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ClinicalTrials.gov public records Last synced Oct 16, 2026, 6:56 AM EDT

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Showing 817–840 of 860 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Tobacco Abuse Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

Sensitivity to Intravenous Nicotine: Genetic Moderators

NCT00969137
View directory record Official record
Conditions
Nicotine Dependence
Interventions
saline, Nicotine
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years
Enrollment
213 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2016
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 19, 2017 · Synced Oct 16, 2026, 6:56 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Survey on Consumer Use of Over-the-Counter (OTC) Nicotine Patches

NCT00134927
View directory record Official record
Conditions
Nicotine Dependence, Tobacco Use Disorder
Interventions
Not listed
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jan 10, 2017 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

A Trial of Directly Observed and Long-term Varenicline

NCT03365362
View directory record Official record
Conditions
Tobacco Use Disorder, Opioid-use Disorder
Interventions
Long-Term Varenicline, Short-Term Varenicline, Directly Observed Therapy, Self Administered Therapy
Drug · Behavioral
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
18 Years and older
Enrollment
243 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Aug 30, 2024 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Not applicable Interventional Results available

Cigarette and E-cigarette Flavors Manipulations in the Experimental Tobacco Marketplace

NCT05110872
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Cigarette flavor restricted and e-cigarette flavor restricted, Cigarette flavor restricted and e-cigarette flavor unrestricted, Cigarette flavor unrestricted and e-cigarette flavor restricted, Cigarette flavor unrestricted and e-cigarette flavor unrestricted
Behavioral
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
21 Years and older
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 7, 2025 · Synced Oct 16, 2026, 6:56 AM EDT
Terminated Phase 2 Interventional Results available

Effects of ABT-089 on Smoking Abstinence Symptoms and Reward

NCT01756053
View directory record Official record
Conditions
Nicotine Addiction
Interventions
ABT-089, Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 29, 2014 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Nicotine Lozenge or Tobacco-Free Snuff for Smokeless Tobacco Reduction

NCT01018394
View directory record Official record
Conditions
Tobacco Dependence
Interventions
nicotine lozenges, tobacco-free snuff
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
2
States / cities
Rochester, Minnesota • Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 13, 2013 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Not applicable Interventional Results available

Circuitry-Guided Smoking Cessation in Schizophrenia

NCT03281629
View directory record Official record
Conditions
Smoking Cessation, Nicotine Addiction, Schizophrenia
Interventions
Active TMS stimulation, Sham TMS stimulation
Device
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 60 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 18, 2023 · Synced Oct 16, 2026, 6:56 AM EDT
Terminated Not applicable Interventional

Interest in Smokeless Tobacco Product as a Substitution for Cigarettes in Current Smokers

NCT01800500
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
smoking cessation intervention, questionnaire administration, quality-of-life assessment, laboratory biomarker analysis, ecigarettes
Behavioral · Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2011
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Sep 13, 2022 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Not applicable Interventional Results available

A Quit Smoking Study Using Smartphones

NCT02164383
View directory record Official record
Conditions
Smoking Cessation, Smoking, Nicotine Dependence
Interventions
Nicotine patch, Cessation Counseling, Mobile Games
Drug · Behavioral · Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 3, 2019 · Synced Oct 16, 2026, 6:56 AM EDT
Not listed Not applicable Interventional

Smoking Cessation Following Psychiatric Hospitalization

NCT02204956
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Sustained Care, Usual Care
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years and older
Enrollment
422 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated May 11, 2018 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Phase 1 Interventional

Enhanced Quitline Intervention in Smoking Cessation for Patients With Non-Metastatic Lung Cancer

NCT01457469
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 1, 2018 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Chantix & Bupropion for Smoking Cessation

NCT00587769
View directory record Official record
Conditions
Smoking, Tobacco Use Disorder
Interventions
Bupropion SR & Varenicline
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 24, 2013 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Varenicline OTC Trial on Efficacy and Safety

NCT03557294
View directory record Official record
Conditions
Tobacco Dependence, Withdrawal Symptoms, Smoking Cessation
Interventions
1.0mg Varenicline b.i.d., 0.5mg Varenicline b.i.d., 0.0mg placebo Varenicline b.i.d.
Drug
Lead sponsor
Arizona State University
Other
Eligibility
21 Years and older
Enrollment
313 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
2
States / cities
Phoenix, Arizona • Burbank, California
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 16, 2026, 6:56 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Assessment of a Teachable Moment for Smoking Cessation

NCT00596440
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Transdermal nicotine patch
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
234 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 28, 2015 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Comparisons of Nicotine-free Cigarettes, Extra Low Nicotine Cigarettes vs. Medicinal Nicotine

NCT00777569
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Nicotine free cigarettes, Extra-low nicotine cigarettes, Nicotine Lozenge
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 70 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 16, 2017 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Phase 1Phase 2 Interventional

Dental and Medical Office iMET to Reduce Teen Tobacco, Alcohol, and Drug Use

NCT00907309
View directory record Official record
Conditions
Use; Tobacco, Harmful, Alcohol Abuse, Drug Abuse
Interventions
iMET, iMET/TE
Behavioral
Lead sponsor
Boston Children's Hospital
Other
Eligibility
12 Years to 21 Years
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 7, 2016 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Phase 2 Interventional Results available

Effectiveness of GW468816, an NMDA Glycine Site Antagonist, for Prevention of Relapse to Smoking

NCT00218465
View directory record Official record
Conditions
Nicotine Dependence
Interventions
GW468816, Placebo Comparator: Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
2
States / cities
Belmont, Massachusetts • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 24, 2017 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Not applicable Interventional Results available

Kids Safe and Smokefree (KiSS)

NCT01745393
View directory record Official record
Conditions
Second Hand Tobacco Smoke, Nicotine Dependence
Interventions
Clinic Quality Improvement + Behavioral Counseling, Clinic Quality Improvement + Attention Control
Behavioral
Lead sponsor
Temple University
Other
Eligibility
18 Years and older
Enrollment
327 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
4
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 8, 2018 · Synced Oct 16, 2026, 6:56 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Penn State TXT2STAYQUIT Study- a Texting Study to Help Hospitalized Smokers Stay Quit

NCT02986711
View directory record Official record
Conditions
Nicotine Dependence, Cigarettes
Interventions
Motivational Text Messages, Control
Behavioral
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years and older
Enrollment
158 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 19, 2018 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Exercise on Acute Nicotine Withdrawal

NCT01047930
View directory record Official record
Conditions
Nicotine Dependence, Smoking, Sleep Disorders, Intrinsic
Interventions
Exercise
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 45 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 2, 2014 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

DBT for Smoking Cessation in High Risk Veterans

NCT06687577
View directory record Official record
Conditions
Tobacco Dependence, Suicidal
Interventions
DBT-C, Treatment as usual
Behavioral
Lead sponsor
Veterans Medical Research Foundation
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jan 8, 2026 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Neural Basis of Cue-Elicited Cigarette Craving and Its Control

NCT01048957
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Real Time Feedback Training
Behavioral
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 50 Years
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Not applicable Interventional

Quitline Use in Surgical Patients

NCT00656500
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Standard brief advice, Quitline intervention
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 3, 2012 · Synced Oct 16, 2026, 6:56 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

AXS-05 Phase II Trial on Smoking Behavior

NCT03471767
View directory record Official record
Conditions
Smoking Cessation, Smoking, Cigarette, Nicotine Dependence
Interventions
AXS-05, Bupropion SR
Drug
Lead sponsor
James Davis
Other
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 19, 2022 · Synced Oct 16, 2026, 6:56 AM EDT