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ClinicalTrials.gov public records Last synced Oct 5, 2026, 3:37 PM EDT

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Showing 49–72 of 273 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Tobacco Use Disorder/Cigarette Smoking Clear all
Completed Phase 2 Interventional Results available

Enhancing Self Regulation Among Smokers

NCT04161144
View directory record Official record
Conditions
Smoking Cessation, Smoking, Cigarette, Nicotine Dependence
Interventions
sirolimus, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Mar 9, 2021 · Synced Oct 5, 2026, 3:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Dual Use Approach Bias Training for Nicotine Addiction

NCT05306158
View directory record Official record
Conditions
Tobacco Smoking, Electronic Cigarette Use, Substance Use
Interventions
CC+ECIG Condition, CC Condition, Sham Condition
Other
Lead sponsor
University of Houston
Other
Eligibility
18 Years and older
Enrollment
107 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 27, 2025 · Synced Oct 5, 2026, 3:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Neurophysiological and Immunological Effects of the Transition From Combustible to Electronic Cigarettes

NCT02433015
View directory record Official record
Conditions
Tobacco Smoking, Nicotine Dependence
Interventions
Electronic Cigarette, Tobacco Cigarette
Other
Lead sponsor
Laureate Institute for Brain Research, Inc.
Other
Eligibility
18 Years to 50 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jun 28, 2017 · Synced Oct 5, 2026, 3:37 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Health Effects of SLT, Cigarette Smoking, and New Tobacco Products

NCT00469079
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Nicotine gum and lozenge, Taboka, Camel Snus
Drug · Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 70 Years
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 1, 2019 · Synced Oct 5, 2026, 3:37 PM EDT
Completed Not applicable Interventional

Mindfulness Training for Smoking Cessation

NCT01144689
View directory record Official record
Conditions
Cigarette Smoking, Tobacco Smoking, Nicotine Dependence, Smoking Cessation
Interventions
Mindfulness Training, Smoking Cessation Therapy
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 60 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 7, 2016 · Synced Oct 5, 2026, 3:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Postpartum Smoking Relapse Prevention by Breastfeeding Promotion

NCT04670822
View directory record Official record
Conditions
Smoking, Cigarette, Breastfeeding
Interventions
Breastfeeding promotion, Attention placebo control
Behavioral
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years and older · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated May 15, 2025 · Synced Oct 5, 2026, 3:37 PM EDT
Completed Not applicable Interventional

Project 1, Study 1: Investigating the Impact of Nicotine Using Spectrum Cigarettes

NCT01681875
View directory record Official record
Conditions
Tobacco Dependence
Interventions
very low nicotine content cigarettes
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
839 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
9
States / cities
San Francisco, California • Tampa, Florida • Baltimore, Maryland + 6 more
Source: ClinicalTrials.gov public record
Updated Aug 15, 2018 · Synced Oct 5, 2026, 3:37 PM EDT
Terminated Not applicable Interventional Results available

Intermittent Theta Burst for the Treatment of Alcohol Use Disorders in Veterans

NCT03291431
View directory record Official record
Conditions
Alcohol Use Disorder, Depressive Disorder, Cigarette Smoking
Interventions
Intermittent theta burst transcranial magnetic stimulation
Device
Lead sponsor
Stanford University
Other
Eligibility
21 Years to 65 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
2
States / cities
Palo Alto, California • Stanford, California
Source: ClinicalTrials.gov public record
Updated Oct 16, 2023 · Synced Oct 5, 2026, 3:37 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 5, 2026, 3:37 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Low Nicotine Content Cigarettes in Vulnerable Populations: Affective Disorders

NCT04090879
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Either normal nicotine content cigarettes (15.8mg/g) or reduced nicotine content cigarettes (0.4mg/g), E-Cigarettes
Other
Lead sponsor
Brown University
Other
Eligibility
18 Years to 70 Years
Enrollment
326 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
2
States / cities
Providence, Rhode Island • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Apr 1, 2025 · Synced Oct 5, 2026, 3:37 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Maternal Smoking Cessation and Pediatric Obesity Prevention

NCT03514602
View directory record Official record
Conditions
Childhood Obesity, Smoking, Cigarette, Pregnancy
Interventions
Multicomponent behavioral intervention, Education only control
Behavioral
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years to 39 Years · Female only
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2027
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Oct 5, 2026, 3:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Progesterone & Postpartum Relapse to Smoking

NCT01798394
View directory record Official record
Conditions
Tobacco Use Cessation, Tobacco Use Disorder
Interventions
Progesterone, Placebo
Drug · Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 9, 2017 · Synced Oct 5, 2026, 3:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Connect to Quit for Smoking

NCT01299896
View directory record Official record
Conditions
Smoking, Smoking Cessation
Interventions
Coordinated Care, Usual Care
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
633 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 22, 2016 · Synced Oct 5, 2026, 3:37 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

