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ClinicalTrials.gov public records Last synced Oct 23, 2026, 2:15 AM EDT

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Showing 601–624 of 2,080 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Smoking Behavior Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Culturally Targeted & Individually Tailored Smoking Cessation Study: LGBT Smokers

NCT01633567
View directory record Official record
Conditions
Cigarette Smoking
Interventions
Culturally Targeted Cessation Program, Non-Targeted Cessation Program
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 65 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 4, 2017 · Synced Oct 23, 2026, 2:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Music to Reduce Use of Smoking in Patients With Schizophrenia

NCT03190161
View directory record Official record
Conditions
Schizophrenia, Nicotine Dependence, Smoking, Tobacco
Interventions
Music session
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 15, 2019 · Synced Oct 23, 2026, 2:15 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study Evaluating the Absorption Of Varenicline Through The Skin Following Once Daily Application Of A Patch For 14 Days

NCT01234142
View directory record Official record
Conditions
Smoking Cessation
Interventions
varenicline free base patch, placebo patch
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Oct 14, 2011 · Synced Oct 23, 2026, 2:15 AM EDT
Recruiting Not applicable Interventional

Personalized Tobacco Treatment in Primary Care (MOTIVATE)

NCT05846841
View directory record Official record
Conditions
Physician's Role, Smoking Cessation, Smoking
Interventions
Precision Treatment, Usual Care
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
850 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Oct 23, 2026, 2:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Carbon Monoxide Breath Sensor System Performance, Human Factors, and Usability Assessment Conducted in a Single Visit

NCT03148613
View directory record Official record
Conditions
Smoking, Tobacco
Interventions
Carbon Monoxide Breath Sensor System (COBSS), Bedfont - Micro+™ Smokerlyzer®
Device
Lead sponsor
David Utley, MD
Industry
Eligibility
18 Years to 80 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated Oct 18, 2022 · Synced Oct 23, 2026, 2:15 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Systemic Markers of Collagen Metabolism and Vitamin C in Smokers and Non-Smokers With Pelvic Organ Prolapse

NCT01548105
View directory record Official record
Conditions
Pelvic Organ Prolapse
Interventions
Blood draw for the study participants
Other
Lead sponsor
TriHealth Inc.
Other
Eligibility
18 Years and older · Female only
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 17, 2014 · Synced Oct 23, 2026, 2:15 AM EDT
Not listed No phase listed Observational

A Digital Smoking Cessation Intervention for Adults With Substance Use Disorder

NCT04419922
View directory record Official record
Conditions
Tobacco Use Disorder, Substance Use Disorders
Interventions
Smartphone Contingency Management Intervention
Behavioral
Lead sponsor
BrightView LLC
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 9, 2020 · Synced Oct 23, 2026, 2:15 AM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

QuitAdvisorMD: A Point-of-care Tool for Brief Smoking Cessation Interventions

NCT01065493
View directory record Official record
Conditions
Smoking, Tobacco Use Disorder
Interventions
QuitAdvisorMD Software Algorithm, Standard Smoking Cessation Counseling
Other · Behavioral
Lead sponsor
Silverchair Science & Communications, LLC
Industry
Eligibility
Not listed
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Nov 19, 2014 · Synced Oct 23, 2026, 2:15 AM EDT
Completed Not applicable Interventional Results available

Trial on the Effectiveness of Mindfulness Training for Smokers

NCT01093599
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Quit Line plus MTS, Quit Line Only
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
196 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 20, 2015 · Synced Oct 23, 2026, 2:15 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Effect of Bupropion on Smoking Behavior in Smokers With Schizophrenia

NCT00218231
View directory record Official record
Conditions
Schizophrenia, Tobacco Use Disorder
Interventions
300 mg/day bupropion-sr, 0 mg/day bupropion-sr
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 80 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2006
U.S. locations
2
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jan 12, 2017 · Synced Oct 23, 2026, 2:15 AM EDT
Completed Phase 1 Interventional

Decision Aid Development for Smokers

NCT01193972
View directory record Official record
Conditions
Smoking, Elective Surgery
Interventions
Decision aid
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 27, 2013 · Synced Oct 23, 2026, 2:15 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

In-vivo Effects of E-cigarette Aerosol on Innate Lung Host Defense

NCT03700892
View directory record Official record
Conditions
Smoking, Healthy
Interventions
Cinnamaldehyde e-liquid, PG/VG e-liquid
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 40 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 10, 2021 · Synced Oct 23, 2026, 2:15 AM EDT
Completed Not applicable Interventional

