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ClinicalTrials.gov public records Last synced Nov 3, 2026, 6:00 PM EST

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Showing 193–216 of 797 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Smoker Clear all
Withdrawn No phase listed Observational Accepts healthy volunteers

Monitoring and Outcome Measures in Asthmatics and Smokers During Pregnancy

NCT00425880
View directory record Official record
Conditions
Asthma, Tobacco Use
Interventions
Not listed
Lead sponsor
University of Kentucky
Other
Eligibility
18 Years to 35 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Aug 9, 2013 · Synced Nov 3, 2026, 6:00 PM EST
Completed Not applicable Interventional

Cessation Service Use and Effectiveness for Hospitalized Smokers

NCT01236079
View directory record Official record
Conditions
Smoking
Interventions
Assisted referral & IVR
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
3
States / cities
Clackamas, Oregon • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 31, 2016 · Synced Nov 3, 2026, 6:00 PM EST
Completed Not applicable Interventional Results available

Integrated Smoking Cessation Treatment for Smokers With Serious Mental Illness

NCT02845440
View directory record Official record
Conditions
Cigarette Smoking, Schizophrenia, Bipolar Disorder, Depressive Disorder, Major, Smoking Cessation
Interventions
Academic Detailing, Community Health Worker, Treatment as Usual (TAU)
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
1,165 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 19, 2022 · Synced Nov 3, 2026, 6:00 PM EST
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Improving Quitline Support Study

NCT03538938
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
1-Call Quitline Counseling, 4-Call Quitline Counseling, Nicotine patch, Nicotine Patch and Nicotine Lozenge, SmokefreeTXT, No SmokefreeTXT, Financial Incentives for Treatment Engagement, No Financial Incentives for Treatment Engagement
Behavioral · Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
1,316 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 12, 2024 · Synced Nov 3, 2026, 6:00 PM EST
Completed Not applicable Interventional

Counseling to Reduce Children's SHS Exposure: A Trial With Maternal Smokers

NCT02117947
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Behavioral Counseling, Self-help control
Behavioral
Lead sponsor
Temple University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 15, 2017 · Synced Nov 3, 2026, 6:00 PM EST
Completed No phase listed Observational

A Focus Group Study to Explore Smoking Triggers and Acceptability of Just-in-time Adaptive Intervent

NCT05231421
View directory record Official record
Conditions
Smoking, Smoking Cessation, Smoking Behaviors
Interventions
Focus Group
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 89 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 7, 2025 · Synced Nov 3, 2026, 6:00 PM EST
Completed Not applicable Interventional Accepts healthy volunteers Results available

Varenicline-Aided Cigarette Reduction in Smokers Not Ready to Quit

NCT01308736
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Varenicline, Placebo pill
Drug
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 64 Years
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Jul 17, 2017 · Synced Nov 3, 2026, 6:00 PM EST
Completed Phase 4 Interventional Results available

Tobacco Cessation Treatment Preferences Among Veteran Smokers

NCT05277207
View directory record Official record
Conditions
Tobacco Use
Interventions
Personalized Smoking Cessation Facilitation Meetings, Personalized Smoking Cessation Pharmacotherapy, Personalized Text Messaging Support, SmokefreeVET, VA Quitline, Education about pharmacotherapy
Behavioral · Drug · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 7, 2024 · Synced Nov 3, 2026, 6:00 PM EST
Completed Phase 1 Interventional

A Two-Stage Phase 1 Dose Escalation Pharmacokinetic Study of Tarceva in Patients With Stage IIIB/IV Non-small Cell Lung Cancer Who Continue to Smoke After Failure of One or Two Prior Chemotherapy Regimens

NCT00294736
View directory record Official record
Conditions
NSCLC
Interventions
Tarceva
Drug
Lead sponsor
OSI Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
2
States / cities
Bakersfield, California • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 8, 2012 · Synced Nov 3, 2026, 6:00 PM EST
Completed No phase listed Observational Accepts healthy volunteers Results available

Predictors of Treatment Outcome for Smokers With and Without Schizophrenia

NCT00501007
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Not listed
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older
Enrollment
203 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2013
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Jul 17, 2017 · Synced Nov 3, 2026, 6:00 PM EST
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effect of Donepezil on Smoking

NCT01250977
View directory record Official record
Conditions
Smoking
Interventions
Donepezil, Placebo
Drug
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 11, 2019 · Synced Nov 3, 2026, 6:00 PM EST
Completed Not applicable Interventional

"Natural" and "Organic" Cigarette Descriptors: Association With Expectancies, Subjective Effects, Topography, and Biomarkers of Exposure Among Daily Smokers

NCT05468333
View directory record Official record
Conditions
Smoking Behaviors
Interventions
Cigarette trial
Other
Lead sponsor
University of Nevada, Reno
Other
Eligibility
21 Years to 65 Years
Enrollment
184 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
3
States / cities
Reno, Nevada • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 31, 2025 · Synced Nov 3, 2026, 6:00 PM EST
Completed Phase 2 Interventional Results available

Evaluation of Moclobemide, a Reversible MAO-A Inhibitor, as an Adjunct to Nicotine Replacement Therapy in Female Smokers

