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, 1:48 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 34 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Quitline only 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, 1:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Interventions for Smoking Among Persons in Recovery

NCT00714896
View directory record Official record
Conditions
Smoking Cessation
Interventions
Stepped-Care, Control
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Walnut Creek, California
Source: ClinicalTrials.gov public record
Updated May 29, 2013 · Synced Oct 17, 2026, 1:48 PM EDT
Completed Not applicable Interventional

Smoking Relapse-Prevention Intervention for Cancer Patients

NCT01630161
View directory record Official record
Conditions
Smoking Cessation
Interventions
Usual Care, Smoking Relapse Prevention for Cancer Patients (SRP-CaP)
Behavioral
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
441 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2020
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Aug 17, 2021 · Synced Oct 17, 2026, 1:48 PM EDT
Recruiting Not applicable Interventional

Refer2Quit: Evaluating a Proactive, Tailored, Population Health Approach for Tobacco Treatment for Household Smokers Through a Pediatric Care Network

NCT06582693
View directory record Official record
Conditions
Smoking, Smoking Cessation, Second Hand Tobacco Smoke
Interventions
Refer2Quit
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
18 Years and older
Enrollment
3,200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Oct 17, 2026, 1:48 PM EDT
Completed No phase listed Observational

Tobacco-Focused Patient Navigation to Address Barriers to Utilization of Community-Based Smoking Cessation Services in Primary Care

NCT01678118
View directory record Official record
Conditions
Minority Smokers
Interventions
Patient Navigator
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2021
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 27, 2021 · Synced Oct 17, 2026, 1:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Creating Smokefree Living Together for Chinese Household Pairs

NCT01592682
View directory record Official record
Conditions
Smoking, Smoke Exposure
Interventions
Smokefree counseling
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
410 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 3, 2015 · Synced Oct 17, 2026, 1:48 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

mHealth for Smoking Cessation in Public Housing

NCT04657250
View directory record Official record
Conditions
Smoking Cessation
Interventions
Smoking cessation + quitline linkage text messages, Passive quitline referral
Behavioral
Lead sponsor
George Washington University
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Nov 8, 2022 · Synced Oct 17, 2026, 1:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Relapse-Prevention Booklets as an Adjunct to a Tobacco Telephone Helpline("Quitline")

NCT01352000
View directory record Official record
Conditions
Smoking Cessation
Interventions
Smoking Cessation
Behavioral
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
3,830 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2016
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Feb 23, 2017 · Synced Oct 17, 2026, 1:48 PM 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 11, 2026 · Synced Oct 17, 2026, 1:48 PM EDT
Completed Not applicable Interventional

Text Messaging to Engage and Retain Veterans in Smoking Cessation Counseling

NCT03177265
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Text messaging prior to first counseling call, Text-to-Enhance, Mail Notice, Telephone Counseling
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
432 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
2
States / cities
San Diego, California • New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 9, 2021 · Synced Oct 17, 2026, 1:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Intervention Study to Increase Smoking Cessation Rates Among Public Housing Residents

NCT01651611
View directory record Official record
Conditions
Tobacco Cessation
Interventions
Motivational interviewing, Smoking cessation counseling, Navigation to smoking cessation resources, Social support
Behavioral
Lead sponsor
Boston University
Other
Eligibility
18 Years to 79 Years
Enrollment
330 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 29, 2016 · Synced Oct 17, 2026, 1:48 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Effectiveness of a Web-Assisted Quitline for Smokeless Tobacco Users

NCT00820495
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Web + Phone, Web Only, Phone Only, Usual Care
Behavioral
Lead sponsor
Oregon Research Institute
Other
Eligibility
18 Years and older
Enrollment
1,683 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
2
States / cities
San Diego, California • Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 5, 2013 · Synced Oct 17, 2026, 1:48 PM EDT
Recruiting Phase 2 Interventional

Smoking Cessation Pharmacotherapy-Nurse Practitioner Led Tobacco Treatment Team Study

