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 8, 2026, 11:30 AM 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 365 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Tobacco Use Treatment Clear all
Completed Phase 4 Interventional Results available

Novel Pharmacotherapy Approaches in Smokers With Serious Mental Illness

NCT04011280
View directory record Official record
Conditions
Bipolar Disorder, Schizophrenia, Schizoaffective Disorder, Nicotine Dependence
Interventions
Varenicline
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 70 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 22, 2023 · Synced Oct 8, 2026, 11:30 AM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers

Cannabis-Tobacco Co-Use Treatment Study

NCT06883162
View directory record Official record
Conditions
Tobacco Use Disorder, Tobacco Use Cessation, Cannabis Use, Cannabis Use Disorder, Marijuana Use
Interventions
Varenicline, Counseling, Psychosocial modules
Drug · Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 3, 2026 · Synced Oct 8, 2026, 11:30 AM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers

High Dose Bupropion for Smoking Cessation - Pilot Study

NCT03326128
View directory record Official record
Conditions
Smoking Cessation, Smoking, Tobacco, Smoking (Tobacco) Addiction, Cessation, Tobacco, Cigarette Smoking
Interventions
Bupropion Hydrochloride
Drug
Lead sponsor
University of Southern California
Other
Eligibility
21 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 17, 2023 · Synced Oct 8, 2026, 11:30 AM EDT
Completed Phase 3 Interventional

Treating Tobacco Dependence in Adolescents With Co-occurring Psychiatric Disorders

NCT00618943
View directory record Official record
Conditions
Tobacco Use Cessation, Tobacco Use Disorder
Interventions
Tobacco Use Cessation
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
13 Years to 25 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
3
States / cities
San Bruno, California • San Francisco, California • San Mateo, California
Source: ClinicalTrials.gov public record
Updated Dec 8, 2011 · Synced Oct 8, 2026, 11:30 AM EDT
Completed Phase 2 Interventional Results available

Gender Differences in Response to Nicotine Replacement Therapy and De-Nicotinized Cigarettes

NCT00960778
View directory record Official record
Conditions
Nicotine Dependence
Interventions
nicotine patch (Nicoderm Committed Quitter (CQ), Habitrol), denicotinized cigarettes (Quest 3 cigarettes)
Drug · Other
Lead sponsor
Medical University of South Carolina
Other
Eligibility
21 Years to 60 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 23, 2018 · Synced Oct 8, 2026, 11:30 AM EDT
Not yet recruiting Not applicable Interventional

Abstinence Reinforcement Therapy for Veterans Who Smoke Tobacco and Are Experiencing Homelessness

NCT07714200
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
Cognitive Behavioral Therapy for Smoking Cessation, Nicotine Replacement Therapy, Bupropion, Varenicline, Mobile Contingency Management, Clinic-Based Smoking Cessation Counseling
Behavioral · Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2030
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Oct 8, 2026, 11:30 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Predictors of Treatment Outcome for Smokers With and Without Schizophrenia

NCT00501007
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Not listed
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older
Enrollment
203 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2013
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Jul 17, 2017 · Synced Oct 8, 2026, 11:30 AM EDT
Terminated Phase 3 Interventional Results available

Study to Determine if a New Nicotine Replacement Therapy Can Safely Help Smokers to Quit Smoking

NCT01296698
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Placebo, Nicotine
Drug
Lead sponsor
McNeil Consumer Healthcare Division of McNEIL-PPC, Inc.
Industry
Eligibility
18 Years and older
Enrollment
257 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
19
States / cities
Muscle Shoals, Alabama • Oceanside, California • Griffin, Georgia + 16 more
Source: ClinicalTrials.gov public record
Updated Apr 23, 2012 · Synced Oct 8, 2026, 11:30 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of LLLT/Music for Smoking Cessation

NCT04830384
View directory record Official record
Conditions
Nicotine Dependence, Cigarettes
Interventions
Fully Active, LLLT Only, Music Only, Placebo
Device
Lead sponsor
Freedom Laser, Inc.
Industry
Eligibility
21 Years to 65 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Mendham, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 5, 2021 · Synced Oct 8, 2026, 11:30 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Research and Innovation to Stop E-cigarette/Vaping in Young Adults

NCT04974580
View directory record Official record
Conditions
Nicotine Dependence, E-Cig Use
Interventions
Nicotine patch, Phone Counseling, Digital Coaching
Drug · Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 24 Years
Enrollment
508 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 29, 2024 · Synced Oct 8, 2026, 11:30 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Methods Project 4: Clinical Trial - Amended

NCT03111537
View directory record Official record
Conditions
Tobacco Smoking
Interventions
Cigarettes, E-Cigarette, Nicotine Gum or Lozenge
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
264 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
3
States / cities
Minneapolis, Minnesota • Buffalo, New York • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 28, 2022 · Synced Oct 8, 2026, 11:30 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Onsite Tobacco Cessation Treatment for Patients With PAD

