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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: E-cigarette product Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Arterial Inflammation and E-Cigarettes

NCT02734888
View directory record Official record
Conditions
Arterial Inflammation
Interventions
No drug or device, only a test. The test is called a PET/CT
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 45 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 3, 2023 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

CSD190401: A Study to Assess Elements of Abuse Liability for Nicotine-containing Pouch Tobacco Products

NCT04372290
View directory record Official record
Conditions
Smoking, Smoking Behaviors, Tobacco Use, Tobacco Smoking
Interventions
Product A, Product B, Product C, Product D, Product E
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 24, 2020 · Synced Sep 28, 2026, 10:12 AM EDT
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

Nicotine Pouch Pharmacokinetics Abuse Liability

NCT07476144
View directory record Official record
Conditions
Smoking Behaviors
Interventions
Participants will place the pouch between their top lip and their gum for 30 minutes as per use instructions.
Drug
Lead sponsor
JT International SA
Industry
Eligibility
22 Years to 65 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
2
States / cities
Knoxville, Tennessee • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Effect of Cannabis on E-Cigarette Use Behavior

NCT06609109
View directory record Official record
Conditions
Cannabis Use, Tobacco Use, Electronic Cigarette Use
Interventions
THC High Dose, THC Low Dose, THC 0mg, E-Cigarette Full Nicotine, E-Cigarette Placebo Nicotine
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Development of a Videogame Prototype Targeting Cigarette and Marijuana Smoking, and Tobacco Product Prevention Among Young Adolescents (smokeScreen)

NCT03722888
View directory record Official record
Conditions
Smoking
Interventions
smokeSCREEN video game
Device
Lead sponsor
Yale University
Other
Eligibility
11 Years to 14 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
3
States / cities
Hamden, Connecticut • New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Oct 28, 2018 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Tobacco Product Susceptibility and Substitutability by Rurality and Alcohol Use

NCT07010601
View directory record Official record
Conditions
Alcohol Use, E-cigarette Use, Cigarette Use
Interventions
Experimental Tobacco Marketplace, Hypothetical Novel Nicotine Product Purchase Tasks
Behavioral
Lead sponsor
Mark J Rzeszutek, PhD
Other
Eligibility
21 Years and older
Enrollment
737 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Sep 22, 2025 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Study to Evaluate Nicotine Uptake and Biomarkers in Adult Smokers Using mybluTM Electronic Cigarettes

NCT04429932
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Myblu flavor A_2.4, Myblu flavor B_2.4, Myblu flavor C_2.4, Myblu flavor D_2.4, Myblu flavor E_1.2, Myblu flavor F_1.2, Myblu flavor G_2.4, Myblu flavor H_2.4
Other
Lead sponsor
Fontem US LLC
Industry
Eligibility
21 Years to 65 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Jun 6, 2021 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Comparative Abuse Liability Among African American and White Smokers

NCT04646668
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
E-cigarette and Heat not burn
Combination Product
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
21 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 27, 2023 · Synced Sep 28, 2026, 10:12 AM EDT
Recruiting Phase 2 Interventional

E-Cigarettes for Harm Reduction in Smokers With Opioid Use Disorder

NCT05722561
View directory record Official record
Conditions
Opioid Use Disorder, Cigarette Smoking
Interventions
Telehealth Motivational Counseling, Nicotine Replacement Product, National Institute on Drug Abuse (NIDA) Standardized Research Electronic Cigarette (SREC).
Behavioral · Drug · Device
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years to 75 Years
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
New York, New York • The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Remote Trial - Tobacco Product Standard (VLNC)

NCT06442384
View directory record Official record
Conditions
Tobacco Use
Interventions
Tobacco and non-tobacco e-cigarettes, Tobacco only e-cigarettes
Other
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
21 Years and older
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 9, 2025 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Determination of Liquid Flavor and Nicotine Form Outcomes

NCT05587504
View directory record Official record
Conditions
Electronic Cigarettes
Interventions
E-cigarette with sweetness type 1 and pronation level 1, E-cigarette with sweetness type 1 and pronation level 2, E-cigarette with sweetness type 2 and pronation level 1, E-cigarette with sweetness type 2 and pronation level 2
Other
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Social Media Influences on Engagement and Susceptibility to Non-combustible Tobacco Product Use Among Youth and Young Adults (AYA)

