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ClinicalTrials.gov public records Last synced Oct 15, 2026, 4:50 PM EDT

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Showing 673–696 of 860 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Tobacco Abuse Clear all
Completed Phase 2 Interventional

Tobacco Approach Avoidance Training for Adolescent Smokers-2

NCT01625637
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
AAT-experiment, AAT-placebo
Behavioral
Lead sponsor
Yale University
Other
Eligibility
13 Years to 18 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 20, 2014 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effects of Semaglutide on Nicotine Intake

NCT05530577
View directory record Official record
Conditions
Tobacco Use Disorder, Nicotine Addiction
Interventions
Semaglutide, Sham/placebo
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
21 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 22, 2025 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Phase 1 Interventional

Brain Reaction to Treatment of Nicotine Dependence

NCT00108173
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Zyban
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
21 Years to 60 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2011
U.S. locations
1
States / cities
West Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 9, 2013 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Not applicable Interventional Results available

Babies Living Safe and Smokefree

NCT02602288
View directory record Official record
Conditions
Second Hand Tobacco Smoke, Nicotine Dependence
Interventions
Ask, Advise, Refer, Telebased tobacco counseling, Telebased nutrition counseling, Mobile phone smoking cessation application, Mobile phone nutrition application, Nicotine polacrilex
Behavioral · Device · Drug
Lead sponsor
Temple University
Other
Eligibility
18 Years and older · Female only
Enrollment
396 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 15, 2022 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Phase 3 Interventional Results available

Concurrent Bupropion / Varenicline for Smoking Cessation

NCT01303861
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Varenicline, Bupropion, Nicotine patches, Nicotine Inhaler
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 65 Years
Enrollment
702 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
4
States / cities
Charlotte, North Carolina • Durham, North Carolina • Raleigh, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 6, 2014 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Phase 2 Interventional Results available

Effects of Naltrexone on Nicotine Reinforcement

NCT00270231
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Naltrexone, Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 10, 2013 · Synced Oct 15, 2026, 4:50 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Enhancing Equity in Smoke-free Housing

NCT06042361
View directory record Official record
Conditions
Tobacco Use, Tobacco Smoking, Tobacco Use Cessation, Tobacco Use Disorder, Second Hand Tobacco Smoke
Interventions
Smokefree Implementation Framework and Toolkit
Behavioral
Lead sponsor
Harvard School of Public Health (HSPH)
Other
Eligibility
18 Years and older
Enrollment
480 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 18, 2024 · Synced Oct 15, 2026, 4:50 PM EDT
Not listed Not applicable Interventional

Smoking Cessation for People Living With HIV/AIDS

NCT01965405
View directory record Official record
Conditions
HIV, AIDS, Nicotine Dependence
Interventions
Bupropion, Brief Counseling, High-magnitude prize contingency management, Monitored support to quit smoking, No additional treatment, Prize contingency management for abstinence, Low intensity prize contingency management
Drug · Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 80 Years
Enrollment
165 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2021
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 2, 2021 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Smoking Treatment in HIV Clinical Care Settings

NCT00297453
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Internet-based smoking treatment, Individual Counseling, self-help
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
207 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 27, 2012 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Clinical Trial Tobacco Marijuana

NCT02277665
View directory record Official record
Conditions
Cannabis Use Disorder, Tobacco Use Disorder
Interventions
CUD Treatment, Tobacco Treatment
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
3
States / cities
Concord, New Hampshire • Lebanon, New Hampshire • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 8, 2019 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Community Intervention to Reduce Tobacco Use in Pregnant Women

NCT02083081
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Community level intervention
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
352 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
Bethel, Alaska
Source: ClinicalTrials.gov public record
Updated Jun 28, 2022 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Behavioral Economic Methods for Assessing Tobacco Product Abuse Liability: Study 7

NCT03496922
View directory record Official record
Conditions
Cigarette Smoking
Interventions
Experimental Tobacco Marketplace
Behavioral
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
21 Years to 65 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated Jan 24, 2025 · Synced Oct 15, 2026, 4:50 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Use of a Smartphone Mobile Application (App) to Enhance Smoking Cessation Treatment

