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ClinicalTrials.gov public records Last synced Oct 18, 2026, 3:38 AM EDT

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Showing 25–48 of 58 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Quitline Support Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Changing Pediatric Office Systems Nationally to Address Parental Tobacco Use

NCT01882348
View directory record Official record
Conditions
Tobacco Dependence
Interventions
CEASE Intervention
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
3,888 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 9, 2019 · Synced Oct 18, 2026, 3:38 AM EDT
Completed Phase 4 Interventional

The Long-Term Quitting (Smoking Cessation) Study

NCT02564315
View directory record Official record
Conditions
Smoking Cessation
Interventions
Nicotine Mini-Lozenge for 11 Months, Preparation Phase Behavioral Reduction Counseling, Preparation Phase Recycling Counseling, Preparation Phase Control Treatment, Cessation Phase Supportive Counseling, Cessation Phase Skill Training Counseling, Cessation Phase Brief Information, Cessation Phase Nicotine Patch + Nicotine Mini-Lozenge
Drug · Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
1,154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 17, 2020 · Synced Oct 18, 2026, 3:38 AM EDT
Completed Not applicable Interventional

CORE: CO Monitoring for Reach and Efficacy in Tobacco Treatment for Cancer Patients

NCT04675515
View directory record Official record
Conditions
Tobacco Use, Cancer
Interventions
Intensive Tobacco Treatment
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced Oct 18, 2026, 3:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Support Person Intervention to Promote a Smoking Helpline Among Under Resourced Smokers

NCT03096145
View directory record Official record
Conditions
Tobacco Cessation
Interventions
Telephone counseling 1 session, Mobile texting, Health incentive
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 11, 2019 · Synced Oct 18, 2026, 3:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Project CheckUP: A Brief Behavioral Intervention for Quitline Callers Who Use Marijuana (MJ) and Tobacco

NCT04737772
View directory record Official record
Conditions
Smoking Cessation, Marijuana Use
Interventions
Behavioral: Quitline treatment as usual, QL Marijuana Check-Up intervention (QL-MJCU)
Behavioral
Lead sponsor
Consumer Wellness Solutions
Industry
Eligibility
21 Years and older
Enrollment
107 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Feb 27, 2025 · Synced Oct 18, 2026, 3:38 AM EDT
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 Oct 18, 2026, 3:38 AM EDT
Completed Phase 3 Interventional

Telephone Counseling for Pregnant Smokers

NCT02144883
View directory record Official record
Conditions
Smoking
Interventions
Telephone counseling, Self-help materials
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
1,173 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2004
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 13, 2020 · Synced Oct 18, 2026, 3:38 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

BE Smokefree: Behavioral Economics Incentives to Engage Adolescents in Smoking Cessation

NCT03670264
View directory record Official record
Conditions
Smoking Cessation
Interventions
Quitline Incentive, Tobacco Cessation Incentive, Way to Health (WTH) Platform, Quitline Delivered Treatment
Behavioral
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
14 Years to 21 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 13, 2021 · Synced Oct 18, 2026, 3:38 AM EDT
Completed Not applicable Interventional Results available

Promoting Smoking Cessation in Lung Cancer Screening Through Proactive Treatment

NCT03612804
View directory record Official record
Conditions
Smoking Reduction, Tobacco Use, Tobacco Smoking, Tomography, Lung Diseases, Lung Neoplasms
Interventions
Unsigned note to provider about cessation medication prescription, Proactive Telephone Counseling from VA Quitline
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Up to 80 Years
Enrollment
944 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
3
States / cities
New York, New York • Providence, Rhode Island • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced Oct 18, 2026, 3:38 AM EDT
Completed Not applicable Interventional Results available

Comparative Effectiveness of Post-Discharge Strategies for Hospitalized Smokers

NCT01714323
View directory record Official record
Conditions
Cigarette Smoking, Tobacco Smoking, Tobacco Use Disorder
Interventions
Sustained Care, Standard Care
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
1,359 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
3
States / cities
Boston, Massachusetts • Salem, Massachusetts • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 8, 2018 · Synced Oct 18, 2026, 3:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Comparative Effectiveness of Adding Weight Control to Smoking Cessation Quitlines

NCT01867983
View directory record Official record
Conditions
Cigarette Smoking, Overweight, Obesity
Interventions
Weight gain prevention and smoking cessation, Smoking cessation
Behavioral
Lead sponsor
Consumer Wellness Solutions
Industry
Eligibility
18 Years and older
Enrollment
2,540 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 15, 2016 · Synced Oct 18, 2026, 3:38 AM EDT
Terminated Phase 4 Interventional Results available

