Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 23, 2026, 12:40 PM EDT

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

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Nicotine Dependence, Bipolar Disorder
Interventions
Counseling/Healthy Lifestyle, Counseling/Managing Mood
Behavioral
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Cincinnati, Ohio
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Impact of Alternative Nicotine-Delivery Products on Combustible Cigarette Use

NCT04084210
Conditions
Nicotine Dependence
Interventions
Juul Electronic cigarette, Very Low Nicotine Cigarettes, Active Nicotine Patch, Placebo Patch
Device · Other · Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
21 Years and older
Enrollment
209 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
2
States / cities
Madison, Wisconsin • Milwaukee, Wisconsin
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Testing Methylphenidate for Smoking Abstinence

NCT00549640
Conditions
Smoking
Interventions
Methylphenidate, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Smoking Cessation, Nicotine Addiction, Schizophrenia
Interventions
active F8-coil delivered rTMS, active H-coil delivered rTMS
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
22 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Houston, Texas
Conditions
Smoking, Smoking Cessation, Adherence, Nicotine Dependence, Motivation
Interventions
Short Term Combination Nicotine Replacement Therapy (patch + gum), Long Term Combination Nicotine Replacement Therapy (patch + gum), Intensive Maintenance Counseling, Cognitive Medication Adherence Counseling (CAM), Electronic Medication Monitoring Device (the Helping Hand) + Feedback, Automated Adherence Prompting Phone Calls
Drug · Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 99 Years
Enrollment
544 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Smoking Cessation, Smoking, Nicotine Dependence
Interventions
Varenicline, Nicotine lozenge, Nicotine Patch
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 99 Years
Enrollment
1,086 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
2
States / cities
Madison, Wisconsin • Milwaukee, Wisconsin
Completed Phase 4 Interventional Accepts healthy volunteers

A Comparison of Bupropion SR and Placebo for Smoking Cessation

NCT00176449
Conditions
Tobacco Use Disorder
Interventions
Bupropion SR, Placebo Oral Tablet
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 64 Years · Female only
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2005
U.S. locations
1
States / cities
Catonsville, Maryland
Withdrawn Not applicable Interventional Accepts healthy volunteers

Vaping High vs. Low Nicotine E-Liquid

NCT04047836
Conditions
Cardiovascular Risk Factor, Nicotine Dependence
Interventions
Low Nicotine E-Liquid, Medium or High Nicotine E-Liquid
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years to 70 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
2
States / cities
San Francisco, California
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Menstrual Cycle Effects on Smoking Cessation and Cue Reactivity

NCT00664755
Conditions
Nicotine Dependence
Interventions
varenicline, transdermal nicotine patch
Drug · Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2013
U.S. locations
1
States / cities
Charleston, South Carolina
Recruiting Not applicable Interventional Accepts healthy volunteers

Use of Nicotine Pouches Among Daily Smokers

NCT06043362
Conditions
Tobacco Dependence
Interventions
0 mg nicotine pouch, 3 mg nicotine pouch, 6 mg nicotine pouch, Smooth nicotine pouch, Wintergreen nicotine pouch
Other
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
21 Years to 70 Years
Enrollment
375 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
2
States / cities
Hershey, Pennsylvania • Houston, Texas
Completed Phase 3 Interventional Accepts healthy volunteers

A Brief Dental Office Intervention With Tobacco Quitline

NCT00273156
Conditions
Smoking, Nicotine Dependence
Interventions
Telephone quitline
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Nicotine Dependence
Interventions
Motivational Interviewing, Psychoeducation
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

School Nurse-Delivered Smoking Cessation Intervention

NCT00682474
Conditions
Cigarette Smoking, Nicotine Dependence
Interventions
Counseling Intervention, Information Intervention
Behavioral
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
13 Years to 18 Years
Enrollment
1,058 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
1
States / cities
Worcester, Massachusetts
Conditions
Tobacco Dependence
Interventions
Nicotine Spray, Placebo
Drug
Lead sponsor
McNeil Consumer Healthcare Division of McNEIL-PPC, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
1,198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
8
States / cities
Scottsdale, Arizona • Burbank, California • Chicago, Illinois + 5 more
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Feasibility of a Medical-Legal Partnership Model to Connect Coal Miners QuitAid

NCT07694492
Conditions
Tobacco Use Cessation, Tobacco Use Disorder, Nicotine Dependence, Smokeless Tobacco Use
Interventions
QuitAid (pharmacist-delivered MTM), Nicotine Replacement Therapy (NRT)
Behavioral · Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Charlottesville, Virginia
Conditions
Smoking Cessation
Interventions
Non-invasive vagus nerve stimulator plus nicotine replacement patches, nicotine replacement patches
Combination Product · Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Nicotine Dependence
Interventions
Sustained Care, Usual Care
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years and older
Enrollment
422 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Austin, Texas
Conditions
Nicotine Dependence
Interventions
mSMART
Device
Lead sponsor
Duke University
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers

Mindset Intervention for Nicotine Dependence

NCT03174730
Conditions
Psychology, Social, Smoking Cessation, Smoking (Tobacco) Addiction
Interventions
Growth Mindset, SmartQuit
Behavioral
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
398 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Bipolar Disorder
Interventions
Bupropion, Placebo
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of a Brief Tobacco Intervention in the US Military

NCT03196102
Conditions
Tobacco Use, Tobacco Smoking, Smoking, Cigar, Smoking, Pipe, Smoking, Hookah, Nicotine Dependence
Interventions
BTI, Cigarette smoking military tailored pamphlet, Standard smoking cessation intervention
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
2,999 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Lackland Air Force Base, Texas
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Nicotine Vaccination and Nicotinic Receptor Occupancy

NCT00996034
Conditions
Nicotine Dependence
Interventions
NicVAX, [123I]5-IA-85380, Nicotine bitartrate
Biological · Radiation · Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
West Haven, Connecticut
Conditions
Nicotine Dependence
Interventions
Varenicline, Bupropion, Nicotine patches, Placebo varenicline, Placebo bupropion, Placebo patch
Drug · Other
Lead sponsor
Duke University
Other
Eligibility
18 Years to 50 Years
Enrollment
282 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
2
States / cities
Durham, North Carolina • Raleigh, North Carolina
Conditions
Nicotine Dependence
Interventions
Exposure to smoking advertising with coupon, Exposure to smoking advertising without coupons, Exposure to non health related images
Behavioral
Lead sponsor
National Institute on Minority Health and Health Disparities (NIMHD)
NIH
Eligibility
18 Years to 29 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Bethesda, Maryland