NCT03519451
View directory record Official record
Conditions
Depression, Tobacco Use Disorder, Current Every Day Smoker
Interventions
Internet-Based Intervention, Questionnaire Administration
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 15, 2026, 4:50 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Guiding Good Choices for Health

NCT04040153
View directory record Official record
Conditions
Adolescent Substance Use
Interventions
Guiding Good Choices
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
11 Years to 12 Years
Enrollment
3,636 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
3
States / cities
Oakland, California • Aurora, Colorado • Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 3, 2024 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Phase 3 Interventional

Reducing Ethnic Health Disparities: Motivating HIV+ Latinos to Quit Smoking

NCT00503230
View directory record Official record
Conditions
Tobacco Dependence, HIV Infections
Interventions
Standard Care Intervention (SCI), Culturally Tailored Intervention (CTI)
Behavioral
Lead sponsor
Butler Hospital
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
8
States / cities
Lowell, Massachusetts • New Bedford, Massachusetts • Roxbury, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated May 3, 2013 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Varenicline Treatment for Active Alcoholic Smokers

NCT01347112
View directory record Official record
Conditions
Smoking, Tobacco Dependence, Alcohol Dependence
Interventions
Varenicline, placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
2
States / cities
Rochester, Minnesota • La Crosse, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 5, 2018 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of the Abuse Liability of Very Low Nicotine (VLN) Cigarettes

NCT03559751
View directory record Official record
Conditions
Tobacco Use
Interventions
VLN cigarettes (A), Usual Brand Cigarettes (B), Nicotine gum (C)
Other · Drug
Lead sponsor
22nd Century Group, Inc.
Industry
Eligibility
22 Years to 65 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Mar 26, 2020 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Not applicable Interventional

Project 2: Strategies for Reducing Nicotine Content in Cigarettes

NCT02139930
View directory record Official record
Conditions
Nicotine Dependence, Tobacco Smoking
Interventions
Normal Nicotine Control Group, Immediate Nicotine Reduction Group, Gradual Nicotine Reduction Group
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
1,250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
10
States / cities
Phoenix, Arizona • San Francisco, California • Tampa, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 15, 2018 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Healing and Empowering Alaskan Lives Towards Healthy-Hearts Study

NCT02137902
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Tobacco/Physical Activity Intervention, Diet plus BP/CHOL Intervention
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
19 Years and older
Enrollment
299 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
2
States / cities
Nome, Alaska • Stanford, California
Source: ClinicalTrials.gov public record
Updated Feb 14, 2022 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Reactions to E-cigs and Alcohol

NCT03449017
View directory record Official record
Conditions
Alcohol Abuse, Nicotine Dependence Tobacco Product
Interventions
E-cig use
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
21 Years and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Nov 29, 2018 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

CSD190401: A Study to Assess Elements of Abuse Liability for Nicotine-containing Pouch Tobacco Products

NCT04372290
View directory record Official record
Conditions
Smoking, Smoking Behaviors, Tobacco Use, Tobacco Smoking
Interventions
Product A, Product B, Product C, Product D, Product E
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 25, 2020 · Synced Oct 15, 2026, 4:50 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Screening Protocol for Research Participants

NCT01010620
View directory record Official record
Conditions
Schizophrenia, Substance Abuse, Cocaine Abuse, Tobacco Use Disorder
Interventions
Various Screening psychiatric and medical assessments
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 64 Years
Enrollment
523 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2019
U.S. locations
1
States / cities
Catonsville, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 19, 2019 · Synced Oct 15, 2026, 4:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of New Standards for Tobacco Products Among Dual E-Cigarette/Combusted Cigarette Users - Project 2

NCT05473585
View directory record Official record
Conditions
Smoking, Smoking, Cigarette, E-Cig Use, Nicotine Dependence
Interventions
very low nicotine content cigarettes, normal nicotine content cigarettes, Study e-cigarette
Other
Lead sponsor
Duke University
Other
Eligibility
21 Years and older
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 19, 2023 · Synced Oct 15, 2026, 4:50 PM EDT
Terminated Phase 4 Interventional

Nicotine Patch for Nicotine Dependence in Individuals With Schizophrenia or Schizoaffective Disorder - 1

NCT00046813
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Nicotine patch
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 70 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
2
States / cities
Piscataway, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 12, 2017 · Synced Oct 15, 2026, 4:50 PM EDT