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Showing 1–24 of 55 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Tobacco Quit-line Clear all
Completed Not applicable Interventional

Salvation Army Tobacco Quit Line Referral Implementation Trial

NCT06689774
View directory record Official record
Conditions
Tobacco Use, Smoking, Smoking Cessation
Interventions
Cognitive-Motivational Feedback, Staff Tobacco Quit Line Referral Implementation Support, Consumer Incentives for Immediate Referral to a Tobacco Quit Line
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Sep 24, 2026, 6:22 AM EDT
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers

App for Reducing Cravings to Smoke

NCT06088498
View directory record Official record
Conditions
Smoking
Interventions
Updating Existing Smartphone App, Quitline Services, Quitline Services and Smartphone App
Behavioral
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
1,051 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Sep 24, 2026, 6:22 AM EDT
Completed Phase 4 Interventional Results available

Health Systems Reach Interventions Project

NCT04199117
View directory record Official record
Conditions
Smoking, Cigarette, Smoking Cessation
Interventions
Varenicline, Combination nicotine patch and nicotine mini-lozenge treatment, Monetary incentives for initiating treatment, Automated tailored outreach, Care management, Wisconsin Tobacco Quit Line referral, Primary care provider referral, Untailored outreach, Multiple smoking cessation coaching calls
Drug · Behavioral · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Sep 23, 2025 · Synced Sep 24, 2026, 6:22 AM EDT
Not listed Not applicable Interventional

Smoking Cessation Following Psychiatric Hospitalization

NCT02204956
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Sustained Care, Usual Care
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years and older
Enrollment
422 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated May 10, 2018 · Synced Sep 24, 2026, 6:22 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Tobacco Cessation Via Public Health Dental Clinics

NCT00683839
View directory record Official record
Conditions
Smoking
Interventions
Brief tobacco counseling
Behavioral
Lead sponsor
Oregon Research Institute
Other
Eligibility
18 Years and older
Enrollment
2,637 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
3
States / cities
Jackson, Mississippi • New York, New York • Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 25, 2011 · Synced Sep 24, 2026, 6:22 AM EDT
Completed Phase 2 Interventional

Tobacco Quitlines:Adjunct to Dental Office Tobacco Intervention

NCT00384254
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
5 A, 3 A
Behavioral
Lead sponsor
Oregon Research Institute
Other
Eligibility
18 Years and older
Enrollment
2,177 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Oct 25, 2011 · Synced Sep 24, 2026, 6:22 AM EDT
Completed Not applicable Interventional Results available

EHR-Based and Fax-Based Referral to a Tobacco Quitline: A Comparative Study

NCT02735382
View directory record Official record
Conditions
Tobacco Use Cessation, Tobacco Smoking
Interventions
Tobacco quitline EHR referral, Tobacco quitline Fax referral
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
Not listed
Enrollment
14,930 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Sep 2, 2019 · Synced Sep 24, 2026, 6:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Study of Novel Smoking Cessation Interventions in Current and Former Injection Drug Users

NCT01334736
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Usual care, Lung age, Contingency Management, Lung age + Contingency Management
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 21, 2017 · Synced Sep 24, 2026, 6:22 AM EDT
Completed Not applicable Interventional

Evaluating the Impact of Quitting Using Executive Function Strategy Training (QUEST) on Smoking Cessation in Homeless Young Adult Smokers

NCT06745154
View directory record Official record
Conditions
Cigarette Smoking-Related Carcinoma
Interventions
Biospecimen Collection, Cognitive Assessment, Interview, Nicotine Replacement, Smoking Cessation Intervention, Survey Administration, Tobacco Cessation Counseling
Procedure · Other · Drug + 1 more
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years to 24 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 19, 2024 · Synced Sep 24, 2026, 6:22 AM EDT
Withdrawn Not applicable Interventional

Development of a Scalable Intervention to Improve Smoking Cessation in Persons With Serious Mental Illness

NCT04340102
View directory record Official record
Conditions
Tobacco Cessation
Interventions
BecomeAnEx
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 5, 2020 · Synced Sep 24, 2026, 6:22 AM EDT
Completed Not applicable Interventional Results available

Pilot Testing a Digital Intervention to Improve Smoking Cessation in Persons With Serious Mental Illness

NCT04367506
View directory record Official record
Conditions
Tobacco Cessation
Interventions
BecomeAnEX, Usual Care
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Sep 24, 2026, 6:22 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 26, 2025 · Synced Sep 24, 2026, 6:22 AM EDT
Completed Not applicable Interventional

Factorial Design to Assess Quit-line Connections

NCT03760107
View directory record Official record
Conditions
Smoking Cessation
Interventions
Connect Smokers to Treatment 1, Connect Smokers to Treatment 2, Connect Smokers to Treatment 3, Connect Smokers to Treatment 4, Connect Smokers to Treatment 5, Connect Smokers to Treatment 6
Behavioral
Lead sponsor
Minnesota Department of Health
Government
Eligibility
Female only
Enrollment
3,723 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 29, 2018 · Synced Sep 24, 2026, 6:22 AM EDT
Active, not recruiting Not applicable Interventional

