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ClinicalTrials.gov public records Last synced Oct 20, 2026, 5:36 AM EDT

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Showing 1–24 of 181 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Smoke Exposure Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Using a Structured Tobacco Cessation Education Program

NCT00683228
View directory record Official record
Conditions
Secondhand Smoke Exposure
Interventions
Counseling
Behavioral
Lead sponsor
State University of New York - Upstate Medical University
Other
Eligibility
1 Day to 15 Days
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Dec 2, 2014 · Synced Oct 20, 2026, 5:36 AM EDT
Enrolling by invitation Not applicable Interventional

A Patient-Oriented Research Mentoring Program in Tobacco Dependence and Implementation Science Research

NCT05852860
View directory record Official record
Conditions
HIV, Smoking, Tobacco Use, Nicotine Dependence
Interventions
Clinician Nudge, Patient Nudge
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
Not listed
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Oct 20, 2026, 5:36 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Switching Individuals in Treatment for Opioid Use Disorder Who Smoke Cigarettes to the SREC

NCT05881304
View directory record Official record
Conditions
Electronic Cigarette Use
Interventions
Standardized research e-cigarette (SREC)
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 29, 2026 · Synced Oct 20, 2026, 5:36 AM EDT
Completed No phase listed Observational

The Feasibility of Text Messaging to Assess Secondhand Smoke Exposure Among Youngsters With Cancer or Sickle Cell Disease

NCT01591187
View directory record Official record
Conditions
Cancer, Sickle Cell Disease
Interventions
Text messaging, Questionnaire, Interviews
Other
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
10 Years to 17 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 5, 2015 · Synced Oct 20, 2026, 5:36 AM EDT
Recruiting Not applicable Interventional

The SMOKE Telehealth Study

NCT07743710
View directory record Official record
Conditions
Tobacco Smoking
Interventions
Smoking and Health Telehealth Intervention 1, Smoking and Health Telehealth Intervention 2
Behavioral
Lead sponsor
Binghamton University
Other
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Binghamton, New York
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Oct 20, 2026, 5:36 AM EDT
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 Oct 20, 2026, 5:36 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Woodsmoke Particulate + Prednisone

NCT03861390
View directory record Official record
Conditions
Airway Inflammation
Interventions
60 mg Prednisone, Placebo
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 45 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 25, 2024 · Synced Oct 20, 2026, 5:36 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

VergeRx for Smokers Not Ready to Quit

NCT07693660
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
VergeRx, SmokefreeTXT, NRT Lozenge (Combination), Extended NRT Patch (16 weeks), Standard NRT Patch (8 weeks)
Behavioral · Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
592 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2032
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Oct 20, 2026, 5:36 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Implementing a Scalable Smoke-free Home Intervention in Armenia and Georgia

NCT06166433
View directory record Official record
Conditions
Second Hand Tobacco Smoke
Interventions
Smoke-free homes intervention
Behavioral
Lead sponsor
George Washington University
Other
Eligibility
18 Years and older
Enrollment
550 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Mar 23, 2026 · Synced Oct 20, 2026, 5:36 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Trial of a Harm Reduction Strategy for People With HIV Who Smoke Cigarettes

NCT05642715
View directory record Official record
Conditions
Hiv, Tobacco Use
Interventions
EX+, Varenicline, HR, TAU
Behavioral · Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
40 Years to 79 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Oct 20, 2026, 5:36 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Vaping and Smoking Withdrawal Project

NCT05772845
View directory record Official record
Conditions
Acute Abstinence From Cigarettes vs E-cigarettes (ENDS)
Interventions
Acute (24-hour) abstinence, Ad libitum smoking/vaping
Behavioral
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
21 Years to 50 Years
Enrollment
370 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Oct 20, 2026, 5:36 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Smoke-free Home Intervention in Permanent Supportive Housing

NCT04855357
View directory record Official record
Conditions
Smoking Cessation, Second Hand Tobacco Smoke
Interventions
Resident counselling, Staff Training
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
452 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 26, 2026 · Synced Oct 20, 2026, 5:36 AM EDT
Completed No phase listed Observational

Biomarkers and Genetic Factors Related to Emphysema

NCT00757120
View directory record Official record
Conditions
Emphysema, Pulmonary Disease, Chronic Obstructive
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
45 Years and older
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 4, 2018 · Synced Oct 20, 2026, 5:36 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Parent eReferral to Tobacco Quitline

