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 Nov 15, 2026, 2:39 PM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 73–96 of 130 matching trials from the live ClinicalTrials.gov search.
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Smoking Cessation in Hispanic Construction Workers

NCT02873377
Conditions
Smoking Cessation
Interventions
Nicorette Gum, Nicoderm CQ, Smoking Quitline Referral, Behavioral Smoking Cessation Counseling
Drug · Other · Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older · Male only
Enrollment
134 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Miami, Florida
Conditions
Tobacco Use Disorder, Smoking
Interventions
Ariva Silver Wintergreen, Placebo Wintergreen
Other
Lead sponsor
Star Scientific, Inc
Industry
Eligibility
23 Years to 72 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Martinsburg, West Virginia
Conditions
Cigarette Smoking, Tobacco Use, Cigarette Smoking Behavior
Interventions
HRP Sampling period, NPL Sampling period
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
21 Years and older
Enrollment
472 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Nicotine Dependence, Schizophrenia
Interventions
NRT, Bupropion SR 150mg bid, Relapse Prevention-Oriented Cognitive Behavioral Therapy
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Tobacco Use Disorder
Interventions
Lower Nicotine Smokeless Tobacco Product, Behavioral Counseling
Other
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 70 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2004
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Smoking, Pregnancy
Interventions
Nicotine Replacement Therapy
Behavioral
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
21 Years and older · Female only
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2011
U.S. locations
2
States / cities
Washington D.C., District of Columbia
Conditions
Tobacco Use Disorder, Smoking
Interventions
Ariva® Silver Wintergreen, Silver Wintergreen
Other
Lead sponsor
Star Scientific, Inc
Industry
Eligibility
23 Years to 72 Years
Enrollment
111 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Martinsburg, West Virginia
Conditions
Cardiovascular Disease, Tobacco Use Disorder
Interventions
Nicotine replacement, Motivational counseling
Drug · Behavioral
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years and older
Enrollment
152 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
2
States / cities
Minneapolis, Minnesota
Conditions
Growth Hormone Deficiency, Pediatric, Endocrine System Diseases, Hormone Deficiency, Pituitary Diseases
Interventions
TransCon hGH
Drug
Lead sponsor
Ascendis Pharma A/S
Industry
Eligibility
1 Year to 18 Years
Enrollment
298 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
22
States / cities
Birmingham, Alabama • Los Angeles, California • Orange, California + 18 more
Conditions
Cigarette Smoking
Interventions
Smoking research cigarettes with or without NRT
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Smoking Cessation, Harm Reduction
Interventions
Nicoderm, Nicorette 4Mg Chewing Gum, Nicorette Lozenge Product, BIDI e-cigarette, on!
Drug · Other
Lead sponsor
Rose Research Center, LLC
Industry
Eligibility
22 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
2
States / cities
Charlotte, North Carolina • Raleigh, North Carolina
Conditions
Smoking, Smoking Cessation
Interventions
Nicotine Replacement Therapy (NRT) Sampling, Ask, Advise, Refer (physician brief advice)
Other · Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
1,278 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Alcohol Drinking
Interventions
21mg transdermal nicotine patch (Nicoderm CQ), 1mg nicotine nasal spray, placebo nasal spray
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Not applicable Interventional Accepts healthy volunteers

Strategies to Promote Cessation in Smokers Who Are Not Ready To Quit

NCT02905656
Conditions
Smoking Cessation
Interventions
Brief Advice, Motivational Interviewing, Rate Reduction, Pharmacological, MI+RR
Behavioral · Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
903 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Memphis, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers

Jail-Based Use of Smoking Cessation Treatment Study

NCT03799315
Conditions
Tobacco Use
Interventions
Nicotine Replacement Therapy, Counseling
Drug · Behavioral
Lead sponsor
Hennepin Healthcare Research Institute
Other
Eligibility
18 Years to 64 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Minneapolis, Minnesota
Completed Not applicable Interventional Accepts healthy volunteers Results available

Project Quit: Positive vs. Negative Offers of an Online Stop Smoking Program

NCT01923467
Conditions
Smoking Cessation
Interventions
Project Quit stop smoking program, Nicotine patches 21 mg
Behavioral · Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
767 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Ann Arbor, Michigan
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
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
Conditions
Tobacco Smoking
Interventions
Nicoderm C-Q Transdermal Product, Orientation session, Craving-to-Quit app, Two brief follow-up phone calls, Group MT sessions, Brief advice on quitting smoking, Self-help smoking cessation materials
Drug · Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
2
States / cities
Miami, Florida • Memphis, Tennessee
Conditions
Tobacco Use Disorder
Interventions
Nicotrol
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
40 Years to 79 Years · Female only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2000
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
bupropion, transdermal nicotine patch
Drug
Lead sponsor
North Suffolk Mental Health Association
Other
Eligibility
18 Years to 70 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Phase 3 Interventional Accepts healthy volunteers

Improving Varenicline Adherence and Outcomes in Homeless Smokers

NCT00786149
Conditions
Tobacco Use Cessation
Interventions
Varenicline plus Motivational Interviewing counseling, Varenicline without counseling
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
428 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Minneapolis, Minnesota
Completed Not applicable Interventional Accepts healthy volunteers

Interventions for Smoking Among Persons in Recovery

NCT00714896
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
Not listed Not applicable Interventional Accepts healthy volunteers

Effect of Resistance Training on Tobacco-Related Cardiovascular Disease Risk

NCT01705951
Conditions
Smoking, Cardiovascular Disease Risk
Interventions
Resistance Training (RT), Nicotine Replacement Therapy (NRT)
Other · Biological
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 35 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Los Angeles, California