NCT05733767
View directory record Official record
Conditions
Cardiopulmonary Disease, Smoking Cessation, Inpatient
Interventions
Enhanced Usual Care (EUC), Nurse Practitioner Tobacco Treatment Team (NPT3)
Other
Lead sponsor
Baystate Medical Center
Other
Eligibility
18 Years and older
Enrollment
424 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Springfield, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 1, 2026 · Synced Oct 17, 2026, 1:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Oklahoma Weight Concerns Quitline: a Randomized Cessation Trial

NCT01162577
View directory record Official record
Conditions
Smoking
Interventions
Weight Concerns
Behavioral
Lead sponsor
Consumer Wellness Solutions
Industry
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 14, 2010 · Synced Oct 17, 2026, 1:48 PM 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 Oct 5, 2026 · Synced Oct 17, 2026, 1:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Center for Disease Control (CDC) Fax to Quit/Academic Detailing Grant

NCT00989755
View directory record Official record
Conditions
Smoking
Interventions
Fax to Quit (F2Q)
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 9, 2015 · Synced Oct 17, 2026, 1:48 PM EDT
Completed Phase 4 Interventional Results available

Effectiveness of a Smoking Cessation Algorithm Integrated Into HIV Primary Care

NCT03670316
View directory record Official record
Conditions
HIV, AIDS, Smoking Cessation
Interventions
Algorithm Treatment, Quitline only
Drug · Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
371 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated May 22, 2026 · Synced Oct 17, 2026, 1:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Implementing a Virtual Tobacco Treatment for Cancer Patients in Community Oncology Practices

NCT03808818
View directory record Official record
Conditions
Carcinoma In Situ, Current Smoker, Malignant Neoplasm, Primary Neoplasm, Recurrent Neoplasm, Smoking Cessation
Interventions
Behavioral, Psychological or Informational Intervention, Nicotine Replacement, Quality-of-Life Assessment, Survey Administration, Tobacco Cessation Counseling
Other · Drug
Lead sponsor
ECOG-ACRIN Cancer Research Group
Network
Eligibility
18 Years and older
Enrollment
306 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
42
States / cities
Anchorage, Alaska • Atlanta, Georgia • Augusta, Georgia + 32 more
Source: ClinicalTrials.gov public record
Updated Mar 18, 2025 · Synced Oct 17, 2026, 1:48 PM EDT
Completed Phase 3 Interventional Results available

Optimizing Tobacco Dependence Treatment in the Emergency Department

NCT02896400
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Brief Negotiated Interview (BNI), Nicotine replacement therapy (NRT), CT Smokers Quitline (QL), SmokefreeText (Text)
Behavioral · Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
1,056 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 4, 2020 · Synced Oct 17, 2026, 1:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Brief Computerized Feedback for Smokers in Recovery

NCT01325727
View directory record Official record
Conditions
Smoking
Interventions
Brief computerized feedback, Resources only (control)
Other
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
151 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Midlothian, Virginia
Source: ClinicalTrials.gov public record
Updated Nov 15, 2012 · Synced Oct 17, 2026, 1:48 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 8, 2016 · Synced Oct 17, 2026, 1:48 PM 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 13, 2020 · Synced Oct 17, 2026, 1:48 PM EDT
Completed Not applicable Interventional Results available

Adapt2Quit - An Adaptive Motivational System for Socio-Economically Disadvantaged Smokers

NCT04720625
View directory record Official record
Conditions
Tobacco Smoking
Interventions
Adapt2Quit, Control
Behavioral
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years to 99 Years
Enrollment
757 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
3
States / cities
Baltimore, Maryland • Springfield, Massachusetts • Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 17, 2026, 1:48 PM EDT
Completed Not applicable Interventional

An Intervention to Promote Use of Smoking Cessation Resources Among Adults Using Community Food Pantries

NCT05273450
View directory record Official record
Conditions
Smoking Cessation, Food Insecurity
Interventions
Quitline Information with Reinforcement
Behavioral
Lead sponsor
Case Western Reserve University
Other
Eligibility
21 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 12, 2024 · Synced Oct 17, 2026, 1:48 PM EDT