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ClinicalTrials.gov public records Last synced Oct 6, 2026, 4:15 AM EDT

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Showing 73–96 of 2,325 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Tobacco, Smoking Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

PROS Smokebusters: Adolescent Smoking Cessation in Pediatric Primary Care

NCT00135265
View directory record Official record
Conditions
Health Care Quality, Access, and Evaluation, Smoking Cessation
Interventions
smoking cessation, practice change
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
14 Years and older
Enrollment
4,100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jun 28, 2010 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Randomized Clinical Trial to Reduce Harm From Tobacco

NCT02328794
View directory record Official record
Conditions
Smoking Cessation
Interventions
E-cigarette free access, E-cigarette/NRT/Zyban/Chantix Choice, Outcome Incentive arm, Loss framing incentive arm, Control
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 99 Years
Enrollment
6,006 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 2, 2017 · Synced Oct 6, 2026, 4:15 AM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Evaluation of the Electronic Cigarette Withdrawal Syndrome

NCT06066996
View directory record Official record
Conditions
E-cigarette Use, Withdrawal
Interventions
Transdermal Nicotine Patch, Placebo Nicotine Patch
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 55 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Cardiovascular Effects of Electronic Hookah Vaping

NCT03690427
View directory record Official record
Conditions
Endothelial Dysfunction, Inflammation, Oxidative Stress
Interventions
Traditional hookah smoking, Electronic hookah vaping
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 39 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 16, 2023 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Enhancing Teachable Moment Communication for Smoking Cessation and Weight Management

NCT01575886
View directory record Official record
Conditions
Clinician Patient Communication, Smoking Cessation, Weight Management
Interventions
Teachable Moment Communication Process
Other
Lead sponsor
Case Western Reserve University
Other
Eligibility
18 Years to 70 Years
Enrollment
840 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 12, 2022 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Not applicable Interventional

Functional Assessment Screening Tablets - Patient Reported Measures

NCT01080183
View directory record Official record
Conditions
Smoking
Interventions
Patient feedback form
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 15, 2016 · Synced Oct 6, 2026, 4:15 AM EDT
Completed No phase listed Observational

A Mood Management Intervention for Pregnant Smokers

NCT00505869
View directory record Official record
Conditions
Pregnancy, Smoking
Interventions
Health & Wellness Intervention, Questionnaire, Mood Management Intervention
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
16 Years and older · Female only
Enrollment
338 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 2, 2012 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Phase 4 Interventional Results available

A Multi-National Study To Assess How Effective And Safe The Smoking Cessation Medicine Varenicline Is In Smokers Who Have Already Tried Varenicline In The Past As A Prescription Medicine From Their Usual Healthcare Provider

NCT01244061
View directory record Official record
Conditions
Smoking Cessation
Interventions
Varenicline, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
498 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
8
States / cities
Los Angeles, California • DeLand, Florida • Lexington, Kentucky + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2014 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Phase 2 Interventional Results available

Effect of Galantamine on Short-term Abstinence

NCT01669538
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Galantamine, Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 60 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 15, 2019 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effects of Metformin During Nicotine Withdrawal

NCT03593538
View directory record Official record
Conditions
Smoking, HIV-1-infection
Interventions
Metformin, Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 26, 2021 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Not applicable Interventional Results available

The Gender-Sex Hormone Interface With Craving & Stress-Related Changes in Smoking

NCT01576874
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Oxytocin, placebo
Drug
Lead sponsor
Kevin Gray, MD
Other
Eligibility
18 Years to 45 Years
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jul 1, 2020 · Synced Oct 6, 2026, 4:15 AM EDT
Terminated Not applicable Interventional Results available

Impact of Cigarette and E-cigarette Flavors on Adult Smoking Behavior

NCT04009850
View directory record Official record
Conditions
Tobacco Use
Interventions
Cigarette Brand Switching, E-cigarette Flavor
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 8, 2024 · Synced Oct 6, 2026, 4:15 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 6, 2026, 4:15 AM EDT
Completed Not applicable Interventional

Pediatric Emergency Department Decision Support System to Reduce Secondhand Smoke

NCT02489708
View directory record Official record
Conditions
Asthma, Smoking Cessation
Interventions
Cessation Counseling
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
1 Day and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 9, 2021 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Extended Treatment for Smoking Cessation

NCT01330043
View directory record Official record
Conditions
Smoking Cessation
Interventions
Bupropion, Nicotine patch, Varenicline
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Enrollment
223 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Aug 1, 2017 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Just Kwit: Mobile Intervention for Tobacco Cessation

NCT03538678
View directory record Official record
Conditions
Smoking Cessation
Interventions
Kwit smartphone app
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 30 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 18, 2021 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

CSD170302: Study to Assess Nicotine Uptake in Smokers From Electronic Cigarettes

NCT03233997
View directory record Official record
Conditions
Smoking
Interventions
FT21018, FT21033, FT21034, FT21035
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
121 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Lakewood, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 20, 2017 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Phase 2 Interventional Results available

A Study to Evaluate the Effect of Lorcaserin Hydrochloride on Smoking Cessation

NCT02044874
View directory record Official record
Conditions
Smoking Cessation
Interventions
APD356-lorcaserin hydrochloride, Placebo
Drug
Lead sponsor
Arena Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
603 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
31
States / cities
Encino, California • Escondido, California • Los Alamitos, California + 27 more
Source: ClinicalTrials.gov public record
Updated Apr 16, 2019 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Not applicable Interventional

Smoking Interventions for Hospital Patients

NCT01177176
View directory record Official record
Conditions
Cigarette Smoking
Interventions
Extended Care Management, Standard Care
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
397 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 18, 2014 · Synced Oct 6, 2026, 4:15 AM EDT
Withdrawn Phase 4 Interventional

Effects of Varenicline in Heavy Drinking Smokers

NCT02488889
View directory record Official record
Conditions
Cigarette Smoking, Alcohol Consumption
Interventions
Varenicline, Placebo pill (for varenicline), Alcohol, placebo beverage (for alcohol)
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 55 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 1, 2018 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Quit Smoking Study for People Who Use E-Cigarettes

NCT04946825
View directory record Official record
Conditions
Nicotine Addiction, E-Cig Use, Quitting Smoking
Interventions
Nicotine replacement therapy patch, Nicotine replacement therapy lozenge, Quit electronic cigarettes, Continue electronic cigarettes
Drug · Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
18 Years to 29 Years
Enrollment
396 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated May 22, 2025 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Phase 1Phase 2 Interventional

Acute Nicotine Gum and Tinnitus Loudness in Non-Smoking Adults

NCT07772089
View directory record Official record
Conditions
Tinnitus, Chronic Subjective Tinnitus
Interventions
Nicotine polacrilex gum 4 mg, Placebo gum
Drug · Other
Lead sponsor
San Diego State University
Other
Eligibility
18 Years to 80 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Sep 4, 2026 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Not applicable Interventional Results available

Acceptance and Commitment Therapy for Tobacco Cessation Among Psychiatric Partial Hospital Patients

NCT03911960
View directory record Official record
Conditions
Tobacco Smoking, Psychiatric Disorder, Psychiatric Hospitalization
Interventions
Acceptance and Commitment Therapy, Enhanced Usual Care
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Sep 25, 2020 · Synced Oct 6, 2026, 4:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Youth Smoking Cessation: Therapy +/- "The Patch"

NCT00631020
View directory record Official record
Conditions
Smoking
Interventions
CBME, Optional NRT
Behavioral · Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
14 Years to 21 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 22, 2015 · Synced Oct 6, 2026, 4:15 AM EDT