed
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
0 Years and older
Enrollment
1,634,381 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 31, 2022 · Synced Oct 21, 2026, 5:21 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Impact of Smoking Cessation on Sleep - 5

NCT00132821
View directory record Official record
Conditions
Tobacco Use Cessation, Sleep Disorders
Interventions
Bupropion, Transdermal Nicotine Patch, Placebo Bupropion, Placebo transdermal nicotine patch
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2009
U.S. locations
1
States / cities
Menlo Park, California
Source: ClinicalTrials.gov public record
Updated Jan 12, 2017 · Synced Oct 21, 2026, 5:21 AM EDT