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ClinicalTrials.gov public records Last synced Oct 6, 2026, 3:03 AM EDT

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Showing 73–96 of 140 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Flavored tobacco Clear all
Completed Not applicable Interventional Results available

E-cigarettes for Harm Reduction in Adults With Asthma

NCT05278065
View directory record Official record
Conditions
Smoking, Asthma, Electronic Cigarette Use, Cigarette Smoking
Interventions
Nicotine
Other
Lead sponsor
Brown University
Other
Eligibility
21 Years to 65 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Nov 18, 2025 · Synced Oct 6, 2026, 3:03 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Studying Flavors and Cooling Agents in Oral Nicotine Pouches to Understand User Preferences

NCT07111234
View directory record Official record
Conditions
Cigarette Smoking-Related Carcinoma
Interventions
Carbon Monoxide Measurement, Nicotine Oral Pouch, Questionnaire Administration, Smoke usual brand cigarette
Procedure · Drug · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 24, 2025 · Synced Oct 6, 2026, 3:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

CSD210903: A Study to Determine Subject Puffing Patterns of a Heated Tobacco Product With Four Non-Combusted Cigarette Variants in an Ambulatory Setting

NCT05307822
View directory record Official record
Conditions
Smoking, Smoking Behaviors, Tobacco Use, Tobacco Smoking
Interventions
Non-combusted cigarette variant 42001401, Non-combusted cigarette variant 42001399, Non-combusted cigarette variant 40007386, Non-combusted cigarette variant 42001402
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years and older
Enrollment
194 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
7
States / cities
Sandy Springs, Georgia • Lexington, Kentucky • Charlotte, North Carolina + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 27, 2023 · Synced Oct 6, 2026, 3:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Understanding the Effect of Flavor on Hookah Smoking Experience

NCT03589599
View directory record Official record
Conditions
Waterpipe Smoking
Interventions
Flavored tobacco, Non-flavored tobacco
Other
Lead sponsor
Florida International University
Other
Eligibility
18 Years to 30 Years
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 3, 2020 · Synced Oct 6, 2026, 3:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Assisting Smokers to Switch to a JUUL E-Cigarette by Devaluing Combustible Cigarettes

NCT04188197
View directory record Official record
Conditions
Smoking Cessation, Harm Reduction, E-Cig Use, Cigarette Smoking, Tobacco Dependence, Tobacco Use Cessation
Interventions
JUUL
Other
Lead sponsor
Rose Research Center, LLC
Industry
Eligibility
21 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
2
States / cities
Charlotte, North Carolina • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 20, 2025 · Synced Oct 6, 2026, 3:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Does Sweet Taste Potentiate Nicotine Cue Reactivity?

NCT02499757
View directory record Official record
Conditions
Healthy
Interventions
flavor and sweetener, flavor and nicotine, flavor, nicotine and sweetener, flavor
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years to 45 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 9, 2020 · Synced Oct 6, 2026, 3:03 AM EDT
Completed Phase 1 Interventional Results available

Effects of E-cigarette Flavors on Youth TCORS 2.0

NCT03634839
View directory record Official record
Conditions
Nicotine Use Disorder
Interventions
Flavoring Agents, Nicotine
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 20 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 9, 2024 · Synced Oct 6, 2026, 3:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

United States Pre-Market Tobacco Application Pharmacokinetics

NCT03719391
View directory record Official record
Conditions
Nicotine Dependence, Nicotine Dependence, Cigarettes, Tobacco Use, Tobacco Smoking
Interventions
Virginia Tobacco flavored JUUL 5% ENDS, Cool Mint flavored JUUL 5% ENDS, Mango flavored JUUL 5% ENDS, Creme Brulee flavored JUUL 5% ENDS, VUSE Solo e-cigarette, Nicorette White Ice Mint 4mg nicotine polacrilex gum, Usual Brand combustible cigarette
Other
Lead sponsor
Juul Labs, Inc.
Industry
Eligibility
21 Years to 65 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jun 14, 2021 · Synced Oct 6, 2026, 3:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of Environmental Emissions From Electronic Cigarettes and Tobacco-Burning Cigarettes

NCT02185898
View directory record Official record
Conditions
Smoking
Interventions
Leading U.S. non-menthol cigarette, Leading U.S. menthol cigarette, Electronic cigarette #1, Electronic cigarette #2, Electronic cigarette #3, U.S. Market-sample electronic cigarettes
Other
Lead sponsor
R.J. Reynolds Vapor Company
Industry
Eligibility
21 Years to 99 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Stockbridge, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 1, 2018 · Synced Oct 6, 2026, 3:03 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Study to Determine the Effects of ENDS Flavor Availability on Abstinence Within Smokers

