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ClinicalTrials.gov public records Last synced May 22, 2026, 5:45 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 174 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Nicotine Dependence, Cigarettes Clear all
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available
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
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
2
States / cities
Lexington, Kentucky • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated May 17, 2026 · Synced May 22, 2026, 5:45 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Copd, Smoking Cessation, Nicotine Dependence, Tobacco Use, Cigarette Smoking
Interventions
Unified Protocol adapted for smoking cessation
Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 16, 2021 · Synced May 22, 2026, 5:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Cardiovascular Risk Factor, Nicotine Dependence
Interventions
Electronic Cigarette
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 30, 2024 · Synced May 22, 2026, 5:45 AM EDT
Completed Phase 2 Interventional Results available
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 22, 2018 · Synced May 22, 2026, 5:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Approach Bias Retraining, SHAM Training
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jun 8, 2023 · Synced May 22, 2026, 5:45 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Nicotine Dependence, Smoking, Cigarette, Smoking Cessation, Smoking Behaviors, Smoking Reduction, Craving
Interventions
Isradipine, Cue Exposure
Drug · Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Enrollment
78 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jun 14, 2025 · Synced May 22, 2026, 5:45 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Not listed
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 60 Years
Enrollment
159 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced May 22, 2026, 5:45 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Nicotine Addiction, Drug Addiction, Drug Dependence, Substance Use Disorder, Tobacco Dependence
Interventions
Mobile Smoking Cessation Solution
Device
Lead sponsor
Click Therapeutics, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
416 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 13, 2018 · Synced May 22, 2026, 5:45 AM EDT
Completed Early Phase 1 Interventional
View directory record Official record
Conditions
Healthy, Nicotine Addiction, Electronic Cigarette Use
Interventions
Lower nicotine e-liquid, Higher nicotine eliquid
Drug
Lead sponsor
Rochester Institute of Technology
Other
Eligibility
21 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Sep 26, 2024 · Synced May 22, 2026, 5:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Cigarette Smoking
Interventions
Smoking abstinence
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 70 Years
Enrollment
305 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Dec 2, 2015 · Synced May 22, 2026, 5:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Smoking Cessation
Interventions
GENERIC, eTARGET
Behavioral
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
2,896 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Feb 22, 2022 · Synced May 22, 2026, 5:45 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Nicotine Dependence, Nicotine Vaping
Interventions
(S)-Nicotine, (R)- nicotine, Racemic nicotine
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced May 22, 2026, 5:45 AM EDT
Completed Phase 2Phase 3 Interventional Results available
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 30, 2025 · Synced May 22, 2026, 5:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Substance Withdrawal Syndrome
Interventions
Abstinence from e-cigarettes
Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
147 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
2
States / cities
Baltimore, Maryland • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Nov 19, 2018 · Synced May 22, 2026, 5:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Cardiovascular Risk Factor, Nicotine Dependence
Interventions
Electronic Cigarette
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years to 70 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced May 22, 2026, 5:45 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Varenicline, Nicotine patch, Placebo Patch, Placebo Pill
Drug · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
1,251 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
2
States / cities
Madison, Wisconsin • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 22, 2023 · Synced May 22, 2026, 5:45 AM EDT
Active, not recruiting Phase 4 Interventional
View directory record Official record
Conditions
Nicotine Dependence, Electronic Cigarette Use
Interventions
Electronic Cigarette, Nicotine Lozenge
Drug
Lead sponsor
Butler Hospital
Other
Eligibility
21 Years to 65 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Nov 14, 2024 · Synced May 22, 2026, 5:45 AM EDT
Not listed Not applicable Interventional
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 25, 2023 · Synced May 22, 2026, 5:45 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Nicotine Dependence, Cigarettes
Interventions
Nicotine Corrective Messages
Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
794 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Dec 1, 2022 · Synced May 22, 2026, 5:45 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available
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 1, 2023 · Synced May 22, 2026, 5:45 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Marijuana Dependence
Interventions
Progesterone, placebo
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 60 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 25, 2020 · Synced May 22, 2026, 5:45 AM EDT
Completed Phase 3 Interventional Results available
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 5, 2014 · Synced May 22, 2026, 5:45 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Smoking, Smoking Cessation, Craving, Addiction, Addiction Nicotine, Nicotine Dependence, Cigarette Smoking
Interventions
Real TBS to the vmPFC, Sham cTBS to the vmPFC
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated May 20, 2024 · Synced May 22, 2026, 5:45 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Very low nicotine content cigarettes, Normal nicotine content cigarettes
Drug
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
21 Years to 60 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 19, 2024 · Synced May 22, 2026, 5:45 AM EDT