NCT05469698
View directory record Official record
Conditions
Tobacco Cessation, Peripheral Artery Disease
Interventions
Tobacco Treatment Research Program Standard Care
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 100 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Feb 15, 2024 · Synced Oct 8, 2026, 11:30 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Quit Smoking Study for People Who Use E-Cigarettes

NCT04946825
View directory record Official record
Conditions
Nicotine Addiction, E-Cig Use, Quitting Smoking
Interventions
Nicotine replacement therapy patch, Nicotine replacement therapy lozenge, Quit electronic cigarettes, Continue electronic cigarettes
Drug · Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
18 Years to 29 Years
Enrollment
396 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated May 22, 2025 · Synced Oct 8, 2026, 11:30 AM EDT
Completed Phase 4 Interventional

Varenicline Treatment in Alcohol and Nicotine Dependent Patients With Schizophrenia

NCT00727103
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Alcohol Dependence, Nicotine Dependence
Interventions
Varenicline, Placebo
Drug
Lead sponsor
State University of New York - Upstate Medical University
Other
Eligibility
18 Years to 69 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Feb 8, 2024 · Synced Oct 8, 2026, 11:30 AM EDT
Recruiting Not applicable Interventional

Implementation of Tobacco Cessation Programming at Community Behavioral Health Sites

NCT06837220
View directory record Official record
Conditions
Nicotine Use Disorder, Smoking Cessation, Smoking Cessation Intervention
Interventions
Enhanced Courage to Quit
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 26 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Oct 8, 2026, 11:30 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluating the Comparative Pharmacokinetics of Nicotine After Administration Via JUUL or Tobacco Cigarettes

NCT04053868
View directory record Official record
Conditions
Nicotine Administration & Dosage, E-cigarettes, Vaping, E-Liquid, Tobacco Smoking
Interventions
JUUL, Tobacco
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years to 70 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 16, 2025 · Synced Oct 8, 2026, 11:30 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Smoking Treatment in HIV Clinical Care Settings

NCT00297453
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Internet-based smoking treatment, Individual Counseling, self-help
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
207 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 27, 2012 · Synced Oct 8, 2026, 11:30 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Promoting Evidenced-Based Tobacco Smoking Cessation Treatment in Community Mental Health Clinics

NCT04796961
View directory record Official record
Conditions
Tobacco Smoking
Interventions
Implementation Intervention
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 3, 2025 · Synced Oct 8, 2026, 11:30 AM EDT
Completed No phase listed Observational Results available

Cognitive Testing of Tobacco Use Measurement Items for Administration With Cancer Patients and Survivors

NCT02233842
View directory record Official record
Conditions
Lung Cancer, Prostate Cancer, Bladder Cancer, Thymic Cancer
Interventions
Participant interview
Behavioral
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
21 Years to 110 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 12, 2016 · Synced Oct 8, 2026, 11:30 AM EDT
Completed Not applicable Interventional Results available

Treating Tobacco Dependence in Inpatient Psychiatry - 1

NCT00136812
View directory record Official record
Conditions
Tobacco Use Cessation, Tobacco Use Disorder
Interventions
stage-tailored intervention
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 11, 2024 · Synced Oct 8, 2026, 11:30 AM EDT
Completed Phase 3 Interventional

Smoking Cessation in Substance Abuse Treatment Patients: A Feasibility Study

NCT00408265
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Contingency Management
Behavioral
Lead sponsor
UConn Health
Other
Eligibility
18 Years and older · Male only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Nov 21, 2011 · Synced Oct 8, 2026, 11:30 AM EDT
Recruiting Phase 1Phase 2 Interventional

Overcoming Nicotine Dependence to Enable Quitting

NCT05513872
View directory record Official record
Conditions
Tobacco Use, Smoking Cessation, Smoking Behaviors, Nicotine Dependence, Nicotine Withdrawal
Interventions
Nicotine Replacement Therapy (NRT) Sampling, Practice Quitting (PQ) Counseling, Motivational Interviewing (MI) Counseling
Drug · Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
780 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Oct 8, 2026, 11:30 AM EDT
Completed No phase listed Observational

Testing the Decoy Effect to Increase Tobacco Treatment Uptake

NCT04200157
View directory record Official record
Conditions
Tobacco Smoking
Interventions
Online survey
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 15, 2023 · Synced Oct 8, 2026, 11:30 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Varenicline Treatment for Active Alcoholic Smokers

NCT01347112
View directory record Official record
Conditions
Smoking, Tobacco Dependence, Alcohol Dependence
Interventions
Varenicline, placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
2
States / cities
Rochester, Minnesota • La Crosse, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 5, 2018 · Synced Oct 8, 2026, 11:30 AM EDT