NCT07721883
View directory record Official record
Conditions
Perceptions of Tobacco Products
Interventions
Each intervention will be a picture of a social media post. The posts will vary (in a 3X2 factorial design) the type of flavor described and whether concealability is described.
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
14 Years to 17 Years
Enrollment
4,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Vascular Effects of a Single Bout of Electronic Cigarette Use

NCT03209661
View directory record Official record
Conditions
Arterial Stiffness
Interventions
E-cigarette, Nicotine 0%, Menthol Inhalant Product
Drug
Lead sponsor
University of Texas at Austin
Other
Eligibility
20 Years to 30 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 10, 2018 · Synced Sep 28, 2026, 10:12 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

The Villainous Vape: Advancing Vaping Prevention Among Adolescents Through a Comic Book

NCT07737080
View directory record Official record
Conditions
Vaping Behaviors
Interventions
Health Impacts of E-cigarettes, Mind Matters: The Body's Response to Nicotine, Tobacco, and Vaping, The Villainous Vape
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
12 Years to 17 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Assessing Electronic Cigarette Nicotine Flux

NCT04378907
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Oral Nicotine Product Messaging to Communicate Risk of Use for Young Adults

NCT07702435
View directory record Official record
Conditions
Tobacco-Related Carcinoma
Interventions
Behavioral Intervention, Survey Administration
Behavioral · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years to 30 Years
Enrollment
607 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Comprehensive Evaluation of Tobacco-Flavored vs. Non-Tobacco Flavored E-cigarettes on Smoking Behavior

NCT06260683
View directory record Official record
Conditions
Cigarette Smoking-Related Carcinoma
Interventions
Nicotine Replacement, Questionnaire Administration, Vaping
Drug · Other · Device
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years and older
Enrollment
1,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Bronchoscopy in Determining the Effect of E-Cigarette Smoking on Biomarkers in the Lungs

NCT03691350
View directory record Official record
Conditions
Cigarette Smoker, Current Every Day Smoker
Interventions
Bronchoscopy with Bronchoalveolar Lavage, Cigarette, Electronic Cigarette, Laboratory Biomarker Analysis, Nicotine Replacement, Questionnaire Administration
Procedure · Drug · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years to 52 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Development of a Videogame Prototype Targeting Cigarette and Marijuana Smoking, and Tobacco Product Prevention Among Young Adolescents

NCT03107936
View directory record Official record
Conditions
Smoking
Interventions
smokeSCREEN game
Behavioral
Lead sponsor
Yale University
Other
Eligibility
10 Years to 16 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
4
States / cities
Hamden, Connecticut • New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Oct 18, 2018 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

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

NCT03496116
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 8, 2019 · Synced Sep 28, 2026, 10:12 AM EDT
Recruiting Not applicable Interventional

Effects of E-cigs vs Pouches on Cigarette Smoking and Addiction

NCT06077240
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Results available

Pharmacokinetic and Subjective Effects of Heated Tobacco Products

NCT06356610
View directory record Official record
Conditions
Tobacco Use
Interventions
Product A, Product B, Product C, Product D, Product E, Product F
Other
Lead sponsor
Altria Client Services LLC
Industry
Eligibility
22 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
3
States / cities
Lexington, Kentucky • Springfield, Missouri • Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Biomarkers of Exposure and Biomarkers of Potential Harm in Adult Smokers Who Completely Switch to E-vapor Products

NCT04800211
View directory record Official record
Conditions
Tobacco Use
Interventions
Experimental: Test Product 1, Experimental: Test Product 2
Other
Lead sponsor
Altria Client Services LLC
Industry
Eligibility
30 Years to 65 Years
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
10
States / cities
Burbank, California • Wichita, Kansas • Lexington, Kentucky + 7 more
Source: ClinicalTrials.gov public record
Updated Mar 11, 2025 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

CSD170501: Study to Assess Biomarkers of Tobacco Exposure in Smokers During In-Clinic Confinement Switch to an Electronic Cigarette

NCT03170674
View directory record Official record
Conditions
Smoking
Interventions
FT21039, FT21092, FT21018
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
114 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
2
States / cities
Overland Park, Kansas • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 7, 2017 · Synced Sep 28, 2026, 10:12 AM EDT