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Showing 97–120 of 182 matching trials from the live ClinicalTrials.gov search.
Completed Not applicable Interventional Accepts healthy volunteers

Point-of-Care Ultrasound (POCUS) Findings and Impact on Vaping

NCT06335329
Conditions
Vaping
Interventions
Discussion of point-of-care ultrasound lung findings
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
12 Years to 18 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Cigarette Smoking
Interventions
E-cigarette (EC), Nicotine Replacement Therapy (NRT), Harm-Reduction Counseling, Ecological Momentary Intervention (EMI) Text Messaging
Other · Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
New York, New York
Active, not recruiting Not applicable Interventional

Mindful Breaths: Mindfulness for Young Adult Vaping

NCT06626529
Conditions
Vaping Cessation
Interventions
Guided mindfulness meditation, Scenery video
Behavioral
Lead sponsor
Tulane University
Other
Eligibility
18 Years to 29 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
New Orleans, Louisiana
Completed Not applicable Interventional Accepts healthy volunteers Results available

Smoking Cessation Self-Help for Dual Users of Tobacco Cigarettes and E-Cigarettes

NCT02416011
Conditions
Smoking Cessation
Interventions
GENERIC, eTARGET
Behavioral
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
2,896 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Tampa, Florida
Conditions
Dual Use of Cigarettes and E-cigarettes
Interventions
Text- and web-based support, Nicotine Replacement Therapy (NRT, nicotine patch), Nicotine replacement therapy lozenge
Behavioral · Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
321 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Nicotine Dependence, Transcranial Magnetic Stimulation, Vaping, Smoking Cessation, Smoking (Tobacco) Addiction
Interventions
Varenicline, Transcranial Magnetic Stimulation, Transcranial Magnetic Stimulation Sham, Nicotine Cessation Counseling, D-cycloserine
Drug · Device · Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Study of Vaping Use Among Adolescent and Young Adult Patients With Cancer

NCT07860801
Conditions
Cancer, Vaping
Interventions
Study assessments
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
15 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Completed Not applicable Interventional Accepts healthy volunteers

Short-Term Cardiovascular Effects of E-Cigarettes: Influence of Device Power

NCT03839745
Conditions
Cardiovascular Risk Factor, Nicotine Dependence
Interventions
Electronic Cigarette
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
2
States / cities
San Francisco, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Impact of E-cigarette Device Warnings

NCT05714982
Conditions
Vaping Behaviors
Interventions
Label with text health warning, Label with pictorial health warning, Label with neutral statements about vaping
Other
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
21 Years and older
Enrollment
1,369 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Menthol Flavored E-cigarette Use During a Simulated Ban of Menthol Cigarettes

NCT03164668
Conditions
Tobacco Use Disorder
Interventions
menthol flavored e-cigarette, tobacco flavored e-cigarette
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 64 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Minneapolis, Minnesota
Recruiting Not applicable Interventional Accepts healthy volunteers

Teen Health Choices & Wellness

NCT06822569
Conditions
Health Behavior, Wellness, Psychological, Substance Use
Interventions
Cue reactivity paradigm
Other
Lead sponsor
Brown University
Other
Eligibility
13 Years to 16 Years
Enrollment
224 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Providence, Rhode Island
Recruiting Phase 2 Interventional Accepts healthy volunteers

Kick-Nic! Youth Quit Vaping App

NCT06662305
Conditions
Nicotine Vaping
Interventions
Kick-Nic! mobile phone application, NCI Quit Vaping website
Behavioral
Lead sponsor
Yale University
Other
Eligibility
12 Years to 19 Years
Enrollment
306 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Nicotine Dependence, Cigarettes
Interventions
AI-enhanced smartphone app, AI-enhanced smartphone app, but with delayed access
Behavioral
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
14 Years to 20 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Buffalo, New York
Terminated Not applicable Interventional Accepts healthy volunteers

To Vape or Not to Vape

NCT05240027
Conditions
Vaping
Interventions
Vape use survey
Behavioral
Lead sponsor
Methodist Health System
Other
Eligibility
12 Years and older
Enrollment
363 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Hypertension, Tobacco Cigarette Smoking, Electronic Cigarettes, Cardiovascular
Interventions
Nicotine E-cigarette, Tobacco Cigarette
Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
50 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Vaping
Interventions
An image resembling a social media post
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
14 Years to 25 Years
Enrollment
2,829 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Cigarette Smoking, Nicotine Vaping
Interventions
All nicotine/ tobacco products at market price, Nicotine vaping products at 1/2 market price, Nicotine vaping products at 2x market price, Heated tobacco products at 1/2 market price., Heated tobacco products at 2x market price., Nicotine pouch products at 1/2 market price., Nicotine pouch products at 2x market price.
Other
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
21 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Roanoke, Virginia
Conditions
Cigarette Smoking, Nicotine Vaping
Interventions
Promotion factors, Mitigation strategies
Behavioral
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
21 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Roanoke, Virginia
Conditions
Vaping Teens, Healthy Volunteers
Interventions
Mindfulness-based Stress Reduction (MBSR) Program, functional magnetic resonance imaging (fMRI)
Behavioral · Other
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
13 Years to 18 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Hiv, Lung Injury
Interventions
Not listed
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
2
States / cities
Baton Rouge, Louisiana • New Orleans, Louisiana
Completed No phase listed Observational Accepts healthy volunteers

Human Factors Validation and Usability Testing of the IKE Age-Gating System

NCT06952569
Conditions
Vaping, Underage
Interventions
IKE System
Other
Lead sponsor
IKE Tech
Industry
Eligibility
18 Years and older
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
4
States / cities
Los Angeles, California • Chicago, Illinois • New York, New York + 1 more
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
Completed Not applicable Interventional Accepts healthy volunteers

Vaping Prevention and Vaping in Youth (Vapechat)

NCT06003439
Conditions
Vaping, Smoking Cessation
Interventions
Virtual Reality Program, VR Program
Behavioral
Lead sponsor
Boston University
Other
Eligibility
13 Years to 19 Years
Enrollment
119 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Vaping
Interventions
Social Media Intervention
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
13 Years to 21 Years
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
San Francisco, California