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ClinicalTrials.gov public records Last synced Oct 14, 2026, 1:29 AM EDT

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Showing 433–456 of 1,795 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Tobacco Products Clear all
Completed Not applicable Interventional Results available

Promoting Oral Health Among Smokers Randomized Trial

NCT02347124
View directory record Official record
Conditions
Oral Disease, Smoking
Interventions
Usual Care Control, Enhanced Intervention
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
718 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 8, 2019 · Synced Oct 14, 2026, 1:29 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Biomarker Feedback to Motivate Tobacco Cessation in Pregnant ALaska Native Women: Phase 2

NCT02018640
View directory record Official record
Conditions
Cancer, Tobacco Use, Pregnancy
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 100 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Anchorage, Alaska
Source: ClinicalTrials.gov public record
Updated Dec 19, 2017 · Synced Oct 14, 2026, 1:29 AM EDT
Completed Phase 3 Interventional Results available

Providing Free Nicotine Patches to Quitline Smokers

NCT01736085
View directory record Official record
Conditions
Smoking Cessation
Interventions
Telephone counseling, Voucher, Nicotine patches
Behavioral · Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
3,706 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 19, 2020 · Synced Oct 14, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Randomized Trial of Internet Access to Nicotine Patches

NCT00534404
View directory record Official record
Conditions
Smoking Cessation, Tobacco Use Disorder
Interventions
Nicotine patches, Telephone counseling, iQuit Smoking website
Drug · Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
2,485 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Feb 3, 2015 · Synced Oct 14, 2026, 1:29 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Studying Nicotine Addiction With Transcranial Magnetic Stimulation

NCT01702948
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Not listed
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 55 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 5, 2019 · Synced Oct 14, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Path2Quit Tobacco Intervention For African Americans

NCT03524482
View directory record Official record
Conditions
Smoking Cessation, Smoking, Tobacco
Interventions
SmokeFreeText, Path2Quit
Behavioral
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
119 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 28, 2019 · Synced Oct 14, 2026, 1:29 AM EDT
Completed Not applicable Interventional Results available

Adapt2Quit - An Adaptive Motivational System for Socio-Economically Disadvantaged Smokers

NCT04720625
View directory record Official record
Conditions
Tobacco Smoking
Interventions
Adapt2Quit, Control
Behavioral
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years to 99 Years
Enrollment
757 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
3
States / cities
Baltimore, Maryland • Springfield, Massachusetts • Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 14, 2026, 1:29 AM EDT
Completed Phase 2 Interventional Results available

18F-FSPG PET/CT in Imaging Patients With Newly Diagnosed Lung Cancer or Indeterminate Pulmonary Nodules

NCT02448225
View directory record Official record
Conditions
Lung Carcinoma, Solitary Pulmonary Nodule, Cigarette Smoking Behavior
Interventions
Computed Tomography, fluorodeoxyglucose F-18, Fluorine F 18 L-glutamate Derivative BAY94-9392, Laboratory Biomarker Analysis, Positron Emission Tomography, Positron Emission Tomography (PET)
Procedure · Radiation · Drug + 1 more
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
40 Years to 80 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2022
U.S. locations
2
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 19, 2022 · Synced Oct 14, 2026, 1:29 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Lab to Real World Assessment of E-cigarette Abuse Liability and Appeal

NCT02520349
View directory record Official record
Conditions
Nicotine Dependence
Interventions
MarkTen and e-Go e-cigarettes
Device
Lead sponsor
Truth Initiative
Other
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 6, 2020 · Synced Oct 14, 2026, 1:29 AM EDT
Completed Not applicable Interventional Results available

Smoking Cessation for Cervical Cancer Survivors

NCT02157610
View directory record Official record
Conditions
Cervical Cancer, Tobacco Use, Smoking Cessation
Interventions
Self-Help Materials, Nicotine Patch, REDCap, Saliva Test, Telephone Counseling Sessions, Nicotine lozenge
Behavioral · Drug · Procedure
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
202 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
3
States / cities
Tampa, Florida • Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jul 20, 2023 · Synced Oct 14, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Short Messaging Service Program to Help Quit Smoking During Perioperative Period.

