Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 17, 2026, 7:17 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 172 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: This is Quitting Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Interventions to Help More Low-income Smokers Quit

NCT04311983
View directory record Official record
Conditions
Tobacco Use Cessation, Smoking Behaviors, Health Disparity
Interventions
Tobacco Quitline, Smoke Free Home
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
21 Years and older
Enrollment
1,973 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 10, 2024 · Synced Oct 17, 2026, 7:17 PM EDT
Terminated Not applicable Interventional

Pregnancy, Mindfulness, and Massage

NCT03276208
View directory record Official record
Conditions
Tobacco Use, Pregnancy Related
Interventions
Prenatal Massage, Mindfulness
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older · Female only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 29, 2020 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Text-based Reduction Intervention for Smokeless Tobacco Cessation- Pilot Study

NCT06637358
View directory record Official record
Conditions
Smokeless Tobacco Cessation
Interventions
Extended Scheduled Gradual Reduction (SGR), Quit Coach
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Phase 1 Interventional Results available

Computer-delivered Screening and Brief Intervention for Alcohol Use in Pregnancy

NCT01643044
View directory record Official record
Conditions
Alcohol Abuse
Interventions
Nutrition time control/placebo intervention, Computer-delivered, brief intervention on alcohol use
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 1, 2014 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Not applicable Interventional Results available

Study Two on the Effectiveness of Mindfulness Training for Smokers

NCT01299909
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Integrated Training for Smokers, Mindfulness Training for Smokers, Quitline
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 27, 2019 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Phase 4 Interventional Results available

Evaluation of Treatments to Improve Smoking Cessation Medication Adherence

NCT01120704
View directory record Official record
Conditions
Smoking, Smoking Cessation, Adherence, Nicotine Dependence, Motivation
Interventions
Short Term Combination Nicotine Replacement Therapy (patch + gum), Long Term Combination Nicotine Replacement Therapy (patch + gum), Intensive Maintenance Counseling, Cognitive Medication Adherence Counseling (CAM), Electronic Medication Monitoring Device (the Helping Hand) + Feedback, Automated Adherence Prompting Phone Calls
Drug · Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 99 Years
Enrollment
544 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 11, 2015 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Not applicable Interventional

Evaluation of Electronic Portal Messaging and Embedded Asynchronous Care on Physician-Assisted Smoking Quit Attempts

NCT05172219
View directory record Official record
Conditions
Smoking, Tobacco
Interventions
Physician Sent Outreach with Embedded Asynchronous Care in Portal Message, Physician Sent Outreach without Embedded Asynchronous Care in Portal Message, System Sent Outreach with Embedded Asynchronous Care in Portal Message, System Sent Outreach without Embedded Asynchronous Care in Portal Message
Behavioral
Lead sponsor
Oklahoma State University Center for Health Sciences
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Dec 29, 2021 · Synced Oct 17, 2026, 7:17 PM EDT
Not yet recruiting Not applicable Interventional

Smoking Cessation Intervention for Young Adults Using MTM: A Randomized Controlled Trial

NCT07104006
View directory record Official record
Conditions
Tobacco Use Disorder/Cigarette Smoking
Interventions
Multi-Theory Model (MTM)-Based Smoking Cessation Program
Behavioral
Lead sponsor
University of Nevada, Las Vegas
Other
Eligibility
18 Years to 29 Years
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Aug 11, 2025 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Not applicable Interventional Results available

Learn to Quit-HIV Pilot Study

NCT04609514
View directory record Official record
Conditions
HIV/AIDS, Smoking Cessation, Tobacco Use Disorder
Interventions
Learn to Quit-HIV, QuitGuide, Nicotine patch, Smartphone coaching
Device · Behavioral · Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 19, 2023 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Not applicable Interventional Results available

A Quit Smoking Study Using Smartphones

NCT02164383
View directory record Official record
Conditions
Smoking Cessation, Smoking, Nicotine Dependence
Interventions
Nicotine patch, Cessation Counseling, Mobile Games
Drug · Behavioral · Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 3, 2019 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Empower Korean Families to End Tobacco Use & Smoking Exposure

NCT04079569
View directory record Official record
Conditions
Smoking Cessation, Lifestyle Risk Reduction
Interventions
Tobacco, Healthy Living
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
San Leandro, California
Source: ClinicalTrials.gov public record
Updated Apr 8, 2021 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Not applicable Interventional Results available

Contingency Management for Smoking in Substance Abusers

NCT00807742
View directory record Official record
Conditions
Substance Abuse
Interventions
Nicotine Replacement Treatment (NRT), Brief Advice, Contingency Management, Non-Contingent Reinforcement
Drug · Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years and older
Enrollment
340 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jan 23, 2019 · Synced Oct 17, 2026, 7:17 PM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers

Community-based Smoking Cessation Treatment for Adults With High Stress Sensitivity.