Mindfulness Based Smoking Cessation Among Cancer Survivors

NCT04038255
View directory record Official record
Conditions
Tobacco Smoking
Interventions
Nicoderm C-Q Transdermal Product, Orientation session, Craving-to-Quit app, Two brief follow-up phone calls, Group MT sessions, Brief advice on quitting smoking, Self-help smoking cessation materials
Drug · Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
2
States / cities
Miami, Florida • Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 9, 2025 · Synced Oct 18, 2026, 3:38 AM EDT
Completed Not applicable Interventional

Community and Clinician Partnership for Prevention

NCT00577759
View directory record Official record
Conditions
Physical Activity, Dietary Habits, Tobacco Use Cessation
Interventions
Active Intervention, Passive Intervention, No intervention
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 16, 2015 · Synced Oct 18, 2026, 3:38 AM EDT
Completed Phase 4 Interventional Results available

A Text Messaging Program for Smokers in Primary Care

NCT03174158
View directory record Official record
Conditions
Smoking Cessation
Interventions
Mailed nicotine replacement therapy, Text messaging, Brief advice
Drug · Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 7, 2020 · Synced Oct 18, 2026, 3:38 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Testing an MBI for Smoking Cessation and Alcohol Use Among Cancer Survivors

NCT07447635
View directory record Official record
Conditions
Smoking Cessation, Alcohol Use
Interventions
Mindfulness-Based Relapse Prevention for Smoking and Alcohol (MBRP-SA), Quitline Support
Behavioral
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Oct 18, 2026, 3:38 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Helpers Program On-line Training on Smoking Relapse and Social Networks

NCT05641974
View directory record Official record
Conditions
Smoking, Cigarette Smoking
Interventions
Helpers Stay Quit Training
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 99 Years
Enrollment
940 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Oct 18, 2026, 3:38 AM EDT
Completed Not applicable Interventional

Comparative Effectiveness of Two Tobacco Cessation Interventions for Employees of Partners HealthCare, Inc.

NCT02601521
View directory record Official record
Conditions
Smoking Cessation, Tobacco Use Disorder
Interventions
Internal tobacco coach, External tobacco coach
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 24, 2021 · Synced Oct 18, 2026, 3:38 AM EDT
Completed Not applicable Interventional Results available

Personalized Smoking Cessation Tool Based on Patient Lung CT Image

NCT03087617
View directory record Official record
Conditions
Smoking Cessation
Interventions
Imbio Smoking Cessation Report, Smoking Cessation Counseling, Usual Care
Device · Behavioral · Other
Lead sponsor
Imbio
Industry
Eligibility
55 Years to 80 Years
Enrollment
321 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 5, 2022 · Synced Oct 18, 2026, 3:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Enhancing Quitline Services for African American Smokers

NCT03064971
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
Standard Care, smoking cessation DVD, PTF DVD
Behavioral
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1,050 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 19, 2020 · Synced Oct 18, 2026, 3:38 AM EDT
Completed Not applicable Interventional

Creation of an Infrastructure to Support Delivery of mHealth Interventions for Cancer Patients

NCT06909357
View directory record Official record
Conditions
Smoking Cessation
Interventions
Quitline Treatment (QT), App-based Treatment (mHealth)
Other
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
3
States / cities
Coral Gables, Florida • Gainesville, Florida • Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Oct 18, 2026, 3:38 AM EDT
Completed No phase listed Observational

Tobacco Assessment and Intervention With Low-Income Persons Living With HIV-AIDS (PLWHA) in Community-Based AIDS Service Organizations

NCT01482923
View directory record Official record
Conditions
Tobacco Cessation, HIV, AIDS
Interventions
Treatment as usual, AIR (Aspirations, Inspiration, Respiration)
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 4, 2019 · Synced Oct 18, 2026, 3:38 AM EDT
Completed Phase 4 Interventional Results available

Tobacco Treatment Comparison for Cancer Care

NCT06218823
View directory record Official record
Conditions
Smoking Cessation, Cancer
Interventions
Transdermal Nicotine Patch, Standard Telephone Counseling, Varenicline, Cancer-Targeted Telephone Counseling, Mailed Information about Standard Care Resources
Drug · Behavioral · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 27, 2025 · Synced Oct 18, 2026, 3:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Tobacco Treatment Outreach to Reduce Disparities for Primary Care Populations

NCT01156610
View directory record Official record
Conditions
Smoking, Smoking Cessation
Interventions
Tobacco Treatment
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
706 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 6, 2014 · Synced Oct 18, 2026, 3:38 AM EDT
Completed Phase 2Phase 3 Interventional Results available

PRecision Interventions for SMoking in the SCCS

NCT03521141
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
Nicotine patch, Varenicline, Nicotine metabolism, Genetically-informed lung cancer risk score, NCI "Clearing the Air"
Drug · Genetic · Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 1, 2020 · Synced Oct 18, 2026, 3:38 AM EDT