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 1, 2026, 10:16 PM EDT

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

Showing 49–72 of 266 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Smokers cease smoking Clear all
Not listed Not applicable Interventional Accepts healthy volunteers

Smoking Relapse Prevention Via Just-in-Time-Adaptive Interventions

NCT03690596
View directory record Official record
Conditions
Smoking Cessation
Interventions
NRT + QuitBuddy, NRT + QuitBuddy-Recall, Treatment as Usual
Other
Lead sponsor
Meharry Medical College
Other
Eligibility
18 Years and older
Enrollment
94 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 13, 2021 · Synced Oct 1, 2026, 10:16 PM 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 1, 2026, 10:16 PM EDT
Completed Phase 3 Interventional Results available

Extended Varenicline Treatment for Smoking Among Cancer Patients

NCT01756885
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Varenicline, Placebo, Smoking Cessation Counseling
Drug · Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
207 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
2
States / cities
Chicago, Illinois • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 30, 2019 · Synced Oct 1, 2026, 10:16 PM EDT
Completed Phase 3 Interventional Results available

Providing Free Nicotine Patches to Quitline Smokers

NCT01736085
View directory record Official record
Conditions
Smoking Cessation
Interventions
Telephone counseling, Voucher, Nicotine patches
Behavioral · Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
3,706 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 19, 2020 · Synced Oct 1, 2026, 10:16 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Pilot Study of the Learn, Connect, and Quit Mobile Application

NCT03978455
View directory record Official record
Conditions
Smoking, Smoking Cessation
Interventions
Learn, Connect, and Quit Mobile Application
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 11, 2020 · Synced Oct 1, 2026, 10:16 PM EDT
Completed Not applicable Interventional Results available

Smoking Cessation Using Motivational Therapy and Varenicline

NCT00701896
View directory record Official record
Conditions
Smoking, HIV Infections
Interventions
Varenicline tartrate, Nicotine Replacement Therapy, Biological Control, Motivational Interview
Drug · Other · Behavioral
Lead sponsor
Philip Diaz
Other
Eligibility
18 Years and older
Enrollment
294 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 15, 2021 · Synced Oct 1, 2026, 10:16 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Sustaining Smoking Cessation in Smokers With Kids With Asthma

NCT00862368
View directory record Official record
Conditions
Asthma, Smoking Cessation
Interventions
PAM, PAM-Enhanced/Asthma Counseling Phone Calls, Follow-Up Phone Calls - Child Wellness Topic
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years and older
Enrollment
573 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2011
U.S. locations
5
States / cities
Fall River, Massachusetts • Pawtucket, Rhode Island • Providence, Rhode Island + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 25, 2012 · Synced Oct 1, 2026, 10:16 PM EDT
Completed Not applicable Interventional

Quit IT: Development of a Web-based, 3D Coping Skills Game to Increase Self-Efficacy for Maintaining Smoking Abstinence Following Hospitalization

NCT01915836
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
web-based video game (Quit IT), Questionnaires, Evaluation Interview
Other · Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
30 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 11, 2014 · Synced Oct 1, 2026, 10:16 PM EDT
Completed Phase 1 Interventional Results available

Improving Functional Outcomes of Veterans With PTSD and Tobacco Dependence

NCT02576899
View directory record Official record
Conditions
Tobacco, Posttraumatic Stress Disorder
Interventions
Acceptance and Commitment Therapy for PTSD and Tobacco Use, Freedom From Smoking
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Bedford, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 10, 2020 · Synced Oct 1, 2026, 10:16 PM EDT
Completed No phase listed Observational

Impact of Lung Cancer Diagnosis on Relatives' Understanding of Genetic Risk and Receptivity to Quit Smoking

NCT00341341
View directory record Official record
Conditions
Lung Cancer
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
18 Years to 55 Years
Enrollment
757 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 1, 2026, 10:16 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Intervention for Support Persons to Help Smokers Quit