Preventing Smoking Relapse After Total Joint Replacement Surgery

NCT03673228
View directory record Official record
Conditions
Smoking, Smoking Cessation
Interventions
Comprehensive Relapse Prevention Intervention, Standard Treatment Counseling, Nicotine Replacement Therapy (NRT)
Behavioral · Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 100 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 12, 2021 · Synced Oct 23, 2026, 2:15 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 23, 2026, 2:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Motivating Quitline Use Among Smokers in Treatment for Substance Use Disorders

NCT01882673
View directory record Official record
Conditions
Smoking Cessation
Interventions
Brief Computer Motivational Interviewing for Smoking Cessation, Nutrition Control
Behavioral
Lead sponsor
Butler Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jul 20, 2016 · Synced Oct 23, 2026, 2:15 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Evaluating the Implementation and Effectiveness of the Pink and Pearl Campaign on Lung Cancer Screening at Christian Hospital

NCT07146568
View directory record Official record
Conditions
Lung Cancer, Cancer of the Lung
Interventions
Pink and Pearl Campaign
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
20 Years and older
Enrollment
5,515 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Oct 23, 2026, 2:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

E-Cigarettes and Financial Incentives to Promote Tobacco Harm Reduction Among Adults Accessing Shelter Services

NCT03743532
View directory record Official record
Conditions
Cigarette Smoking
Interventions
E-cigarette Switching, Financial Incentives
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
21 Years to 100 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Feb 21, 2025 · Synced Oct 23, 2026, 2:15 AM EDT
Completed Not applicable Interventional Results available

Changes in Biomarker of Exposure in Adults Who Smoke Cigarettes Switching From Cigarettes to Heated Tobacco Products

NCT06179290
View directory record Official record
Conditions
Tobacco Use
Interventions
Ploom HTP Menthol HTS; MX3 (681), Ploom HTP Tobacco HTS; R8 (120), Smoking Abstinence (menthol), Smoking Abstinence (non-menthol)
Other
Lead sponsor
Altria Client Services LLC
Industry
Eligibility
22 Years to 65 Years
Enrollment
921 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
8
States / cities
Bentonville, Arkansas • Rogers, Arkansas • Overland Park, Kansas + 5 more
Source: ClinicalTrials.gov public record
Updated May 27, 2026 · Synced Oct 23, 2026, 2:15 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Exogenous and Endogenous Risk Factors for Early-onset Colorectal Cancer

NCT05732623
View directory record Official record
Conditions
Colorectal Cancer, Early Onset Colorectal Cancer, Diet Habit, Risk Reduction
Interventions
Semi Quantitative Food Frequency Questionnaire (SQFFQ)
Behavioral
Lead sponsor
San Raffaele University
Other
Eligibility
18 Years to 49 Years
Enrollment
2,300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2035
U.S. locations
2
States / cities
Denver, Colorado • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 24, 2026 · Synced Oct 23, 2026, 2:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Innovative Smartphone Application of a New Behavioral Method to Quit Smoking: Pilot Trial (Smart Quit)

NCT01812070
View directory record Official record
Conditions
Smoking
Interventions
ACT, CBT
Behavioral
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
196 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 6, 2015 · Synced Oct 23, 2026, 2:15 AM EDT
Completed Phase 3 Interventional

Bupropion for Hospital-Based Smoking Cessation

NCT00261170
View directory record Official record
Conditions
Smoking
Interventions
bupropion, placebo
Drug · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 80 Years
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 23, 2008 · Synced Oct 23, 2026, 2:15 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

PCORI-CER-1306-03385 Lung Cancer Screening Decision Aid Development and Testing

NCT02282969
View directory record Official record
Conditions
Health Knowledge, Attitudes, Practice
Interventions
Interviews, Questionnaires
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
55 Years to 80 Years
Enrollment
620 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2028
U.S. locations
2
States / cities
Galveston, Texas • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Oct 23, 2026, 2:15 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Gain-framed Messages and NRT for Lung Cancer Screening Patients

NCT03069924
View directory record Official record
Conditions
Lung Cancer Screening, Smoking Cessation
Interventions
Gain-framed messaging, Unframed messaging materials
Behavioral · Combination Product
Lead sponsor
Medical University of South Carolina
Other
Eligibility
50 Years and older
Enrollment
367 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2024
U.S. locations
2
States / cities
New Haven, Connecticut • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 14, 2025 · Synced Oct 23, 2026, 2:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Longitudinal Evaluation of Teens Against Tobacco Use

NCT02535559
View directory record Official record
Conditions
Tobacco Smoking Behavior
Interventions
Teens Against Tobacco Use
Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
Not listed
Enrollment
2,290 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
El Paso, Texas
Source: ClinicalTrials.gov public record
Updated Aug 19, 2016 · Synced Oct 23, 2026, 2:15 AM EDT