Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 19, 2026, 1:47 PM EDT

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Showing 25–48 of 1,612 matching trials from the live ClinicalTrials.gov search.
Conditions
Substance Dependence
Interventions
GSK598809, Nicotine Replacement Transdermal Patch, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
10
States / cities
DeLand, Florida • Pembroke Pines, Florida • Stockbridge, Georgia + 7 more
Conditions
Smoking, Tobacco Use, Tobacco Smoking
Interventions
Product A, Product B, Product C, Product D, Product N, Product E
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Lexington, Kentucky • Knoxville, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers

Breathe Easier II: A Dyad-based Multiple Behavior Intervention

NCT05956782
Conditions
Lung Cancer, Nonsmall Cell, COPD, Self-Management, Physical Inactivity, Stress, Quality of Life
Interventions
Breathe Easier
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
21 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Columbia, South Carolina
Completed Not applicable Interventional Accepts healthy volunteers

Effects of e-Cigarettes on Perceptions and Behavior - Remote Substudy # 1

NCT05958979
Conditions
Electronic Cigarette Use, Cigarette Smoking, Cigarette Use, Electronic, Vaping
Interventions
Control Marketing Strategies, Experimental Marketing Strategies
Other
Lead sponsor
University of Southern California
Other
Eligibility
21 Years and older
Enrollment
601 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Attention Deficit Hyperactivity Disorder (ADHD) Smoking Cessation Study

NCT00736255
Conditions
Attention Deficit Hyperactivity Disorder, Nicotine Dependence
Interventions
Transdermal Nicotine Patch, Lis-dexamphetamine (Vyvanse), Placebo
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 50 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Fatigue; Muscle, Heart, Fatigue, Mental
Interventions
Oral Pouch - Nicotine, Oral Pouch - Caffeine, Oral Pouch - Placebo
Other
Lead sponsor
University of Southern Mississippi
Other
Eligibility
21 Years to 40 Years · Male only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Hattiesburg, Mississippi
Conditions
Schizophrenia and Disorders With Psychotic Features, Tobacco Use Disorder, Schizophrenia
Interventions
Transdermal Nicotine Patch, 21 mg transdermal nicotine, placebo patch
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 80 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2005
U.S. locations
2
States / cities
Providence, Rhode Island
Terminated Not applicable Interventional Accepts healthy volunteers

Effects of Electronic Cigarettes on Lung Biology

NCT02188511
Conditions
Lung Disease, Lung Disorder
Interventions
Group A, Group B, Group C, Group D, Group E
Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
21 Years to 85 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
New York, New York
Conditions
Cigarette Smoking-Related Carcinoma
Interventions
Bupropion Hydrochloride Controlled-release, Nicotine Replacement, Questionnaire Administration, Tobacco Cessation Counseling, Varenicline
Drug · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
2,010 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2028
U.S. locations
1
States / cities
Houston, Texas
Completed Not applicable Interventional Accepts healthy volunteers

A Virtual Reality Game to Prevent E-cigarette and Cannabis Vaping

NCT07413432
Conditions
Cannabis, Vaping, Emotion Regulation
Interventions
Virtual reality videogame intervention for vaping prevention
Behavioral
Lead sponsor
Yale University
Other
Eligibility
11 Years to 15 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Smoking, Smoking Behaviors, Tobacco Use, Tobacco Smoking
Interventions
Product A1, Product B, Product C, Product D, Product A2, Product E, Product F, Product G, Product H, Product N
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Knoxville, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers Results available

Smokers' Response to Nicotine Dependence Genotyping

NCT01780038
Conditions
Cigarette Smoking, Nicotine Dependence
Interventions
Receipt of Genetic Results, No results given
Behavioral
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Omaha, Nebraska
Completed Not applicable Interventional Results available

Nicotine and Behavior in Adult ADHD

NCT00573248
Conditions
ADHD
Interventions
Nicotine, Placebo
Drug · Other
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 45 Years
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Irvine, California
Conditions
Tobacco Use, Tobacco Smoking, Cigarette Smoking
Interventions
Product A, Product B, Product C, Product D, Product E, Product F
Other
Lead sponsor
British American Tobacco (Investments) Limited
Industry
Eligibility
21 Years to 60 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Overland Park, Kansas
Active, not recruiting Not applicable Interventional

Electronic Cigarettes and Reactivity to Smoking Cues

NCT01782599
Conditions
Nicotine Dependence
Interventions
Dual nicotine patch and electronic cigarette
Other
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2027
U.S. locations
1
States / cities
Belmont, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Study to Assess Tobacco-related Biomarkers of Exposure in Smokers Using myBlu E-cigarettes

NCT04019626
Conditions
Healthy Volunteers
Interventions
Continue-smoking, myblu Tobacco 2.5%, myblu Tobacco 4.0%, myblu Honeymoon 2.5%, myblu Honeymoon 4.0%, JUUL 5%
Other
Lead sponsor
Fontem Ventures BV
Industry
Eligibility
21 Years to 65 Years
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Lincoln, Nebraska
Conditions
Tobacco Use
Interventions
Patient navigation-based tobacco harm reduction intervention
Other
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Hershey, Pennsylvania
Terminated No phase listed Observational Accepts healthy volunteers

Alternate Nicotine Delivery Systems and Airway Epithelial Biology

NCT01974063
Conditions
Smoking, Smoking Cessation
Interventions
Not listed
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
2
States / cities
New York, New York
Conditions
Smoking, Smoking Behaviors, Tobacco Use, Tobacco Smoking
Interventions
CSD1905-11, CSD1905-12, CSD1905-13, CSD1905-14, CSD1905-15, CSD1905-16, CSD1905-17
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years and older
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Knoxville, Tennessee
Conditions
Message Exposure (Sequence: Regular Then Flavor), Message Exposure (Sequence: Flavor Then Regular), No Message Exposure (Control Condition)
Interventions
Exposure to Anti-Vaping Messages (generic themes then flavor-specific themes), Exposure to Anti-Vaping Messages (flavor-specific themes then generic themes), Exposure to Anti-Vaping Messages (no message exposure)
Behavioral
Lead sponsor
University of Georgia
Other
Eligibility
18 Years to 29 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Athens, Georgia
Conditions
Concussion, Mild, Mild Traumatic Brain Injury (mTBI), Psychological Health
Interventions
Acceptance and Commitment Therapy Integrated Rehabilitation (ACT), Usual Care Rehabilitation
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 49 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania • Fort Hood, Texas
Conditions
Smoking Cessation
Interventions
Not listed
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 50 Years
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2012
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Healthy Volunteers
Interventions
Combustible Cigarette, blu Disposable A, blu Disposable B, blu Disposable C, blu Disposable D, blu Disposable E
Other
Lead sponsor
Fontem US LLC
Industry
Eligibility
21 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Burbank, California
Conditions
Smoking Cessation
Interventions
Nicotine Metabolite Ratio
Other
Lead sponsor
Southcentral Foundation
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Anchorage, Alaska