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 7, 2026, 12:53 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 1,296 matching trials from the live ClinicalTrials.gov search.
Conditions
Smoking
Interventions
Kava, Placebo
Drug
Lead sponsor
University of Florida
Other
Eligibility
21 Years to 99 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Smoking Cessation, Overweight, Obesity
Interventions
Nicotine patch
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Lung Cancer
Interventions
placebo, bupropion hydrochloride, nicotine
Other · Drug
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older
Enrollment
1,708 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2006
U.S. locations
24
States / cities
Scottsdale, Arizona • Washington D.C., District of Columbia • Peoria, Illinois + 20 more
Conditions
Tobacco Use, Tobacco Smoking, Tobacco Use Cessation, Smoking, Smoking Cessation, Smoking, Cigarette
Interventions
Motivating Pacifika Against Cigarettes and Tobacco
Behavioral
Lead sponsor
Claremont Graduate University
Other
Eligibility
18 Years to 30 Years
Enrollment
278 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
2
States / cities
Claremont, California • Fullerton, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Smoke-free Home Intervention in Permanent Supportive Housing

NCT04855357
Conditions
Smoking Cessation, Second Hand Tobacco Smoke
Interventions
Resident counselling, Staff Training
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
452 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
San Francisco, California
Completed Phase 4 Interventional Accepts healthy volunteers

Bio-behavioral Lung Cancer Prevention Program

NCT00322205
Conditions
Smoking Cessation
Interventions
zyban
Drug
Lead sponsor
National Institutes of Health (NIH)
NIH
Eligibility
18 Years and older
Enrollment
555 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2002
U.S. locations
1
States / cities
Buffalo, New York
Conditions
Tobacco Cessation
Interventions
BecomeAnEx
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Alcoholism, Smoking
Interventions
nicotine replacement patch
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2002
U.S. locations
1
States / cities
West Haven, Connecticut
Conditions
Tobacco Smoking
Interventions
CBI-CHW, Standard Care
Behavioral · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 80 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

Online Automated Self-Hypnosis Program

NCT03931772
Conditions
Smoking, Pain, Stress
Interventions
Automated Self-Hypnosis
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
152 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
2
States / cities
Palo Alto, California • Stanford, California
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
Conditions
Nicotine Dependence, Alcohol Use
Interventions
Mindfulness Training for Smokers, Interactive Learning for Smokers
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 29 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Madison, Wisconsin
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
Conditions
Smoking Cessation, Harm Reduction
Interventions
d-cycloserine, Juul e-cigarette
Drug · Other
Lead sponsor
Rose Research Center, LLC
Industry
Eligibility
22 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
2
States / cities
Charlotte, North Carolina • Raleigh, North Carolina
Conditions
Smoking Cessation
Interventions
Phases 1 and 2
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

Exercise to Enhance Smoking Cessation for Women at the YMCA

NCT01615380
Conditions
Smoking
Interventions
CBT+ Contact, CBT+ Exercise
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
408 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2012
U.S. locations
1
States / cities
Providence, Rhode Island
Conditions
Cancer and Tobacco Abuse
Interventions
Bupropion and intensive behavioral therapy
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Indianapolis, Indiana
Completed Not applicable Interventional Results available

Novel Medication as a Potential Smoking Cessation Aid

NCT02265367
Conditions
Tobacco Use Disorder
Interventions
Levomilnacipran, Placebo
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
25 Years to 55 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Completed Not applicable Interventional Accepts healthy volunteers

Offering Proactive Tobacco Treatment

NCT01123967
Conditions
Tobacco Use Cessation
Interventions
proactive outreach (PRO), telephone counseling (TC), Nicotine replacement therapy (NRT), Usual care (UC)
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 64 Years
Enrollment
2,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Minneapolis, Minnesota
Completed Not applicable Interventional Accepts healthy volunteers

Mindfulness Training for Smoking Cessation

NCT05440903
Conditions
Smoking Cessation
Interventions
Headspace, TEDTalk
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
213 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers

BRP1802 Smoking Abstinence Study

NCT04979013
Conditions
Smoking, Smoking Cessation, Tobacco Use
Interventions
Smoking Abstinence
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
24 Years to 60 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Lincoln, Nebraska
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of Learning-Theory-Based Smoking Cessation Strategies

NCT01368653
Conditions
Nicotine Dependence
Interventions
Standard treatment, Standard treatment+practice quitting, Very low nicotine cigarettes
Behavioral · Drug
Lead sponsor
Rutgers University
Other
Eligibility
18 Years and older
Enrollment
93 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
New Brunswick, New Jersey
Completed Phase 1 Interventional Accepts healthy volunteers

Cell Phone-Based Expert Systems for Smoking Cessation

NCT01454999
Conditions
Smoking
Interventions
CTI
Behavioral
Lead sponsor
VA Pacific Islands Health Care System
Federal
Eligibility
18 Years and older
Enrollment
446 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Honolulu, Hawaii
Completed Not applicable Interventional Accepts healthy volunteers

Countering Young Adult Tobacco Marketing in Bars

NCT01686178
Conditions
Smoking Cessation
Interventions
Anti-smoking social marketing campaign
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 26 Years
Enrollment
17,422 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
San Francisco, California