NCT07598136
View directory record Official record
Conditions
Smoking, Tobacco
Interventions
P2613422, P2611222, P2615522, P2615122, P2615422
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 65 Years
Enrollment
1,280 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
7
States / cities
Maitland, Florida • Atlanta, Georgia • St Louis, Missouri + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Oct 6, 2026, 3:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Testing Legally Feasible Options: Study 1

NCT04259749
View directory record Official record
Conditions
Tobacco Use
Interventions
Flavor Ban, Menthol Ban, All flavored and mentholated products available
Other
Lead sponsor
RAND
Other
Eligibility
11 Years to 20 Years
Enrollment
267 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 30, 2023 · Synced Oct 6, 2026, 3:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of e-Cigarettes on Nicotine Withdrawal

NCT03098004
View directory record Official record
Conditions
Electronic Cigarettes
Interventions
e-Cigarette
Other
Lead sponsor
University of Southern California
Other
Eligibility
21 Years and older
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 11, 2023 · Synced Oct 6, 2026, 3:03 AM EDT
Completed Not applicable Interventional Results available

E-cigarettes to Promote Smoking Reduction Among Individuals With Schizophrenia

NCT02918630
View directory record Official record
Conditions
Tobacco Smoking
Interventions
Nicotine Patch, E-cigarette
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 65 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 5, 2018 · Synced Oct 6, 2026, 3:03 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 23, 2026 · Synced Oct 6, 2026, 3:03 AM EDT
Completed Not applicable Interventional

Effects of Cigar Flavors on Measures of Abuse Liability Among Young Adults

NCT02937051
View directory record Official record
Conditions
Tobacco Products
Interventions
Tobacco product administration and assessment
Other
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 21 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 23, 2019 · Synced Oct 6, 2026, 3:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nicotine Uptake, Measures of Abuse Liability, and Puffing Topography With Use of RELX ENDS Products by ENDS Consumers

NCT04620616
View directory record Official record
Conditions
Electronic Cigarette Use
Interventions
RELX ENDS Tobacco Flavor, RELX ENDS Menthol Flavor, Subject Usual Brand ENDS
Other
Lead sponsor
Cheerain HK Limited
Industry
Eligibility
22 Years to 59 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
2
States / cities
Cypress, California • Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jan 19, 2021 · Synced Oct 6, 2026, 3:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Effects of Menthol in E-cigarettes on Smoking Behaviors

NCT04521647
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Nicotine
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Oct 6, 2026, 3:03 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Studying the Impacts of Higher Taxes and Bans on Electronic Cigarettes to Improve Public Health

NCT07581041
View directory record Official record
Conditions
Tobacco-Related Carcinoma
Interventions
Discrete Choice Study, Survey Administration
Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
15 Years and older
Enrollment
3,400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Oct 6, 2026, 3:03 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

A RCT to Determine the Effect of ENDS Flavor Availability on Abstinence Within Smokers

NCT07172438
View directory record Official record
Conditions
Smoking, Tobacco
Interventions
P2611222, P2615022, P2615122, P2613422
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 65 Years
Enrollment
668 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
27
States / cities
Chandler, Arizona • Fort Smith, Arkansas • Altamonte Springs, Florida + 21 more
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 6, 2026, 3:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect of E-Liquid Flavor on Respiratory Symptoms in People Using Electronic Nicotine Delivery Systems

NCT05423340
View directory record Official record
Conditions
Electronic Cigarette Use
Interventions
E-cigarette Flavor, Tobacco Free Nicotine Pouch
Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
21 Years to 55 Years
Enrollment
163 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Oct 6, 2026, 3:03 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Switch or Quit R01

NCT06373679
View directory record Official record
Conditions
Cigarette Smoking, Smoking Behaviors
Interventions
Switching to E-Cigarette, Switching using Medication
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
21 Years and older
Enrollment
225 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Oct 6, 2026, 3:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Attitudes and Smoking Perceptions in the Real Environment

NCT06617520
View directory record Official record
Conditions
Tobacco Use
Interventions
Cigarillo flavor type
Other
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 34 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Aug 27, 2025 · Synced Oct 6, 2026, 3:03 AM EDT
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
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 26, 2024 · Synced Oct 6, 2026, 3:03 AM EDT
Completed Not applicable Interventional

Electronic Cigarettes as a Harm Reduction Strategy Among People Living With HIV/AIDS

NCT04218708
View directory record Official record
Conditions
Nicotine Addiction
Interventions
Nicotine patch and gum, Minnesota Nicotine Withdrawal Scale (MNWS), ASSIST (the Alcohol, Smoking and Substance Involvement Screening), Counseling, NIDA Standardized Research E-cigarettes (SREC)
Other · Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 65 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 20, 2024 · Synced Oct 6, 2026, 3:03 AM EDT