- 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
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Showing 1–24
of 32
matching trials from the live ClinicalTrials.gov search.
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- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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