NCT02997735
View directory record Official record
Conditions
Secondhand Smoke
Interventions
Quitline Delivered Treatment
Behavioral
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
18 Years and older
Enrollment
484 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 28, 2019 · Synced Oct 20, 2026, 5:36 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Latinos Kick Buts: Mobile Engagement and Cessation Support for Latinos Who Smoke

NCT05722132
View directory record Official record
Conditions
Smoking Cessation
Interventions
One cycle, 4 cycles, 5 Dollar Incentive, Raffle Incentive
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
21 Years and older
Enrollment
2,826 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Apr 6, 2023 · Synced Oct 20, 2026, 5:36 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Brief Interventions to Create Smoke-Free Home Policies in Low-Income Households: Texas Effectiveness Trial

NCT02097914
View directory record Official record
Conditions
Chronic Disease
Interventions
Educational print materials and coaching call
Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
508 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 14, 2016 · Synced Oct 20, 2026, 5:36 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Biomarkers of Exposure and Biomarkers of Potential Harm in Adult Smokers Who Completely Switch to E-vapor Products

NCT04800211
View directory record Official record
Conditions
Tobacco Use
Interventions
Experimental: Test Product 1, Experimental: Test Product 2
Other
Lead sponsor
Altria Client Services LLC
Industry
Eligibility
30 Years to 65 Years
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
10
States / cities
Burbank, California • Wichita, Kansas • Lexington, Kentucky + 7 more
Source: ClinicalTrials.gov public record
Updated Mar 12, 2025 · Synced Oct 20, 2026, 5:36 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Financial Incentives to Reduce Pediatric Tobacco Smoke Exposures

NCT03099811
View directory record Official record
Conditions
Asthma, Incentives, Tobacco Smoking
Interventions
Incentive plan, Smoking cessation
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
2 Years to 12 Years
Enrollment
147 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 20, 2018 · Synced Oct 20, 2026, 5:36 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Smoke-free Home Study in Subsidized Housing

NCT06170437
View directory record Official record
Conditions
Tobacco Dependence, Tobacco Smoking
Interventions
Smoke-free home resident intervention, Lay Health Worker coaching
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
544 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 24, 2025 · Synced Oct 20, 2026, 5:36 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Combination SBIRT for Emergency Department Patients Who Drink and Smoke

NCT01595178
View directory record Official record
Conditions
Smoking, Drinking
Interventions
Combined BNI
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 26, 2020 · Synced Oct 20, 2026, 5:36 AM EDT
Withdrawn Phase 2 Interventional

Cotinine Feedback as an Intervention to Change Parental/Caregiver Smoking Behavior Around Children With Cancer

NCT01828502
View directory record Official record
Conditions
Pediatric Cancer
Interventions
Education, Cotinine Education
Behavioral
Lead sponsor
University of South Florida
Other
Eligibility
2 Years to 12 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
10
States / cities
Wilmington, Delaware • Fort Myers, Florida • Jacksonville, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Oct 29, 2014 · Synced Oct 20, 2026, 5:36 AM EDT
Not listed Phase 2 Interventional

Computer-Assisted Stop-Smoking Program in Helping Doctors Counsel Patients Who Smoke Cigarettes

NCT00865553
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
computer-assisted smoking cessation intervention, cancer prevention, educational intervention, survey administration
Behavioral · Other
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
630 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2009
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Sep 20, 2013 · Synced Oct 20, 2026, 5:36 AM EDT
Recruiting Phase 2 Interventional

Breathe Easier With Tadalafil Therapy for Dyspnea in COPD-PH

NCT05937854
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, Pulmonary Hypertension, Dyspnea
Interventions
Tadalafil, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
35 Years to 89 Years
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
5
States / cities
Aurora, Colorado • Decatur, Georgia • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated May 15, 2026 · Synced Oct 20, 2026, 5:36 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cardiovascular Assessment of the Effects of Tobacco and Nicotine Delivery Products

NCT01964807
View directory record Official record
Conditions
Adverse Effect of Other Agents Primarily Affecting the Cardiovascular System, Initial Encounter
Interventions
Cigarette, NIDA test type with 16.6 mg nicotine, Cigarette, NIDA test type with <0.45 mg nicotine, Electronic cigarette with 18 mg/ml nicotine, Electronic Cigarette with no nicotine, Moist snuff, Sham Smoking, Secondhand cigarette smoke (SHS), Conditioned, filtered air, Sham Moist Snuff
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 50 Years
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2021
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Dec 27, 2021 · Synced Oct 20, 2026, 5:36 AM EDT