E-cigarette Cessation in Adults Who Co-use Cannabis

NCT06688539
View directory record Official record
Conditions
Nicotine Dependence, Tobacco Use Disorder
Interventions
Varenicline Pill, Contingency management, Counseling
Drug · Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 40 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
3
States / cities
Charleston, South Carolina • Lancaster, South Carolina • Pickens, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 12, 2026 · Synced Oct 5, 2026, 3:37 PM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Smart Olfaction App to Reduce Relapse

NCT07007195
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Ad Libitum Use followed by Instructed Use of the Inspire Device, Instructed Use followed by Ad Libitum Use of the Inspire Device, Smart-T Smoking Cessation App with the Inspire Device Condition, Smart-T Smoking Cessation App Without the Inspire Device Condition, Nicotine replacement therapy (NRT), Inspire Device
Device · Drug
Lead sponsor
University of Houston
Other
Eligibility
18 Years and older
Enrollment
132 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Oct 5, 2026, 3:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

An Extended Facebook Intervention for Young Sexual and Gender Minority Smokers

NCT03553992
View directory record Official record
Conditions
Tobacco Use, Smoking, Tobacco Dependence, Tobacco Use Disorder, Tobacco Use Cessation, Tobacco Smoking, Smoking Cessation, Smoking, Cigarette, Smoking, Tobacco
Interventions
POP-6:, TSP-6:
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 25 Years
Enrollment
173 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 19, 2020 · Synced Oct 5, 2026, 3:37 PM EDT
Completed Not applicable Interventional Results available

Transcranial Direct Current Stimulation (tDCS) As A Treatment For Cigarette Craving and Cognitive Deficits in Schizophrenic

NCT02128919
View directory record Official record
Conditions
Schizophrenia, Cognition, Cigarette Smoking
Interventions
tDCS
Device
Lead sponsor
Nathan Kline Institute for Psychiatric Research
Other
Eligibility
18 Years to 60 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Orangeburg, New York
Source: ClinicalTrials.gov public record
Updated Aug 30, 2017 · Synced Oct 5, 2026, 3:37 PM EDT
Terminated Not applicable Interventional

Insulin Resistance in Smokers Undergoing Smoking Cessation

NCT00877513
View directory record Official record
Conditions
Cardiovascular Disease, Insulin Resistance
Interventions
Smoking cessation
Behavioral
Lead sponsor
Charles Drew University of Medicine and Science
Other
Eligibility
25 Years to 70 Years
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 11, 2014 · Synced Oct 5, 2026, 3:37 PM EDT
Withdrawn Phase 1Phase 2 Interventional

Study of Varencline Effects on Cigarette Smoking Reward and Craving During a Model of Brief Quit Attempt

NCT00571805
View directory record Official record
Conditions
Nicotine Dependence
Interventions
varencline, placebo
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 9, 2015 · Synced Oct 5, 2026, 3:37 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Project 1, Study 2: Extended Exposure to Low Nicotine Content Cigarettes in Childbearing Age Women

NCT02250534
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Very low nicotine content cigarettes
Other
Lead sponsor
University of Vermont
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
775 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
2
States / cities
Baltimore, Maryland • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Dec 1, 2022 · Synced Oct 5, 2026, 3:37 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cigarette Smoking and Oral Microbiota

NCT01862809
View directory record Official record
Conditions
Microbiota, Lung Cancer, Oral Cancer
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
25 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2020
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jun 30, 2020 · Synced Oct 5, 2026, 3:37 PM EDT
Completed Phase 4 Interventional Results available

The END Perioperative Smoking Pilot Study

NCT02482233
View directory record Official record
Conditions
Smoking, Nicotine Addiction, Surgery
Interventions
ENDD (NJOY), NRT (NicoDerm CQ), telephone counseling, brief advice, brochure
Behavioral · Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 9, 2022 · Synced Oct 5, 2026, 3:37 PM EDT
Completed Not applicable Interventional Results available

Smoking Cessation Pilot for People Living With HIV (PLWH)

NCT04808609
View directory record Official record
Conditions
Smoking Cessation, Smoking, Smoking Behaviors, Smoking Reduction, Smoking, Tobacco, Smoking, Cigarette, Hiv, HIV/AIDS
Interventions
Lumme mobile phone application, Standard of Care
Device · Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 23, 2023 · Synced Oct 5, 2026, 3:37 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Treating Smokers With Mental Illness

NCT03822416
View directory record Official record
Conditions
Smoking Cessation, Cigarette Smoking, Schizophrenia, Psychotic Disorders, Major Depressive Disorder, Bipolar Disorder I, Bipolar II Disorder, Mental Illness
Interventions
Nicotine patch, Nicotine lozenge, Therapy, Information
Drug · Behavioral · Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated May 25, 2021 · Synced Oct 5, 2026, 3:37 PM EDT