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ClinicalTrials.gov public records Last synced Oct 5, 2026, 5:43 PM EDT

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Showing 49–72 of 1,395 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Nicotine polacrilex Clear all
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 5, 2026, 5:43 PM EDT
Not listed No phase listed Observational

Comparative Tobacco Interventions for Individuals With Severe and Persisting Behavioral Health Disorders

NCT04523948
View directory record Official record
Conditions
Tobacco Use
Interventions
Behavioral and pharmacological support to reduce combustible tobacco use.
Behavioral
Lead sponsor
Rose Research Center, LLC
Industry
Eligibility
21 Years and older
Enrollment
100 participants
Timeline
2020 – 2023
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 28, 2021 · Synced Oct 5, 2026, 5:43 PM 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 5, 2026, 5:43 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Melanin and Dermal Uptake of Thirdhand Cigarette Smoke

NCT06020248
View directory record Official record
Conditions
Healthy
Interventions
Wear clothing that has been exposed to cigarette smoke for 3 hours.
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 50 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Oct 5, 2026, 5:43 PM 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 5, 2026, 5:43 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Flavors and E-cigarette Effects in Adolescent Smokers- STUDY 2

NCT03168191
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Nicotine, Experimental Flavor, Menthol Flavor
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 20 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 4, 2020 · Synced Oct 5, 2026, 5:43 PM 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 5, 2026, 5:43 PM 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 5, 2026, 5:43 PM EDT
Recruiting Not applicable Interventional

Preoperative Nicotine Cessation for Women With Breast Cancer Recommended for Reconstruction

NCT06461650
View directory record Official record
Conditions
Breast Cancer
Interventions
Nicotine cessation program
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 80 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Oct 5, 2026, 5:43 PM 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 5, 2026, 5:43 PM 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 5, 2026, 5:43 PM 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 5, 2026, 5:43 PM 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 5, 2026, 5:43 PM EDT
Completed Not applicable Interventional Results available

Integrated Treatment for Smoking Cessation & Anxiety in People With HIV

NCT01393301
View directory record Official record
Conditions
Nicotine Dependence, Symptoms of Anxiety, HIV
Interventions
Integrated cognitive-behavioral therapy for smoking cessation and anxiety, Control
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 3, 2023 · Synced Oct 5, 2026, 5:43 PM EDT
Completed Phase 1 Interventional

Varenicline on Reward Responses and Cognition in Adolescent Smokers

NCT01624428
View directory record Official record
Conditions
Tobacco Use Disorders
Interventions
Varenicline, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
16 Years to 19 Years
Enrollment
16 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 Feb 3, 2014 · Synced Oct 5, 2026, 5:43 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Nicotine Regulation for Dual Users of E-cigarettes and Cigarettes

NCT06614504
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Varying the nicotine content of cigarettes, Varying the nicotine content of e-cigarettes
Other
Lead sponsor
University of Vermont
Other
Eligibility
21 Years and older
Enrollment
308 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
2
States / cities
Providence, Rhode Island • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Jun 27, 2025 · Synced Oct 5, 2026, 5:43 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Provoked Craving Assessment

NCT01506908
View directory record Official record
Conditions
Smoking Dependence, Smoking
Interventions
oral nicotine, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
323 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Burbank, California
Source: ClinicalTrials.gov public record
Updated Aug 28, 2019 · Synced Oct 5, 2026, 5:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of e-Cigarettes on Perceptions and Behavior

NCT03742817
View directory record Official record
Conditions
Electronic Cigarettes
Interventions
e-Cigarette
Other
Lead sponsor
University of Southern California
Other
Eligibility
21 Years and older
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 11, 2023 · Synced Oct 5, 2026, 5:43 PM EDT
Completed Phase 1Phase 2 Interventional

A Preliminary Study of Sustained-Release Bupropion for Smoking Cessation in Bipolar Affective Disorder

NCT00593099
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Bupropion, Placebo
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Oct 5, 2026, 5:43 PM EDT
Completed Not applicable Interventional

Intensive Intervention for Smokers - 6

NCT00217984
View directory record Official record
Conditions
Tobacco Use Disorder, Alcohol Dependence
Interventions
Usual Care, Extended cognitive behavior therapy
Other · Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 75 Years
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Nov 1, 2017 · Synced Oct 5, 2026, 5:43 PM EDT
Terminated Not applicable Interventional Results available

Analysis of Aldehyde Biomarkers of Exposure and Host Response

NCT00482690
View directory record Official record
Conditions
Smoking Cessation
Interventions
nicotine polacrilex, nicotine transdermal system, nicotine inhaler
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 7, 2023 · Synced Oct 5, 2026, 5:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

YMCA Exercise Intervention for Smoking Cessation Study

NCT03080090
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Aerobic exercise, Smoking Cessation Intervention
Behavioral
Lead sponsor
Jasper A. Smits
Other
Eligibility
18 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Oct 5, 2026, 5:43 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Nicotine Treatment for Pulmonary Sarcoidosis: A Clinical Trial Pilot Study

NCT02265874
View directory record Official record
Conditions
Sarcoidosis
Interventions
Habitrol, Placebo to Habitrol
Drug
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 75 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 24, 2025 · Synced Oct 5, 2026, 5:43 PM EDT
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

Smoking Cessation Intervention During Low Dose CT (LDCT) Screening for Lung Cancer

NCT03059940
View directory record Official record
Conditions
Smoking Cessation
Interventions
Questionnaires, Low Dose Computed Tomography Scan, Shared Decision Making + Video, Cessation Counseling, Quitline, Pharmacotherapy Discussion, Nicotine Patch, Anti-Smoking Drug, Tobacco Treatment Program, Carbon Monoxide (CO) Level Test
Behavioral · Procedure · Other + 1 more
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
50 Years and older
Enrollment
630 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Oct 5, 2026, 5:43 PM EDT