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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Cigarette Smoking-Related Carcinoma
Interventions
Carbon Monoxide Measurement, Nicotine Lozenge, Oral Nicotine Pouch, Nicotine Patch, Survey Administration, Check-in Phone Calls
Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Behavior, Risk
Interventions
3x3 between-subjects experimental exposure
Behavioral
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years to 65 Years
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Columbus, Ohio
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nicotinic Modulation of the Default Network

NCT01223404
Conditions
Magnetic Resonance Imaging, Cognition, Nicotine, Mecamylamine
Interventions
Placebo, Nicotine, Mecamylamine
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
21 Years to 50 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
2
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Electronic Cigarettes on Nicotine Concentrations

NCT01775787
Conditions
Health Behavior
Interventions
Nicotine with Tobacco Flavor and Tobacco & Menthol Flavor
Drug
Lead sponsor
UConn Health
Other
Eligibility
18 Years to 55 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Farmington, Connecticut
Conditions
Smoking
Interventions
Own Brand Menthol Cigarette, Electronic Menthol Cigarette #1, Electronic Menthol Cigarette #2, Electronic Menthol Cigarette #3, Leading U.S. Nicotine Gum
Other
Lead sponsor
R.J. Reynolds Vapor Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Lincoln, Nebraska
Conditions
Dementia, Alzheimer Disease
Interventions
Partners in Dementia Care
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
994 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
6
States / cities
Boston, Massachusetts • Brockton, Massachusetts • Oklahoma City, Oklahoma + 3 more
Conditions
Nicotine Use Disorder
Interventions
E-liquid coolant (No WS-3) for non-menthol (1), E-liquid coolant (No WS-3) for low (0.1%) menthol (1), E-liquid coolant (No WS-3) for high (2.0%) menthol (1), E-liquid coolant (Low [0.1%] WS-3) for non-menthol (2), E-liquid coolant (Low [0.1%] WS-3) for low (0.1%) menthol (2), E-liquid coolant (Low [0.1%] WS-3) for high (2.0%) menthol (2), E-liquid coolant (High [2.0%] WS-3) for non-menthol (3), E-liquid coolant (High [2.0%] WS-3) for low (0.1%) menthol (3), E-liquid coolant (High [2.0%] WS-3) for high (2.0%) menthol (3), E-liquid coolant (Low [0.1%] WS-23) for non-menthol (4), E-liquid coolant (Low [0.1%] WS-23) for low (0.1%) menthol (4), E-liquid coolant (Low [0.1%] WS-23) for high (2.0%) menthol (4), E-liquid coolant (High [2.0%] WS-23) for non-menthol (5), E-liquid coolant (High [2.0%] WS-23) for low (0.1%) menthol (5), E-liquid coolant (High [2.0%] WS-23) for high (2.0%) menthol (5), E-liquid coolant (4% WS-23) for non-menthol (6), E-liquid coolant (4% WS-23) for low (0.1%) menthol (6), E-liquid coolant (4% WS-23) for high (2.0%) menthol (6)
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Terminated Not applicable Interventional Accepts healthy volunteers

E-Cigarette Aerosol, Conventional Cigarette Smoke, and Myocardial Perfusion

NCT02612701
Conditions
Coronary Artery Disease, Myocardial Perfusion
Interventions
Cigarettes, E-cigarettes (nicotine free e-liquid), E-cigarettes (low nicotine e-liquid), E-cigarettes (high nicotine e-liquid)
Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 49 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Depression, Anxiety
Interventions
TARA
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
14 Years to 18 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Abuse Liability of Reduced Nicotine Content Cigarettes Within a Complex Tobacco Marketplace

NCT02951143
Conditions
Substance-Related Disorders
Interventions
SPECTRUM cigarettes, SPECTRUM cigarettes between
Drug
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
18 Years to 65 Years
Enrollment
305 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Roanoke, Virginia
Conditions
Alcohol-Related Carcinoma
Interventions
Ecological Momentary Assessment, Monitoring, Nicotine Oral Pouch, Survey Administration
Other · Drug
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years to 30 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Completed Not applicable Interventional Accepts healthy volunteers Results available

Assessing the Effect of Nicotine Reduction on ENDS User's Addiction and Exposures

