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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Quit Coach Clear all
Completed Not applicable Interventional Accepts healthy volunteers

A Hybrid Effectiveness-Implementation Trial of a School-Based Teen Marijuana Checkup

NCT03111667
View directory record Official record
Conditions
Cannabis Use
Interventions
Teen Marijuana Check Up, Treatment as Usual, Gold Standard Coaching, As Needed Coaching
Behavioral · Other
Lead sponsor
University of Washington
Other
Eligibility
14 Years and older
Enrollment
264 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 14, 2023 · Synced Sep 4, 2026, 12:56 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Safety and Efficacy Study of the NRT CQSS2 System for Smoking Cessation in Treatment-Seeking Subjects

NCT03178422
View directory record Official record
Conditions
Smoking Cessation
Interventions
CQSS2, NicoDerm CQ Patch
Drug
Lead sponsor
Chrono Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
220 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
5
States / cities
Mobile, Alabama • Tempe, Arizona • Lexington, Kentucky + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 3, 2017 · Synced Sep 4, 2026, 12:56 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Helping Poor Smokers Quit

NCT03194958
View directory record Official record
Conditions
Smoking Cessation, Smoking, Tobacco, Smoking, Cigarette, Smoking, Pipe, Smoking (Tobacco) Addiction, Smoking, Tobacco Use, Tobacco Dependence, Tobacco Use Cessation, Tobacco Smoking, Tobacco; Use, Rehabilitation, Nicotine Dependence, Nicotine Use Disorder, Nicotine Dependence, Cigarettes, Nicotine Dependence Tobacco Product
Interventions
Specialized Quitline, Basic Needs Navigator
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
1,944 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 25, 2023 · Synced Sep 4, 2026, 12:56 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

ACT Lung Health Intervention: Phase Two

NCT06945120
View directory record Official record
Conditions
Smoking Cessation, Smoking Behaviors, Smoking, Tobacco, Smoking, Cigarette, Smoking (Tobacco) Addiction
Interventions
ACT Lung Health Intervention
Behavioral
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years to 100 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Sep 4, 2026, 12:56 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Be A Quitter: Illinois Small Business EX Program Dissemination

NCT07097194
View directory record Official record
Conditions
Tobacco Use
Interventions
EX program
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years to 120 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 30, 2025 · Synced Sep 4, 2026, 12:56 PM EDT
Completed Not applicable Interventional Results available

WeChat Quit Coach Pilot Study

NCT05130788
View directory record Official record
Conditions
Smoking Cessation
Interventions
WeChat Quit Coach, Leaflet, Optional Nicotine Replacement Therapy (NRT) Patches or Lozenges
Behavioral · Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 80 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Sep 4, 2026, 12:56 PM EDT
Completed Not applicable Interventional

Comparing Two Behavioral Approaches to Quitting Smoking in Mental Health Settings

NCT05030272
View directory record Official record
Conditions
Tobacco Use Disorder, Mental Illness, Recurring Major Depressive Disorder, Bipolar Disorder, Schizophrenia, Schizoaffective Disorder, Persistent Depressive Disorder
Interventions
Quit on the Go App (formerly "Learn to Quit " App), Brief advice, Nicotine patch, Smartphone coaching, Nicotine gum, Nicotine Lozenges
Device · Behavioral · Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
343 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
3
States / cities
Buffalo, New York • Durham, North Carolina • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Sep 4, 2026, 12:56 PM EDT
Completed Phase 4 Interventional Results available

Improving the Population-Wide Effectiveness of U.S. Tobacco Cessation Quitlines

NCT01087905
View directory record Official record
Conditions
Smoking, Smoking Cessation
Interventions
Nicotine patch, Nicotine gum, CMAC
Drug · Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
987 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
2
States / cities
Seattle, Washington • Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 7, 2016 · Synced Sep 4, 2026, 12:56 PM EDT
Completed Not applicable Interventional Results available

Veteran Peer Coaches Optimizing and Advancing Cardiac Health

NCT02697422
View directory record Official record
Conditions
Cardiovascular Disease (CVD), Hypertension, Hyperlipemia, Obesity
Interventions
Community-based peer health coach intervention
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Up to 75 Years
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 8, 2024 · Synced Sep 4, 2026, 12:56 PM 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 14, 2016 · Synced Sep 4, 2026, 12:56 PM 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 18, 2020 · Synced Sep 4, 2026, 12:56 PM 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 4, 2026, 12:56 PM EDT
Completed Not applicable Interventional

Web and Phone Intervention to Maintain Postpartum Tobacco Abstinence

NCT01864954
View directory record Official record
Conditions
Smoking
Interventions
Web+phone
Behavioral
Lead sponsor
Oregon Research Institute
Other
Eligibility
18 Years to 60 Years · Female only
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 21, 2017 · Synced Sep 4, 2026, 12:56 PM EDT
Recruiting Not applicable Interventional

