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Showing 1–24 of 32 matching trials from the live ClinicalTrials.gov search.
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Conditions
Nicotine Vaping, Nicotine Use Disorder
Interventions
quitSTART Mobile Application, Chatbot Feature in quitSTART Mobile Application
Device · Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
15 Years to 25 Years
Enrollment
189 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Cigarette Smoking Behavior
Interventions
Control, Product Category Score, Product Category Rank, Product Tiers
Behavioral
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
21 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Roanoke, Virginia
Conditions
Nicotine, E-liquid Flavors
Interventions
Nicotine 0 mg/mL, Nicotine 6 mg/mL, Nicotine 12 mg/mL, Nicotine 24 mg/mL, 'Menthol' flavor, 'Menthol/Mint' flavor, 'Green Apple' flavor, 'Watermelon' flavor, 'Unflavored'
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 30 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
New Haven, Connecticut
Withdrawn Not applicable Interventional Accepts healthy volunteers

Vaping High vs. Low Nicotine E-Liquid

NCT04047836
Conditions
Cardiovascular Risk Factor, Nicotine Dependence
Interventions
Low Nicotine E-Liquid, Medium or High Nicotine E-Liquid
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years to 70 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
2
States / cities
San Francisco, California
Conditions
Tobacco-Related Carcinoma
Interventions
Preventive Intervention, Survey Administration
Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Cigarette Smoking
Interventions
Market Price Condition (control), Tobacco Parity Tax Condition, Nicotine-Content Tax Condition, Harm-Reduction Tax Condition, Modified Risk Tobacco Product (MRTP) Tax Condition
Behavioral
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
21 Years and older
Enrollment
285 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
2
States / cities
Buffalo, New York • Roanoke, Virginia
Conditions
Electronic Nicotine Delivery Systems, Tobacco Products, Cigarette Smoking
Interventions
EQUIP, Standard Care
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 26 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Not listed Not applicable Interventional Accepts healthy volunteers

Effects of Social Media Use on Young Adults' E-Cigarette Use

NCT06142877
Conditions
Electronic Cigarette Use
Interventions
Social Media Use Reduction
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 25 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Completed Not applicable Interventional Accepts healthy volunteers

An Extended Facebook Intervention for Young Sexual and Gender Minority Smokers

NCT03553992
Conditions
Tobacco Use, Smoking, Tobacco Dependence, Tobacco Use Disorder, Tobacco Use Cessation, Tobacco Smoking, Smoking Cessation, Smoking, Cigarette, Smoking, Tobacco
Interventions
POP-6:, TSP-6:
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 25 Years
Enrollment
173 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
San Francisco, California
Recruiting Not applicable Interventional Accepts healthy volunteers

Social Media Support Groups for Adolescent Vaping Cessation

NCT07540780
Conditions
Vaping, Vaping Cessation, Nicotine Dependence
Interventions
Social Media Intervention
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
13 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
San Francisco, California
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
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Mobile Media-Rich Interactive Guideline System (MMRIGS) Pilot Study

NCT02302859
Conditions
Tobacco Use Cessation
Interventions
Nicotine Patch, Questionnaires, Pamphlet, Phone Counseling Sessions, Saliva Test, Smart phone
Drug · Behavioral · Other + 1 more
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Houston, Texas
Conditions
Breastfeeding, Complementary Feeding
Interventions
Interpersonal behavioral change communication, Mass media
Behavioral
Lead sponsor
International Food Policy Research Institute
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
2,400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Recruiting Not applicable Interventional Accepts healthy volunteers

Use of Nicotine Pouches Among Daily Smokers

NCT06043362
Conditions
Tobacco Dependence
Interventions
0 mg nicotine pouch, 3 mg nicotine pouch, 6 mg nicotine pouch, Smooth nicotine pouch, Wintergreen nicotine pouch
Other
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
21 Years to 70 Years
Enrollment
375 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
2
States / cities
Hershey, Pennsylvania • Houston, Texas
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Smoking Tobacco and Drinking Study