Teachable Moment to Opt-out of Tobacco: Interactive Voice Response Quit Line for Veteran Active Smokers With Lung Nodules

NCT04574518
View directory record Official record
Conditions
Solitary Pulmonary Nodule, Multiple Pulmonary Nodules, Tobacco Use
Interventions
TeaM OUT Intervention, Enhanced Usual Care
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
223 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
3
States / cities
Minneapolis, Minnesota • Portland, Oregon • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Sep 24, 2026, 6:22 AM EDT
Active, not recruiting Phase 4 Interventional

Smoking Cessation Program in the Construction Sector

NCT06098144
View directory record Official record
Conditions
Smoking Cessation, Tobacco Use Cessation, Tobacco Smoking
Interventions
Nicorette, Tobacco Quit-line, Brief Behavioral Counseling, Intensive Behavioral Counseling
Drug · Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
608 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 24, 2026, 6:22 AM EDT
Completed Phase 4 Interventional Results available

A Comparative Effectiveness RCT of Optimized Cessation Treatments

NCT02301403
View directory record Official record
Conditions
Smoking Cessation
Interventions
Nicotine patch, in-person counseling and quitline counseling, Preparation Nicotine Mini-Lozenges, Combination NRT (nicotine patch + nicotine mini-lozenges), Intensive In-Person Cessation Counseling, Extended Maintenance Counseling Calls, Automated Adherence Calls
Drug · Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
623 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 12, 2020 · Synced Sep 24, 2026, 6:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluating a Telephone-Based Smoking Cessation Program Among People in the Military (The AFIII Study)

NCT00632411
View directory record Official record
Conditions
Smoking, Smoking Cessation
Interventions
Nicotine Patch, Tobacco Quit Line Program
Drug · Behavioral
Lead sponsor
University of Tennessee
Other
Eligibility
18 Years and older
Enrollment
1,298 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2014
U.S. locations
2
States / cities
Memphis, Tennessee • Lackland Air Force Base, Texas
Source: ClinicalTrials.gov public record
Updated Mar 13, 2018 · Synced Sep 24, 2026, 6:22 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 11, 2026 · Synced Sep 24, 2026, 6:22 AM EDT
Completed Phase 3 Interventional

Quitlink : A Leveraging Solution to Tobacco Counseling

NCT00112268
View directory record Official record
Conditions
Smoking
Interventions
QuitLink (office support system for quit line referral)
Behavioral
Lead sponsor
Virginia Ambulatory Care Outcomes Research Network
Other
Eligibility
18 Years and older
Enrollment
3,200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 26, 2006 · Synced Sep 24, 2026, 6:22 AM EDT
Not listed Not applicable Interventional

Harm Reduction for Tobacco Smoking With Support of Tobacco-Replacing Electronic Nicotine Delivery Systems

NCT03962660
View directory record Official record
Conditions
Smoking, Tobacco
Interventions
HaRTS-TRENDS, Standard Care (SC)
Other
Lead sponsor
University of Washington
Other
Eligibility
21 Years to 65 Years
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 23, 2019 · Synced Sep 24, 2026, 6:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Tobacco Quit Line Re-enrollments for the Underserved

NCT01260597
View directory record Official record
Conditions
Smoking
Interventions
IVR intervention, IVR control
Behavioral
Lead sponsor
Consumer Wellness Solutions
Industry
Eligibility
18 Years and older
Enrollment
2,985 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 10, 2015 · Synced Sep 24, 2026, 6:22 AM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Treating Adults at Risk for Weight Gain With Interactive Technology

NCT01199185
View directory record Official record
Conditions
Smoking, Body Weight
Interventions
Smoking Cessation, Smoking Cessation plus Weight Loss
Behavioral
Lead sponsor
University of Tennessee
Other
Eligibility
18 Years to 35 Years
Enrollment
330 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 17, 2013 · Synced Sep 24, 2026, 6:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Enhancing the Efficacy of Smoking Quit Line in the Military (AFIII Renewal)

NCT02201810
View directory record Official record
Conditions
Initial Efficacy of Quit Line, Efficacy of Secondary Reengagement Intervention
Interventions
Rate reduction intervention, Recycling Group, Choice Group, Proactive QL
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
614 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
Lackland Air Force Base, Texas
Source: ClinicalTrials.gov public record
Updated May 25, 2022 · Synced Sep 24, 2026, 6:22 AM EDT
Completed Not applicable Interventional Results available

Pediatric Inpatient Firearm Safety Study

NCT03077646
View directory record Official record
Conditions
Firearm Safety
Interventions
Be SMART, Control: TSE, Be SMART + MD review
Behavioral
Lead sponsor
Montefiore Medical Center
Other
Eligibility
Not listed
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Feb 22, 2021 · Synced Sep 24, 2026, 6:22 AM EDT