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ClinicalTrials.gov public records Last synced Oct 14, 2026, 12:16 AM EDT

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Showing 385–408 of 1,795 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Tobacco Products Clear all
Recruiting Phase 1 Interventional Accepts healthy volunteers

Effect of Cannabis on Cigarette Use Behavior

NCT06609083
View directory record Official record
Conditions
Cannabis Use, Tobacco Use, Cigarette Smoking
Interventions
THC 30mg, THC 5mg, THC 0mg, Cigarette Full Nicotine, Cigarette Reduced Nicotine
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 16, 2026 · Synced Oct 14, 2026, 12:16 AM EDT
Not listed Not applicable Interventional

The Effect of Electronic Cigarette Use on Smoking Behaviors Among Smokers Receiving Outpatient Psychiatric Treatment

NCT04014322
View directory record Official record
Conditions
Tobacco Smoking, Psychiatric Disorders
Interventions
E-cigarette
Other
Lead sponsor
Fordham University
Other
Eligibility
21 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Sep 18, 2023 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Drug /Cue Interactions In Alcohol-Tobacco Comorbidity

NCT00816231
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Tobacco, Alcoholic Beverage, Placebo
Behavioral · Other
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
21 Years to 55 Years
Enrollment
244 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2019
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Sep 6, 2019 · Synced Oct 14, 2026, 12:16 AM EDT
Terminated Not applicable Interventional Results available

tDCS and Cognitive Training Intervention for Chronic Smokers With Schizophrenia

NCT03588728
View directory record Official record
Conditions
Transcranial Direct Current Stimulation, Smoking, Cigarette, Schizophrenia
Interventions
Transcranial Direct Current Stimulation, Cognitive Remediation (CR)
Other · Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 65 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 13, 2023 · Synced Oct 14, 2026, 12:16 AM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Mechanisms of Lorcaserin for Smoking Cessation

NCT04396834
View directory record Official record
Conditions
Tobacco Use Disorder, Smoking Cessation
Interventions
Lorcaserin Oral Tablet, Placebo oral tablet
Drug
Lead sponsor
The Mind Research Network
Other
Eligibility
18 Years to 65 Years
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Mar 20, 2023 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Breathe 2 Project 3: Comprehensive Chronic Care

NCT05382221
View directory record Official record
Conditions
Smoking Cessation, Smoking Abstinence
Interventions
Comprehensive Chronic Care, Standard Care
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
979 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
2
States / cities
Madison, Wisconsin • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 18, 2025 · Synced Oct 14, 2026, 12:16 AM 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 14, 2026, 12:16 AM EDT
Completed Phase 3 Interventional Results available

Study to Determine the Efficacy and Safety of a Novel Nicotine Replacement Therapy

NCT02355665
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Nicotine Spray, Placebo
Drug
Lead sponsor
McNeil Consumer Healthcare Division of McNEIL-PPC, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
1,198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
8
States / cities
Scottsdale, Arizona • Burbank, California • Chicago, Illinois + 5 more
Source: ClinicalTrials.gov public record
Updated Jan 8, 2019 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Development of a Videogame Prototype Targeting Cigarette and Marijuana Smoking, and Tobacco Product Prevention Among Young Adolescents

NCT03107936
View directory record Official record
Conditions
Smoking
Interventions
smokeSCREEN game
Behavioral
Lead sponsor
Yale University
Other
Eligibility
10 Years to 16 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
4
States / cities
Hamden, Connecticut • New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Oct 19, 2018 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Phase 2 Interventional Results available

Novel Smoking Cessation Drug for Schizophrenia

NCT02230384
View directory record Official record
Conditions
Smoking Cessation
Interventions
Active JNJ Drug, Placebo Pill
Drug
Lead sponsor
K.N. Roy Chengappa
Other
Eligibility
18 Years to 66 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 2, 2019 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Phase 2 Interventional Results available

Pilot Study of Tolcapone in Smokers

NCT01202955
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Tolcapone, Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 55 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 12, 2018 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sugars in Cigarettes

NCT05308316
View directory record Official record
Conditions
Tobacco Use
Interventions
Cigarettes with added sucrose
Other
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
21 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Not applicable Interventional Results available