REmotely Monitored, Mobile Health Supported Multidomain Rehabilitation Program With High Intensity Interval Training for COVID-19

NCT05218083
View directory record Official record
Conditions
COVID-19, Critical Illness, ICU Acquired Weakness, PICS, Cardiorespiratory Fitness
Interventions
REmotely monitored, Mobile health supported Multidomain Rehabilitation Program with High Intensity Interval Training (REMM-HIIT)
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
5
States / cities
Birmingham, Alabama • Lexington, Kentucky • Durham, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated May 27, 2026 · Synced Sep 4, 2026, 12:56 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

An EPIC Based BPA to Enhance Quit Line Referral and Use

NCT03229356
View directory record Official record
Conditions
Smoking Cessation
Interventions
Best Practices Advisory (BPA), BPA + Enhanced Education
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 17, 2023 · Synced Sep 4, 2026, 12:56 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cessation Clinical Trial

NCT06806098
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
Truth Initiative Digital Cessation Program, Usual Care
Behavioral
Lead sponsor
Truth Initiative
Other
Eligibility
18 Years and older
Enrollment
1,555 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 30, 2026 · Synced Sep 4, 2026, 12:56 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Enhanced E-cigarette Coaching Intervention for Dual Users of Cigarettes and E-cigarettes

NCT03575468
View directory record Official record
Conditions
Smoking Cessation
Interventions
Enhanced E-cigarette Coaching, Quitline treatment as usual
Behavioral
Lead sponsor
Consumer Wellness Solutions
Industry
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 15, 2023 · Synced Sep 4, 2026, 12:56 PM EDT
Completed Not applicable Interventional Results available

SmokefreeSGM, A Text-based Smoking Cessation Intervention for Sexual and Gender Minority Groups

NCT05029362
View directory record Official record
Conditions
Smoking Cessation
Interventions
SmokefreeSGM
Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 19, 2025 · Synced Sep 4, 2026, 12:56 PM EDT
Recruiting Not applicable Interventional

Prolonged Overnight Fasting and/or Exercise on Fatigue and Other Patient Reported Outcomes in Women With Hormone Receptor Positive Advanced Breast Cancer

NCT06123988
View directory record Official record
Conditions
HER2-positive Breast Cancer, Advanced Breast Cancer
Interventions
Prolonged Overnight Fasting, Moderate-Intensity Exercise, General Health Education Sessions
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older · Female only
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
3
States / cities
Phoenix, Arizona • Miami, Florida • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Sep 4, 2026, 12:56 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Social Media Support Groups for Adolescent Vaping Cessation

NCT07540780
View directory record Official record
Conditions
Vaping, Vaping Cessation, Nicotine Dependence
Interventions
Social Media Intervention
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
13 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Sep 4, 2026, 12:56 PM EDT
Completed Phase 2 Interventional

Internet-Based Nonsmoking Program for Postpartum Women

NCT02602730
View directory record Official record
Conditions
Cigarette Smoking, Smoking, Tobacco
Interventions
Break the Chain, Clearing the Air
Behavioral
Lead sponsor
Oregon Center for Applied Science, Inc.
Industry
Eligibility
18 Years to 90 Years
Enrollment
307 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 10, 2015 · Synced Sep 4, 2026, 12:56 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Vaper to Vaper: A Multimodal Mobile Peer Driven Intervention to Support Adolescents in Quitting Vaping

NCT05140915
View directory record Official record
Conditions
E-cigarette Use, Vaping
Interventions
Peer Messaging, Peer Coaching via Text, Gamification, E-Cigarette Cessation Materials
Behavioral · Other
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
13 Years to 19 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 3, 2025 · Synced Sep 4, 2026, 12:56 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pilot Trial of the First Conversational Agent for Smoking Cessation (QuitBot)

NCT03585231
View directory record Official record
Conditions
Smoking Cessation
Interventions
Immediate access to novel messaging program intervention, Immediate access to standard of care messaging program intervention, Delayed access to novel novel messaging program intervention
Behavioral
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
404 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 7, 2020 · Synced Sep 4, 2026, 12:56 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Feasibility of a Medical-Legal Partnership Model to Connect Coal Miners QuitAid

NCT07694492
View directory record Official record
Conditions
Tobacco Use Cessation, Tobacco Use Disorder, Nicotine Dependence, Smokeless Tobacco Use
Interventions
QuitAid (pharmacist-delivered MTM), Nicotine Replacement Therapy (NRT)
Behavioral · Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Sep 4, 2026, 12:56 PM EDT