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ClinicalTrials.gov public records Last synced Oct 15, 2026, 5:36 PM EDT

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Showing 697–720 of 860 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Tobacco Abuse Clear all
Not listed Not applicable Interventional

Examining Effects of Domain Specific Episodic Future Thinking on Cannabis Use

NCT05324813
View directory record Official record
Conditions
Marijuana Use, Marijuana Dependence, Tobacco Use, Alcohol Use, Unspecified
Interventions
Domain-Specific Episodic Future Thinking
Behavioral
Lead sponsor
Michael Sofis
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Sudbury, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 12, 2022 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Not applicable Interventional Results available

Comparative Effectiveness of Post-Discharge Strategies for Hospitalized Smokers

NCT01714323
View directory record Official record
Conditions
Cigarette Smoking, Tobacco Smoking, Tobacco Use Disorder
Interventions
Sustained Care, Standard Care
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
1,359 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
3
States / cities
Boston, Massachusetts • Salem, Massachusetts • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 8, 2018 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Not applicable Interventional

System Based Tracking and Treatment for Emergency Patients Who Smoke: STTEPS

NCT01839903
View directory record Official record
Conditions
Tobacco Dependence
Interventions
EDIS, Care as usual
Other
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years and older
Enrollment
444 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
2
States / cities
Worcester, Massachusetts • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 25, 2019 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Effectiveness of the Nicotine Patch in Suppressing Nicotine Withdrawal Symptoms in Women Versus Men - 1

NCT00218140
View directory record Official record
Conditions
Smoking Cessation, Tobacco Use Disorder
Interventions
nicotine transdermal system
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 55 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 2005
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Jan 12, 2017 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

S-Adenosyl-L-Methionine (SAMe) for Smoking Abstinence

NCT00722124
View directory record Official record
Conditions
Tobacco Dependence
Interventions
S-Adenosyl-L-Methionine, placebo
Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
2
States / cities
Rochester, Minnesota • La Crosse, Wisconsin
Source: ClinicalTrials.gov public record
Updated Sep 9, 2011 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Not applicable Interventional Results available

A Study to Help People Quit Smoking.

NCT01880099
View directory record Official record
Conditions
Nicotine Dependence
Interventions
placebo, Galantamine 8mg, Galantamine 16mg
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 23, 2020 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Not applicable Interventional Results available

Integrated Treatment for Smoking Cessation & Anxiety in People With HIV

NCT01393301
View directory record Official record
Conditions
Nicotine Dependence, Symptoms of Anxiety, HIV
Interventions
Integrated cognitive-behavioral therapy for smoking cessation and anxiety, Control
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 3, 2023 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Not applicable Interventional

Comparing Two Behavioral Approaches to Quitting Smoking in Mental Health Settings

NCT05030272
View directory record Official record
Conditions
Tobacco Use Disorder, Mental Illness, Recurring Major Depressive Disorder, Bipolar Disorder, Schizophrenia, Schizoaffective Disorder, Persistent Depressive Disorder
Interventions
Quit on the Go App (formerly "Learn to Quit " App), Brief advice, Nicotine patch, Smartphone coaching, Nicotine gum, Nicotine Lozenges
Device · Behavioral · Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
343 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
3
States / cities
Buffalo, New York • Durham, North Carolina • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Phase 4 Interventional

Helping Hospitalized Patients Quit Smoking

NCT01575145
View directory record Official record
Conditions
Tobacco Abuse Cigarette
Interventions
Quitline facilitation intervention, Brief stop-smoking intervention
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 11, 2016 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Phase 4 Interventional Results available

Helping Those With Mental Illness Quit Smoking

NCT01783912
View directory record Official record
Conditions
Smoking, Nicotine Dependence, Mental Disorders
Interventions
Cognitive / Motivational Individual Sessions, Attention Control Individual Sessions, Nicotine Patch, Group Curriculum
Behavioral · Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 99 Years
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 29, 2016 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Assessing Top Down and Bottom Up Attention Mechanisms in Smokers Using Nicotine Nasal Spray

NCT01136642
View directory record Official record
Conditions
Drug Addiction, Nicotine Dependence
Interventions
Nicotrol
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 55 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Neural Basis of Eating Behavior in Abstinent Smokers