NCT05205382
Conditions
Electronic Cigarette Use
Interventions
5% nicotine (Partial Nicotine Reduction), 3% or 2.4% nicotine (Partial Nicotine Reduction), 5% nicotine (Total Nicotine Reduction), 0% nicotine (Total Nicotine Reduction)
Other
Lead sponsor
Florida International University
Other
Eligibility
21 Years to 35 Years
Enrollment
116 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Miami, Florida
Conditions
Smoking, Tobacco Use
Interventions
Low Power, High Power, Low Concentration, High Concentration
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
21 Years and older
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Charleston, South Carolina
Completed Not applicable Interventional Accepts healthy volunteers Results available

Assessing Electronic Cigarette Nicotine Flux

NCT04378907
Conditions
Electronic Cigarette Use
Interventions
Cigarette Smoker/ECIG users: 0 mg/ml nicotine concentration, Cigarette Smokers/ECIG users: 6 mg/ml nicotine concentration, Cigarette Smokers/ECIG users: 15 mg/ml nicotine concentration, Cigarette Smokers/ECIG users: 30 mg/ml nicotine concentration
Other
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 55 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Richmond, Virginia
Completed Not applicable Interventional Accepts healthy volunteers Results available

Impact of E-cigarette Nicotine Concentration on Compensation

NCT05887947
Conditions
Smoking Cessation
Interventions
Electronic Cigarette with 5% Nicotine Concentration, Electronic Cigarette with 1.8% Nicotine Concentration
Device
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
21 Years and older
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Kansas City, Kansas
Conditions
Smoking Cessation
Interventions
SBIRT, HHC
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
Not listed
Enrollment
770 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Tobacco Use
Interventions
A19010-R, B19010-O
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
6
States / cities
Rogers, Arkansas • Lexington, Kentucky • Springfield, Missouri + 3 more
Completed Not applicable Interventional Results available

Babies Living Safe and Smokefree

NCT02602288
Conditions
Second Hand Tobacco Smoke, Nicotine Dependence
Interventions
Ask, Advise, Refer, Telebased tobacco counseling, Telebased nutrition counseling, Mobile phone smoking cessation application, Mobile phone nutrition application, Nicotine polacrilex
Behavioral · Device · Drug
Lead sponsor
Temple University
Other
Eligibility
18 Years and older · Female only
Enrollment
396 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

The Influence of Electronic (ECIG) Heater Resistance on ECIG Acute Effects

NCT03496116
Conditions
Nicotine Dependence
Interventions
ECIG Session
Other
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 55 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Smoking, Smoking Behaviors, Nicotine Dependence
Interventions
E-cigarette with 2.4% Nicotine with Menthol and Tobacco Flavors, E-cigarette with 2.4% Nicotine with Tobacco Flavor Only, E-cigarette with 5% Nicotine with Menthol and Tobacco Flavors, E-cigarette with 5% Nicotine with Tobacco Flavor Only, Tobacco Pouches with 3mg Nicotine with Menthol and Tobacco Flavors, Tobacco Pouches with 3mg Nicotine with Tobacco Flavor Only, Tobacco Pouches with 6mg Nicotine with Menthol and Tobacco Flavors, Tobacco Pouches with 6mg Nicotine with Tobacco Flavor Only
Behavioral
Lead sponsor
Yale University
Other
Eligibility
21 Years and older
Enrollment
256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Smoking, ADHD
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
18 Years to 50 Years
Enrollment
101 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
HIV/AIDS
Interventions
Storytelling Narrative Intervention
Combination Product
Lead sponsor
University of Massachusetts, Boston
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nicotine Pharmacokinetics Following Use of the P4M3 Gen 2.0 E-Cigarette Compared to Smoking Cigarettes

NCT05383508
Conditions
Nicotine Vaping, Nicotine, Vaping
Interventions
CA35, CM35, Cig
Other
Lead sponsor
Philip Morris Products S.A.
Industry
Eligibility
24 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
High Point, North Carolina
Conditions
Tobacco Use
Interventions
A19010-W, B19010-F
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
6
States / cities
Rogers, Arkansas • Lexington, Kentucky • Springfield, Missouri + 3 more