NCT03839043
View directory record Official record
Conditions
Tobacco Use Cessation, Perioperative/Postoperative Complications, Tobacco Smoking
Interventions
Brief behavioral intervention, SMS Program
Behavioral · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 9, 2021 · Synced Oct 14, 2026, 1:29 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Testing ANSOS for Efficacy in Multi-Tribal Urban Communities

NCT06566703
View directory record Official record
Conditions
Smokeless Tobacco Cessation
Interventions
All Nations Snuff Out Smokeless, Healthy Living
Behavioral
Lead sponsor
Lehigh University
Other
Eligibility
18 Years and older
Enrollment
384 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Bethlehem, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Oct 14, 2026, 1:29 AM EDT
Completed Phase 1 Interventional

Brain Reaction to Treatment of Nicotine Dependence

NCT00108173
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Zyban
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
21 Years to 60 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2011
U.S. locations
1
States / cities
West Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 9, 2013 · Synced Oct 14, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Approach Bias Retraining to Augment Smoking Cessation

NCT03325777
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Approach Bias Retraining, SHAM Training
Behavioral
Lead sponsor
Jasper A. Smits
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 15, 2026 · Synced Oct 14, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Reducing Tobacco Smoking: a Transcranial Direct Current Stimulation (TDCS) Telehealth Study

NCT05460676
View directory record Official record
Conditions
Smoking Cessation
Interventions
Transcranial Direct Current Stimulation (tDCS), Mindfulness, Sham - Transcranial Direct Current Stimulation (tDCS)
Device · Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
21 Years to 75 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated May 29, 2026 · Synced Oct 14, 2026, 1:29 AM EDT
Completed Early Phase 1 Interventional Results available

Nicotine's Potential Abuse With Menthol

NCT04535362
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Nicotine
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 35 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 26, 2024 · Synced Oct 14, 2026, 1:29 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Applying mHealth to Tobacco-related Health Disparities

NCT03404596
View directory record Official record
Conditions
Smoking Cessation
Interventions
Nicotine Patch, Counseling, Smartphone, AutoSense
Drug · Behavioral · Other
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated May 11, 2023 · Synced Oct 14, 2026, 1:29 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Catalyzing Cigarette Smoking Cessation Through Harm Reduction Sampling Among People Unmotivated to Quit

NCT07199517
View directory record Official record
Conditions
Cigarette Smoking, Tobacco Use, Cigarette Smoking Behavior
Interventions
HRP Sampling period, NPL Sampling period
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
21 Years and older
Enrollment
472 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Oct 14, 2026, 1:29 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Use of Nicotine Pouches Among Daily Smokers

NCT06043362
View directory record Official record
Conditions
Tobacco Dependence
Interventions
0 mg nicotine pouch, 3 mg nicotine pouch, 6 mg nicotine pouch, Smooth nicotine pouch, Wintergreen nicotine pouch
Other
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
21 Years to 70 Years
Enrollment
375 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
2
States / cities
Hershey, Pennsylvania • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 1, 2025 · Synced Oct 14, 2026, 1:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Does Switching to Nicotine Containing Electronic Cigarettes Reduce Health Risk Markers

NCT03625986
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Nicotine-Containing Electronic Cigarette, Non-Nicotine Electronic Cigarette
Other
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
21 Years to 70 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 27, 2025 · Synced Oct 14, 2026, 1:29 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Comparative Effectiveness of Mobile Health Smoking Cessation Approaches Among Underserved Patients in Primary Care

NCT05415761
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
iCanQuit, iCanQuit+Motiv8, Florida quit line
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
21 Years and older
Enrollment
1,332 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 12, 2026 · Synced Oct 14, 2026, 1:29 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Brain/Craving Response to Smoking Cues After Oral Nicotine Pouch Use

NCT07698470
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Oral Nicotine Pouch, Smoking Cue Reactivity Task
Other · Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
21 Years to 55 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Oct 14, 2026, 1:29 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Nicotine Dependence, Withdrawal and Replacement Therapy Assessed by PET Imaging

NCT01664741
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Nicotine patch - transdermal, placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 60 Years
Enrollment
127 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 9, 2019 · Synced Oct 14, 2026, 1:29 AM EDT
Terminated Phase 1 Interventional

Early Tobacco Abstinence - 5

NCT00224965
View directory record Official record
Conditions
Tobacco Use
Interventions
Behavior Therapy
Behavioral
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 60 Years
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2004
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 12, 2017 · Synced Oct 14, 2026, 1:29 AM EDT