NCT03438188
View directory record Official record
Conditions
Nicotine Use Disorder
Interventions
Practice Quit Attempt
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 45 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 5, 2025 · Synced Oct 15, 2026, 5:36 PM EDT
Not listed Early Phase 1 Interventional Accepts healthy volunteers

Nicotine and Pavlovian Bias

NCT06027723
View directory record Official record
Conditions
Nicotine Vaping, Nicotine Dependence
Interventions
Nicotine, Placebo
Drug · Other
Lead sponsor
University of Southern California
Other
Eligibility
21 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 9, 2023 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Phase 2 Interventional Results available

Gender Differences in Response to Nicotine Replacement Therapy and De-Nicotinized Cigarettes

NCT00960778
View directory record Official record
Conditions
Nicotine Dependence
Interventions
nicotine patch (Nicoderm Committed Quitter (CQ), Habitrol), denicotinized cigarettes (Quest 3 cigarettes)
Drug · Other
Lead sponsor
Medical University of South Carolina
Other
Eligibility
21 Years to 60 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 23, 2018 · Synced Oct 15, 2026, 5:36 PM EDT
Completed No phase listed Observational

Motivational Counseling in Preventing Smoking Relapse After Pregnancy in Pregnant Women Who Quit Smoking During Pregnancy

NCT00310115
View directory record Official record
Conditions
Bladder Cancer, Cervical Cancer, Esophageal Cancer, Gastric Cancer, Head and Neck Cancer, Kidney Cancer, Leukemia, Liver Cancer, Lung Cancer, Pancreatic Cancer, Tobacco Use Disorder
Interventions
Smoking Prevention Usual Care, Counseling Intervention
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
469 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 23, 2016 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Phase 3 Interventional Results available

Mechanistic Evaluations of Pre-Cessation Therapies for Smoking Cessation

NCT01406223
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Varenicline, Bupropion, Nicotine patches, Placebo varenicline, Placebo bupropion, Placebo patch
Drug · Other
Lead sponsor
Duke University
Other
Eligibility
18 Years to 50 Years
Enrollment
282 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
2
States / cities
Durham, North Carolina • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 14, 2017 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Phase 3 Interventional Results available

Nicotine Lozenges for Treatment of Smokeless Tobacco Addiction

NCT00392379
View directory record Official record
Conditions
Smokeless Tobacco Use
Interventions
Nicotine Lozenges, Placebo lozenge
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
2
States / cities
Rochester, Minnesota • Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 24, 2013 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Phase 1 Interventional Results available

Effects of E-Cigarette Flavors on Adults TCORS 2.0

NCT03635333
View directory record Official record
Conditions
Nicotine Use Disorder
Interventions
Nicotine, Flavor
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 50 Years
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 19, 2025 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Varenicline Effects on Cue Reactivity and Smoking Reward/Reinforcement

NCT00747643
View directory record Official record
Conditions
Tobacco Dependence
Interventions
varenicline, placebo
Drug
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years to 60 Years
Enrollment
163 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Dec 16, 2013 · Synced Oct 15, 2026, 5:36 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Imaging Extrastriatal Dopamine Release in Tobacco Smokers and Nonsmokers

NCT02348385
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Amphetamine
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 2, 2023 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Tobacco Treatment for Employable Californians, Total IMPACT Study

NCT02478697
View directory record Official record
Conditions
Tobacco Dependence
Interventions
ProChange ExpertSystem
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
3
States / cities
Menlo Park, California • San Francisco, California • San Rafael, California
Source: ClinicalTrials.gov public record
Updated Mar 20, 2024 · Synced Oct 15, 2026, 5:36 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Nicotine Receptor Levels and Smoking Cessation

NCT01788943
View directory record Official record
Conditions
Smoking Cessation, Nicotine Addiction
Interventions
Not listed
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 12, 2018 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Perceptions of Vaping Products

NCT06868368
View directory record Official record
Conditions
Abuse Tobacco, Exposure
Interventions
Biospecimen Collection, Survey Administration, Vaping Topography, Participant's Own Preferred E-cigarette, Nicotine E-cigarette, 6-methyl-nicotine (metatine) e-cigarette
Other · Behavioral
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years to 34 Years
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Oct 15, 2026, 5:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Real Time fMRI and Quitting Smoking

NCT03302026
View directory record Official record
Conditions
Nicotine Use Disorder
Interventions
Realtime biofeedback using fMRI
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 16, 2019 · Synced Oct 15, 2026, 5:36 PM EDT