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ClinicalTrials.gov public records Last synced Oct 20, 2026, 9:26 AM EDT

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Showing 1–24 of 166 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Nicotine gum Clear all
Completed Phase 3 Interventional Accepts healthy volunteers

Tobacco Intervention in Buprenorphine Treatment

NCT01350011
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Innovative System, Standard Treatment Control (STC)
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
175 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Nov 13, 2018 · Synced Oct 20, 2026, 9:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Comparison of Nicotine Plasma Concentrations and Subjective Effects for Three Menthol Electronic Cigarettes vs Combustible Menthol Cigarettes and Nicotine Gum

NCT02664012
View directory record Official record
Conditions
Smoking
Interventions
Own Brand Menthol Cigarette, Electronic Menthol Cigarette #1, Electronic Menthol Cigarette #2, Electronic Menthol Cigarette #3, Leading U.S. Nicotine Gum
Other
Lead sponsor
R.J. Reynolds Vapor Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Jun 4, 2018 · Synced Oct 20, 2026, 9:26 AM EDT
Completed Not applicable Interventional Results available

Financial Incentives for Smoking Cessation Among Mothers

NCT05740098
View directory record Official record
Conditions
Cigarette Smoking
Interventions
Best Practices, Financial Incentives, Nicotine Replacement Therapy
Behavioral · Drug
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older · Female only
Enrollment
198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Jul 28, 2023 · Synced Oct 20, 2026, 9:26 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers

Testing Pharmacological Therapies for Pregnant Smokers

NCT00224419
View directory record Official record
Conditions
Smoking, Pregnancy
Interventions
Motivational interviewing for smoking cessation, Cognitive behaviors therapy, CBT + NRT
Behavioral · Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older · Female only
Enrollment
181 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2003
U.S. locations
2
States / cities
Durham, North Carolina • Fayetteville, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 21, 2014 · Synced Oct 20, 2026, 9:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Reducing Tobacco Related Health Disparities

NCT00984724
View directory record Official record
Conditions
Smoking Cessation, Smoking
Interventions
Standard Treatment (ST), Telephone Counseling, Quitline, Nicotine Replacement Therapy (NRT)
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
639 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 7, 2016 · Synced Oct 20, 2026, 9:26 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

ACT Lung Health Intervention: Phase Two

NCT06945120
View directory record Official record
Conditions
Smoking Cessation, Smoking Behaviors, Smoking, Tobacco, Smoking, Cigarette, Smoking (Tobacco) Addiction
Interventions
ACT Lung Health Intervention
Behavioral
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years to 100 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 13, 2026 · Synced Oct 20, 2026, 9:26 AM EDT
Completed Phase 4 Interventional Results available

Mobile Contingency Management for Concurrent Abstinence From Alcohol and Smoking

NCT02995915
View directory record Official record
Conditions
Smoking Cessation, Alcohol Drinking
Interventions
Nicotine Replacement Therapy, Bupropion, Cognitive Behavioral Treatment, Mobile Contingency Management, Mobile Monitoring
Other · Drug · Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 80 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 28, 2021 · Synced Oct 20, 2026, 9:26 AM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers

Integrating Financial Coaching and Smoking Cessation Coaching

NCT05154669
View directory record Official record
Conditions
Smoking
Interventions
Financial counseling, Nicotine Replacement Therapy Agent - Patches, Nicotine Replacement Therapy Agent - Lozenges, Nicotine Replacement Therapy Agent - Gum
Other · Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 100 Years
Enrollment
602 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2029
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Oct 20, 2026, 9:26 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Research and Innovation to Stop E-cigarette/Vaping in Young Adults

NCT04974580
View directory record Official record
Conditions
Nicotine Dependence, E-Cig Use
Interventions
Nicotine patch, Phone Counseling, Digital Coaching
Drug · Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 24 Years
Enrollment
508 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 29, 2024 · Synced Oct 20, 2026, 9:26 AM EDT
Completed Not applicable Interventional Results available

Patch Study - Intervention for HIV Positive Smokers

NCT02982772
View directory record Official record
Conditions
Smoking Cessation, HIV
Interventions
Combination Therapy, Standard Care Intervention
Other
Lead sponsor
dr. maria miguez
Other
Eligibility
18 Years and older
Enrollment
488 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Oct 6, 2021 · Synced Oct 20, 2026, 9:26 AM EDT
Completed Not applicable Interventional Results available

Mobile Contingency Management for Marijuana and Tobacco Cessation

NCT02869451
View directory record Official record
Conditions
Cigarette Smoking, Marijuana Abuse
Interventions
bupropion, transdermal nicotine patch, Nicotine polacrilex, nicotine lozenge, counseling for marijuana and smoking cessation, mobile contingency management
Drug · Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 70 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 7, 2020 · Synced Oct 20, 2026, 9:26 AM EDT
Withdrawn Early Phase 1 Interventional Accepts healthy volunteers

Inpatient Smoking Cessation Pilot Program

NCT05060965
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
Nicotine lozenge, Nicotine gum, Nicotine patch, Maryland Quitline, John Hopkins Tobacco Treatment Clinic
Drug · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 15, 2023 · Synced Oct 20, 2026, 9:26 AM EDT
Completed Phase 4 Interventional Results available