NCT03163303
Conditions
Smoking, Heavy Episodic Drinking
Interventions
Tobacco Status Project Intervention, Tobacco Status Project + Alcohol Intervention, nicotine patch
Behavioral · Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 25 Years
Enrollment
179 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
San Francisco, California
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Twitter-enabled Mobile Messaging for Smoking Relapse Prevention (Tweet2Quit)

NCT02823028
Conditions
Smoking Cessation
Interventions
NRT, Web Guide, Tweet2Quit
Drug · Behavioral
Lead sponsor
University of California, Irvine
Other
Eligibility
21 Years to 59 Years
Enrollment
980 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
2
States / cities
Irvine, California • Stanford, California
Conditions
Concussion, Brain, Sleep Disorder
Interventions
Brief Sleep Intervention
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
13 Years to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Cincinnati, Ohio
Completed No phase listed Observational Accepts healthy volunteers

Cardiovascular Disease Biomarkers in Smokers and Moist Snuff Consumers

NCT01692353
Conditions
Cardiovascular Disease, Cigarette Smoking
Interventions
Subject's usual brand (UB) tobacco product
Other
Lead sponsor
R.J. Reynolds Tobacco Company
Industry
Eligibility
26 Years to 49 Years · Male only
Enrollment
168 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Lincoln, Nebraska
Conditions
Cigarette Smoking
Interventions
Harm Reduction Tax - Normal Nicotine Cigarettes Available, Harm Reduction Tax - Normal Nicotine Cigarettes Not Available, Modified Risk Tobacco Product Tax - Normal Nicotine Cigarettes Available, Modified Risk Tobacco Product Tax - Normal Nicotine Cigarettes Not Available, Nicotine Content Tax - Normal Nicotine Cigarettes Available, Nicotine Content Tax - Normal Nicotine Cigarettes Not Available, Tobacco Parity Tax - Normal Nicotine Cigarettes Available, Tobacco Parity Tax - Normal Nicotine Cigarettes Not Available
Behavioral
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
21 Years and older
Enrollment
316 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Buffalo, New York • Roanoke, Virginia
Completed Not applicable Interventional Accepts healthy volunteers Results available

Twitter-enabled Mobile Messaging for Smoking Relapse Prevention

NCT01602536
Conditions
Smoking
Interventions
smoking cessation aides, Twitter
Behavioral
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 59 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
2
States / cities
Irvine, California
Conditions
Bladder Cancer, Cervical Cancer, Esophageal Cancer, Gastric Cancer, Head and Neck Cancer, Kidney Cancer, Leukemia, Liver Cancer, Lung Cancer, Pancreatic Cancer, Tobacco Use Disorder
Interventions
nicotine lozenge, nicotine patch
Drug
Lead sponsor
Fox Chase Cancer Center
Other
Eligibility
18 Years and older
Enrollment
642 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
10
States / cities
Washington D.C., District of Columbia • Miami Beach, Florida • Augusta, Georgia + 7 more
Active, not recruiting Not applicable Interventional

Smoking Cessation Intervention for Cancer Patients

NCT00575718
Conditions
Newly Diagnosed Cancer Patients
Interventions
Hospital Counseling + Nicotine Replacement Therapy. questionaires, Hospital Counseling + Nicotine Replacement + Presurgical Scheduled Reduced Smoking, questionaires
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
204 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2026
U.S. locations
1
States / cities
New York, New York
Conditions
Substance-Related Disorders
Interventions
Motivational Interviewing, Motivational Computer
Behavioral
Lead sponsor
University of North Texas Health Science Center
Other
Eligibility
18 Years and older
Enrollment
380 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
2
States / cities
Fort Worth, Texas • Fairfax, Virginia
Conditions
Behavior, Health Risk, Implementation Science, E Cigarette Use, Cessation, Smoking, Incentives, Engagement, Patient, Peer Support, Media Literacy
Interventions
Text-massaging suport, Financial incentive, Media literacy
Behavioral
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years to 29 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Omaha, Nebraska