Independent directory Public ClinicalTrials.gov records United States
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 2, 2026, 9:28 PM EDT

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

Showing 97–120 of 138 matching trials from the live ClinicalTrials.gov search.
Completed Not applicable Interventional Accepts healthy volunteers

Embedding Comprehensive Smoking Cessation Programs Into Community Clinics

NCT04717544
Conditions
Smoking Cessation
Interventions
Intervention Arm
Behavioral
Lead sponsor
Friends Research Institute, Inc.
Other
Eligibility
18 Years and older
Enrollment
406 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Smoking Cessation, Electronic Cigarette Use, Cigarette Smoking
Interventions
Regular Nicotine patch and lozenge dose, Augmented Nicotine patch and lozenge dose
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Charleston, South Carolina
Completed Phase 4 Interventional Results available

Health Systems Reach Interventions Project

NCT04199117
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
Recruiting Not applicable Interventional Accepts healthy volunteers

Rural Smoking Cessation

NCT06584929
Conditions
Smoking Cessation
Interventions
Nicoderm CQ nicotine patch, Nicorette Nicotine Lozenges
Drug
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
21 Years and older
Enrollment
544 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Minneapolis, Minnesota
Completed Not applicable Interventional Results available

Pharmacist Intervention to Improve Smoking Cessation

NCT06943287
Conditions
Smoking Cessation
Interventions
Pharmacist Intervention
Behavioral
Lead sponsor
University of Iowa
Other
Eligibility
18 Years to 100 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Smoking Behaviors
Interventions
Aim 1: Online survey, Eye Tracking Activity, Eye tracking survey, Online Experimental Marketplace (ETM), Aim 3 survey, Cognitive Interviews, Supplemental Aim 1 Interviews
Other · Behavioral
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
16 Years to 28 Years
Enrollment
658 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Cleveland, Ohio
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Comparison Across Treatment Conditions to Reduce Smokeless Tobacco Use

NCT00218296
Conditions
Tobacco Use Disorder
Interventions
Usual Care Group, Reduction Group
Drug · Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 70 Years
Enrollment
332 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Minneapolis, Minnesota
Completed Not applicable Interventional Results available

Mobile Contingency Management for Marijuana and Tobacco Cessation

NCT02869451
Conditions
Cigarette Smoking, Marijuana Abuse
Interventions
bupropion, transdermal nicotine patch, Nicotine polacrilex, nicotine lozenge, counseling for marijuana and smoking cessation, mobile contingency management
Drug · Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 70 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Durham, North Carolina
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Feasibility of Delivering VergeRx at FQHCs

NCT06161675
Conditions
Tobacco Use Cessation
Interventions
QuitAid, SmokefreeTXT, Nicotine Replacement Therapy Patch, Nicotine lozenge
Behavioral · Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Charlottesville, Virginia
Not listed Not applicable Interventional Accepts healthy volunteers

Onsite Tobacco Cessation Treatment for Patients With PAD

NCT05469698
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
Conditions
Smoking Cessation
Interventions
Nicotine Replacement Therapy
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Smoking Cessation, Smoking, Cigarette, Smoking Reduction, Smoking, Smoking, Tobacco, Quitting Smoking
Interventions
4 weeks of Nicotine lozenge, 8 weeks of Nicotine Replacement Therapy Patch, QuitAid, Smokefree TXT, Tobacco Quitline, 4 weeks of Nicotine Replacement Therapy Patch, 8 Weeks Nicotine Lozenge
Drug · Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
768 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Charlottesville, Virginia
Terminated Not applicable Interventional Accepts healthy volunteers

Episodic Future Thinking and Future Thinking Priming for Smoking Cessation

NCT04297332
Conditions
Tobacco-Related Carcinoma
Interventions
Behavioral Intervention, Informational Intervention, Nicotine Replacement, Telephone-Based Intervention
Behavioral · Other · Drug
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Buffalo, New York
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Improving Quitline Support Study

NCT03538938
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
Completed Not applicable Interventional

Intensive Intervention for Smokers - 6

NCT00217984
Conditions
Tobacco Use Disorder, Alcohol Dependence
Interventions
Usual Care, Extended cognitive behavior therapy
Other · Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 75 Years
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
San Francisco, California
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Treating Caregivers Who Smoke at AFCH

NCT06051474
Conditions
Smoking, Smoking Cessation
Interventions
Nicotine Replacement Product
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Cigarette Smoking, Veterans
Interventions
Healthy Changes Nicotine Replacement Therapy (NRT), Cessation Treatment Nicotine Replacement Therapy (NRT), Cessation Treatment Counseling, Healthy Changes Counseling
Drug · Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2031
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Not applicable Interventional Accepts healthy volunteers

Tobacco Treatment for Employable Californians, Total IMPACT Study

NCT02478697
Conditions
Tobacco Dependence
Interventions
ProChange ExpertSystem
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
3
States / cities
Menlo Park, California • San Francisco, California • San Rafael, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Switching to a Vaping Device: Evaluating Risk Reduction Among Quitline Treatment Failures

NCT03502200
Conditions
Smoking, Cigarette
Interventions
JUUL, Treatment As Usual
Device · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years to 99 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Columbus, Ohio
Completed Not applicable Interventional Results available

Financial Incentives for Smoking Cessation Among Mothers

NCT05740098
Conditions
Cigarette Smoking
Interventions
Best Practices, Financial Incentives, Nicotine Replacement Therapy
Behavioral · Drug
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older · Female only
Enrollment
198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Burlington, Vermont
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
Recruiting Phase 3 Interventional Accepts healthy volunteers

Integrating Financial Coaching and Smoking Cessation Coaching

NCT05154669
Conditions
Smoking
Interventions
Financial counseling, Nicotine Replacement Therapy Agent - Patches, Nicotine Replacement Therapy Agent - Lozenges, Nicotine Replacement Therapy Agent - Gum
Other · Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 100 Years
Enrollment
602 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2029
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Results available

Goal2Quit + NRT Sampling

NCT03837379
Conditions
Cigarette Smoking, Smoking Cessation, Depression
Interventions
Treatment as Usual, Goal2Quit + NRT Sampling
Behavioral · Combination Product
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
164 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Charleston, South Carolina
Completed Not applicable Interventional Accepts healthy volunteers

Mobile Contingency Management for Smoking Cessation

NCT04881630
Conditions
Smoking Cessation
Interventions
Automated Mobile Contingency Management (CM), Standard Care (SC)
Behavioral · Other
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
532 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Oklahoma City, Oklahoma