Abstinence Reinforcement Therapy (ART) for Homeless Veteran Smokers

NCT02245308
View directory record Official record
Conditions
Tobacco Use Disorder, Homelessness
Interventions
Nicotine Patches, mobile contingency management (mCM), Smoking cessation counseling, Nicotine rescue method, Bupropion
Drug · Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 70 Years
Enrollment
133 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 4, 2022 · Synced Oct 20, 2026, 9:26 AM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers

Evaluate Harm Reduction Products as a Second Line Intervention for Adult Smokers Who Do Not Quit With NRT

NCT06088862
View directory record Official record
Conditions
Smoking Cessation, Harm Reduction
Interventions
Nicoderm, Nicorette 4Mg Chewing Gum, Nicorette Lozenge Product, BIDI e-cigarette, on!
Drug · Other
Lead sponsor
Rose Research Center, LLC
Industry
Eligibility
22 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
2
States / cities
Charlotte, North Carolina • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 30, 2025 · Synced Oct 20, 2026, 9:26 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Bronchoscopy in Determining the Effect of E-Cigarette Smoking on Biomarkers in the Lungs

NCT03691350
View directory record Official record
Conditions
Cigarette Smoker, Current Every Day Smoker
Interventions
Bronchoscopy with Bronchoalveolar Lavage, Cigarette, Electronic Cigarette, Laboratory Biomarker Analysis, Nicotine Replacement, Questionnaire Administration
Procedure · Drug · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years to 52 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Oct 20, 2026, 9:26 AM EDT
Completed Not applicable Interventional Results available

WeChat Quit Coach Pilot Study

NCT05130788
View directory record Official record
Conditions
Smoking Cessation
Interventions
WeChat Quit Coach, Leaflet, Optional Nicotine Replacement Therapy (NRT) Patches or Lozenges
Behavioral · Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 80 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 20, 2026, 9:26 AM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Effectiveness of Combination Varenicline and Oral Nicotine Replacement Therapy (COMBO)

NCT03722966
View directory record Official record
Conditions
Smoking Cessation
Interventions
Varenicline, Oral Nicotine Replacement Therapy (NRT), Medication Reminders, Tobacco Cessation Counseling
Drug · Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 65 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Feb 6, 2024 · Synced Oct 20, 2026, 9:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

CSD201001: Study to Assess Elements of Abuse Liability for Three Nicotine Pouches

NCT05129657
View directory record Official record
Conditions
Smoking, Tobacco Use, Tobacco Smoking
Interventions
Product A, Product B, Product C, Product D, Product N
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
2
States / cities
Raleigh, North Carolina • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Apr 30, 2024 · Synced Oct 20, 2026, 9:26 AM EDT
Active, not recruiting Phase 4 Interventional

C-Raven, a Virtual Tobacco Cessation Intervention in Residency Clinics

NCT07220356
View directory record Official record
Conditions
Tobacco Dependence
Interventions
C-Raven Virtual Tobacco Cessation Counseling, Nicotine Replacement Product, Community Health Worker, Lung Cancer Screening
Behavioral · Drug · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
50 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Oct 20, 2026, 9:26 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Web-based Smoking Cessation Program for Tribal College Students

NCT02050308
View directory record Official record
Conditions
Smoking Cessation
Interventions
Internet-All Nations Breath of Life (I-ANBL), Honoring the Gift of Heart Health, Nicotine gum, Patch, or Lozenge or Zyban® or Chantix®
Other · Drug
Lead sponsor
Won Choi, PhD, MPH
Other
Eligibility
18 Years and older
Enrollment
251 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
2
States / cities
Kansas City, Kansas • Pablo, Montana
Source: ClinicalTrials.gov public record
Updated Dec 7, 2021 · Synced Oct 20, 2026, 9:26 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of the Abuse Liability of Very Low Nicotine (VLN) Cigarettes

NCT03559751
View directory record Official record
Conditions
Tobacco Use
Interventions
VLN cigarettes (A), Usual Brand Cigarettes (B), Nicotine gum (C)
Other · Drug
Lead sponsor
22nd Century Group, Inc.
Industry
Eligibility
22 Years to 65 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Mar 26, 2020 · Synced Oct 20, 2026, 9:26 AM EDT
Completed Not applicable Interventional

Electronic Cigarettes as a Harm Reduction Strategy Among Patients With COPD

NCT04465318
View directory record Official record
Conditions
COPD
Interventions
E-cigarette (EC), Nicotine Replacement Therapy (NRT), Smoking Harm Reduction Counseling Sessions
Other · Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years to 75 Years
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 15, 2023 · Synced Oct 20, 2026, 9:26 AM EDT
Completed Phase 4 Interventional Results available

Mobile Health Technology to Enhance Abstinence in Smokers With Schizophrenia

NCT02420015
View directory record Official record
Conditions
Schizophrenia, Cigarette Smoking
Interventions
Nicotine replacement therapy, Bupropion, cognitive-behavioral smoking cessation counseling, Mobile Contingency Management, Stay Quit Coach, SMS text messaging
Drug · Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 70 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 10, 2019 · Synced Oct 20, 2026, 9:26 AM EDT
Completed Not applicable Interventional Results available

Smoking Cessation Using Motivational Therapy and Varenicline

NCT00701896
View directory record Official record
Conditions
Smoking, HIV Infections
Interventions
Varenicline tartrate, Nicotine Replacement Therapy, Biological Control, Motivational Interview
Drug · Other · Behavioral
Lead sponsor
Philip Diaz
Other
Eligibility
18 Years and older
Enrollment
294 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 15, 2021 · Synced Oct 20, 2026, 9:26 AM EDT