NCT06053567
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Aerobic Exercise, Counseling, Nicotine patch
Behavioral · Drug
Lead sponsor
Jasper A. Smits
Other
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2029
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated May 15, 2026 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Not applicable Interventional Results available

Nicotine Withdrawal Symptoms and Smoking Relapse

NCT01511614
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Transcranial Direct Current Stimulation, sham, Nicotine patch, Placebo patch, Varenicline Pill, Placebo pill, Motivational Interviewing
Device · Drug · Behavioral
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 31, 2024 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Not applicable Interventional Results available

Addressing Psychological Risk Factors Underlying Smoking Persistence in COPD Patients: The Fresh Start Study

NCT04043728
View directory record Official record
Conditions
Copd, Smoking Cessation, Nicotine Dependence, Tobacco Use, Cigarette Smoking
Interventions
Unified Protocol adapted for smoking cessation
Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 17, 2021 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Randomized Clinical Trial to Reduce Harm From Tobacco

NCT02328794
View directory record Official record
Conditions
Smoking Cessation
Interventions
E-cigarette free access, E-cigarette/NRT/Zyban/Chantix Choice, Outcome Incentive arm, Loss framing incentive arm, Control
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 99 Years
Enrollment
6,006 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 2, 2017 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Adolescent Smoking Cessation in Pediatric Primary Care

NCT01312480
View directory record Official record
Conditions
Tobacco Cessation, Media Use
Interventions
5A's Model, Media Use Assessment
Other
Lead sponsor
American Academy of Pediatrics
Other
Eligibility
14 Years to 25 Years
Enrollment
10,967 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
1
States / cities
Elk Grove Village, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 18, 2018 · Synced Oct 17, 2026, 7:17 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Smoking Response Inhibition Training

NCT02218944
View directory record Official record
Conditions
Smoking Cessation
Interventions
Response Inhibition Training
Behavioral
Lead sponsor
North Dakota State University
Other
Eligibility
18 Years to 45 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Oct 8, 2014 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Not applicable Interventional Results available

Quit For Life (QFL): Smoking Cessation Among Chinese Smokers Living With HIV

NCT05020899
View directory record Official record
Conditions
Smoking Cessation, HIV Infections
Interventions
Sessions with a trained counselor, Cell phone messages, Offered nicotine replacement therapy, Self-help guide for quitting smoking
Behavioral · Other
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 12, 2024 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Phase 4 Interventional Results available

Helping Those With Mental Illness Quit Smoking

NCT01783912
View directory record Official record
Conditions
Smoking, Nicotine Dependence, Mental Disorders
Interventions
Cognitive / Motivational Individual Sessions, Attention Control Individual Sessions, Nicotine Patch, Group Curriculum
Behavioral · Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 99 Years
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 29, 2016 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Dentistry United to Extinguish Tobacco

NCT01615237
View directory record Official record
Conditions
Tobacco Use Treatment
Interventions
Audit and performance feedback (PF), Financial Incentive (P4P), Current Best Practices (CBP)
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
3,207 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 15, 2019 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Mechanisms of Mindfulness for Smoking Cessation

NCT02943499
View directory record Official record
Conditions
Smoking Cessation
Interventions
App/Training, Smartphone
Behavioral · Device
Lead sponsor
Brown University
Other
Eligibility
21 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 19, 2019 · Synced Oct 17, 2026, 7:17 PM EDT
Completed Not applicable Interventional

Hatha Yoga for Smoking Cessation

NCT01633632
View directory record Official record
Conditions
Smoking Cessation
Interventions
Hatha yoga, Cognitive behavioral therapy
Behavioral
Lead sponsor
Creighton University
Other
Eligibility
19 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Dec 14, 2015 · Synced Oct 17, 2026, 7:17 PM EDT
Not yet recruiting Not applicable Interventional

Evaluation of Community Health Worker Support to Help People With Serious Mental Illness to Quit Smoking

NCT07789132
View directory record Official record
Conditions
Nicotine Dependance, Serious Mental Illness, Smoking (Tobacco) Addiction, Tobacco Cessation, Community Health Workers, Cardiovascular (CV) Risk, Tobacco Use Disorder
Interventions
Integrated CHW Support intervention, Enhanced usual care (EUC)
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
937 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Oct 17, 2026, 7:17 PM EDT