Financial Incentives for Smoking Cessation Among Disadvantaged Pregnant Women

NCT02210832
View directory record Official record
Conditions
Cigarette Smoking
Interventions
Best practices, financial incentives
Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older · Female only
Enrollment
257 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Aug 24, 2023 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

The Effects of Sedatives on Tobacco Use Disorder

NCT03813121
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
midazolam intravenous infusion, placebo intravenous infusion, ketamine intravenous infusion
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 55 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Oct 6, 2022 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Low Nicotine Cigarettes, Smoking, and Chronic Pain

NCT05032755
View directory record Official record
Conditions
Chronic Pain, Smoking, Cigarette
Interventions
SPECTRUM NRC 102/103 investigational cigarettes, SPECTRUM NRC 600/601 investigational cigarettes
Other
Lead sponsor
Duke University
Other
Eligibility
21 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 29, 2025 · Synced Oct 14, 2026, 12:16 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Ask Advise Connect (AAC) Harris Heath CPRIT

NCT01788787
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
Quitline-Delivered Proactive Telephone Counseling, Follow-Up Phone Call, Smoking Cessation Training, Qualitative Interviews Concerning the Implementation of AAC
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
5,212 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2049
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 28, 2019 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Smoking Cessation Behavioral Treatment Study

NCT03948893
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Mindfulness-Oriented Recovery Enhancement (MORE), Cognitive Behavioral Therapy (CBT)
Behavioral
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
2
States / cities
Columbia, Missouri • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 7, 2026 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Behavioral Economic Analysis of Demand for Marijuana

NCT03518567
View directory record Official record
Conditions
Marijuana Smoking
Interventions
Smoked marijuana cigarettes: High THC dose (6% THC)
Drug
Lead sponsor
Brown University
Other
Eligibility
18 Years to 50 Years
Enrollment
133 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Feb 12, 2024 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Not applicable Interventional Results available

Medicinal Nicotine for Preventing Stress Induced Craving and Withdrawal Symptoms

NCT01522963
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Nicotine lozenge
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 21, 2017 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Applying Novel Technologies and Methods to Inform the Ontology of Self-Regulation: Binge Eating and Smoking

NCT03353649
View directory record Official record
Conditions
Binge Eating, Smoking, Tobacco, Behavior
Interventions
Now vs. Later Cue, fMRI
Behavioral · Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
115 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Sep 25, 2019 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Phase 2 Interventional

Nicotinic Receptor Augmentation of SSRI Antidepressants

NCT00319319
View directory record Official record
Conditions
Depressive Disorder
Interventions
Mecamylamine hydrochloride (Inversine)
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 19, 2007 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Randomized Controlled Trial to Evaluate the Impact of ZYN Nicotine Pouch Products on Cigarette Usage and BoExp in Adult Smokers Over a 12-week Period

NCT06568900
View directory record Official record
Conditions
Tobacco Use
Interventions
cigarette smoking, tobacco flavored and unflavored pouch, unrestricted flavor options pouch
Other
Lead sponsor
Swedish Match AB
Industry
Eligibility
22 Years to 65 Years
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 23, 2024 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Not applicable Interventional

A Study of Tobacco Smoke and Children With Respiratory Illnesses

NCT03062709
View directory record Official record
Conditions
Bronchiolitis, Pneumonia, Reactive Airway Disease, Asthma, Tobacco Smoking, Tobacco Cessation, Bronchopulmonary Dysplasia
Interventions
Breathe Easy Coalition written materials, Maine Tobacco Helpline, Urine cotinine testing
Behavioral · Diagnostic Test
Lead sponsor
MaineHealth
Other
Eligibility
Up to 10 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Portland, Maine
Source: ClinicalTrials.gov public record
Updated May 16, 2017 · Synced Oct 14, 2026, 12:16 AM EDT
Completed Phase 2 Interventional Results available

Topiramate to Aid Smoking Cessation in Alcohol Dependent Men

NCT00802412
View directory record Official record
Conditions
Nicotine Dependence, Alcohol Dependence
Interventions
Topiramate, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 70 Years · Male only
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jan 31, 2017 · Synced Oct 14, 2026, 12:16 AM EDT