NCT00379054
View directory record Official record
Conditions
Smoking Cessation
Interventions
telephone based skills training intervention
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 22, 2010 · Synced Oct 1, 2026, 10:16 PM 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 11, 2015 · Synced Oct 1, 2026, 10:16 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Fluoxetine as a Quit Smoking Aid for Depression-Prone Smokers

NCT00018174
View directory record Official record
Conditions
Depression, Smoking
Interventions
Fluoxetine, Behavioral group smoking cessation treatment, Placebo
Drug · Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 65 Years
Enrollment
247 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1998 – 2005
U.S. locations
1
States / cities
Hines, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 2, 2009 · Synced Oct 1, 2026, 10:16 PM EDT
Completed Not applicable Interventional

Inpatient Smokers and LDCT Screening Part 2

NCT03793894
View directory record Official record
Conditions
Lung Cancer Screening, Smoking Cessation
Interventions
Smoking Cessation Counseling, Decision Aid, Shared decision making (SDM), CHW Navigation
Behavioral
Lead sponsor
Boston University
Other
Eligibility
55 Years to 80 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 7, 2020 · Synced Oct 1, 2026, 10:16 PM EDT
Completed Not applicable Interventional

Quit Smoking Text Message Study

NCT06111755
View directory record Official record
Conditions
Smoking Cessation
Interventions
SmokefreeTXT, Smartband
Other · Device
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
204 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 6, 2025 · Synced Oct 1, 2026, 10:16 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Interactive Mobile Doctor (iMD) for Asian Smokers

NCT02966132
View directory record Official record
Conditions
Smoking Cessation
Interventions
iMD, NPA
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Male only
Enrollment
172 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated May 5, 2020 · Synced Oct 1, 2026, 10:16 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 1, 2026, 10:16 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 15, 2026 · Synced Oct 1, 2026, 10:16 PM EDT
Completed Phase 3 Interventional Results available

Mechanistic Evaluations of Pre-Cessation Therapies for Smoking Cessation

NCT01406223
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Varenicline, Bupropion, Nicotine patches, Placebo varenicline, Placebo bupropion, Placebo patch
Drug · Other
Lead sponsor
Duke University
Other
Eligibility
18 Years to 50 Years
Enrollment
282 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
2
States / cities
Durham, North Carolina • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 14, 2017 · Synced Oct 1, 2026, 10:16 PM 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 1, 2026, 10:16 PM EDT
Completed Not applicable Interventional

Implementation of a System-level Tobacco Treatment Intervention

NCT02816697
View directory record Official record
Conditions
Smoking Cessation, Lung Cancer
Interventions
CEASE, Usual Care Tobacco Treatment Services
Other
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
263 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 16, 2026 · Synced Oct 1, 2026, 10:16 PM EDT
Completed Not applicable Interventional

Primary Care Physicians' Use of Stop-Smoking Plans to Help Patients Who Are Smokers

NCT00227786
View directory record Official record
Conditions
Tobacco Use Disorder, Unspecified Adult Solid Tumor, Protocol Specific
Interventions
smoking cessation intervention, counseling intervention
Behavioral · Other
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
344 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
5
States / cities
Aurora, Colorado • Honolulu, Hawaii • Boston, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 16, 2013 · Synced Oct 1, 2026, 10:16 PM EDT
Completed Not applicable Interventional Results available

Phone-Based Postpartum Continuing Care for Smoking Cessation

NCT01684592
View directory record Official record
Conditions
Smoking Cessation, Pregnancy
Interventions
Phone-based postpartum continuing care, Standard care
Behavioral
Lead sponsor
Battelle Memorial Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
2
States / cities
Bloomington, Illinois • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 13, 2018 · Synced Oct 1, 2026, 10:16 PM EDT
Terminated Phase 2Phase 3 Interventional Results available

Tailored Smoking Cessation Treatment for LIVE FOR LIFE® Participants

NCT01560507
View directory record Official record
Conditions
Cigarette Smoking, Nicotine Dependence
Interventions
varenicline (Chantix), bupropion (Zyban), nicotine patches
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
2
States / cities
Durham, North Carolina • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 24, 2014 · Synced Oct 1, 2026, 10:16 PM EDT