NCT01926626
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Nicotine Patch, Moclobemide
Drug
Lead sponsor
Jed E. Rose
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
3
States / cities
Charlotte, North Carolina • Durham, North Carolina • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 23, 2017 · Synced Nov 3, 2026, 6:00 PM EST
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Solarplast® on Immunity in Active Smokers and Non-smokers

NCT05162820
View directory record Official record
Conditions
Immunity, Smoking, Cigarette
Interventions
100 mg Solarplast, Placebo
Dietary Supplement
Lead sponsor
University of Memphis
Other
Eligibility
30 Years to 60 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 26, 2023 · Synced Nov 3, 2026, 6:00 PM EST
Completed Phase 2 Interventional Results available

Carboplatin, Pemetrexed Disodium, and Bevacizumab for Patients With Stage III or IV Non-Small Cell Lung Cancer Who Are Light/Never Smokers

NCT01344824
View directory record Official record
Conditions
Lung Cancer
Interventions
bevacizumab, carboplatin, erlotinib hydrochloride, pemetrexed disodium
Biological · Drug
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
4
States / cities
Asheville, North Carolina • Chapel Hill, North Carolina • New Bern, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2017 · Synced Nov 3, 2026, 6:00 PM EST
Completed Not applicable Interventional Accepts healthy volunteers

Testing Different Anti-smoking Messages Among Chinese Young Adult Smokers and Nonsmokers

NCT06730646
View directory record Official record
Conditions
Smoking Prevention
Interventions
Health effects, Tobacco industry manipulation, Secondhand smoke, Mentral health, Social acceptability, Control
Behavioral
Lead sponsor
Georgia State University
Other
Eligibility
18 Years to 25 Years
Enrollment
1,541 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Nov 3, 2026, 6:00 PM EST
Recruiting Phase 4 Interventional

The Options 2 Study

NCT06595459
View directory record Official record
Conditions
Smoker, Smoking Cessation
Interventions
Nicotine Pouches, Mini Nicotine lozenges
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
21 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Nov 3, 2026, 6:00 PM EST
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Electronic Cigarette Flavors on Abuse Liability in Smokers (P3-Taste)

NCT05971823
View directory record Official record
Conditions
Electronic Cigarette Use
Interventions
Tobacco product administration and assessment
Other
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Nov 3, 2026, 6:00 PM EST
Withdrawn Not applicable Interventional Accepts healthy volunteers

Effect of Electronic Cigarettes on Platelets, Endothelium and Inflammation

NCT02662075
View directory record Official record
Conditions
Smoking
Interventions
E-cigarette/tobacco Smoking Exposure
Device
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years to 40 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 27, 2017 · Synced Nov 3, 2026, 6:00 PM EST
Completed Phase 2 Interventional Results available

Study of Pralatrexate vs. Erlotinib for Non-Small Cell Lung Cancer After at Least 1 Prior Platinum-based Treatment

NCT00606502
View directory record Official record
Conditions
Non-small Cell Lung Cancer
Interventions
Pralatrexate, Erlotinib, Vitamin B12, Folic Acid
Drug · Dietary Supplement
Lead sponsor
Spectrum Pharmaceuticals, Inc
Industry
Eligibility
18 Years and older
Enrollment
201 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
15
States / cities
Bakersfield, California • San Diego, California • Port Saint Lucie, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2021 · Synced Nov 3, 2026, 6:00 PM EST
Terminated Phase 2Phase 3 Interventional Accepts healthy volunteers

Efficacy and Safety of Bupropion for Treatment of Adolescent Smoking

NCT00248118
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Bupropion
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
13 Years to 17 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 23, 2016 · Synced Nov 3, 2026, 6:00 PM EST
Completed Not applicable Interventional Accepts healthy volunteers

CSD201204 An Actual Use Study of P12 Electronic Nicotine Delivery System Among U.S. Adult Smokers

NCT05960305
View directory record Official record
Conditions
Smoking, Tobacco
Interventions
P1213416, P1213422, P1213716, P1213722, P1211216, P1211222, P1213616, P1213622, P1213816, P1213822, P1211916, P1211922
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
1,845 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
12
States / cities
Phoenix, Arizona • Fort Lauderdale, Florida • Orlando, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Feb 23, 2024 · Synced Nov 3, 2026, 6:00 PM EST
Terminated Phase 2 Interventional

Cholecalciferol Supplementation in Strengthening Inspiratory Muscles in Cholecalciferol-Deficient Patients With Chronic Obstructive Pulmonary Disease

NCT02877641
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, Muscle Weakness
Interventions
Cholecalciferol, Laboratory Biomarker Analysis, Multivitamin, Placebo, Questionnaire Administration
Dietary Supplement · Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
50 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Feb 15, 2017 · Synced Nov 3, 2026, 6:00 PM EST
Completed Not applicable Interventional Accepts healthy volunteers

Creating Smokefree Living Together for Chinese Household Pairs

NCT01592682
View directory record Official record
Conditions
Smoking, Smoke Exposure
Interventions
Smokefree counseling
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
410 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 3, 2015 · Synced Nov 3, 2026, 6:00 PM EST