- Conditions
- Cigarette Smoking, E-cigarette Use
- Interventions
- Nicotine Content, Illegal cigarette price, E-cigarette price
- Behavioral
- Lead sponsor
- Virginia Polytechnic Institute and State University
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 70 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Roanoke, Virginia
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 25–48
of 54
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Nicotine Dependence, Electronic Cigarette Use, Cigarette Smoking
- Interventions
- Nicotine, Juul e-cigarette, Reduction
- Drug · Device · Behavioral
- Lead sponsor
- University of Vermont
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 77 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- Burlington, Vermont
- Conditions
- Nicotine Dependence, Cigarettes, Uncomplicated
- Interventions
- Very Low Nicotine Content Cigarettes, Normal Nicotine Content Cigarettes
- Drug
- Lead sponsor
- Brown University
- Other
- Eligibility
- 15 Years to 20 Years
- Enrollment
- 57 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2022
- U.S. locations
- 1
- States / cities
- Providence, Rhode Island
- Conditions
- Tobacco Use Disorder
- Interventions
- Varying the nicotine content of cigarettes, Varying the nicotine content of e-cigarettes
- Other
- Lead sponsor
- University of Vermont
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 308 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2028
- U.S. locations
- 2
- States / cities
- Providence, Rhode Island • Burlington, Vermont
- Conditions
- Tobacco Use Disorder
- Interventions
- Varying the nicotine content of cigarettes, E-Cigarettes
- Other
- Lead sponsor
- University of Vermont
- Other
- Eligibility
- 21 Years to 44 Years · Female only
- Enrollment
- 326 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2023
- U.S. locations
- 2
- States / cities
- Baltimore, Maryland • Burlington, Vermont
- 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
- Smoking
- Interventions
- NNC Spectrum Cigarette, VLNC Spectrum Cigarette, Moderate nicotine level e-liquid, Low nicotine level e-liquid, Tobacco Flavors, Tobacco and non-tobacco e-liquid flavors
- Other
- Lead sponsor
- Wake Forest University Health Sciences
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 156 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2020
- U.S. locations
- 2
- States / cities
- Winston-Salem, North Carolina • Philadelphia, Pennsylvania
- Conditions
- Cigarette Smoking-Related Carcinoma, Tobacco-Related Carcinoma
- Interventions
- Cigarette, Nicotine Replacement, Questionnaire Administration, Survey Administration, Very Low Nicotine Content Cigarette, ECIG-Hi, ECIG-Lo
- Drug · Other · Device
- Lead sponsor
- M.D. Anderson Cancer Center
- Other
- Eligibility
- 21 Years to 65 Years
- Enrollment
- 213 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2025
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Tobacco Use Disorder
- Interventions
- Cigarettes with varying nicotine content, E-Cigarettes
- Other
- Lead sponsor
- University of Vermont
- Other
- Eligibility
- 21 Years to 70 Years
- Enrollment
- 326 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2023
- U.S. locations
- 2
- States / cities
- Baltimore, Maryland • Burlington, Vermont
- Conditions
- Smoking Cessation
- Interventions
- Very Low Nicotine Content (VLNC) Cigarettes, One on One Counseling
- Drug · Behavioral
- Lead sponsor
- H. Lee Moffitt Cancer Center and Research Institute
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 163 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2021
- U.S. locations
- 1
- States / cities
- Tampa, Florida
- Conditions
- Tobacco Use Disorder
- Interventions
- Very low nicotine content cigarettes
- Other
- Lead sponsor
- Brown University
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 775 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2019
- U.S. locations
- 2
- States / cities
- Providence, Rhode Island • Burlington, Vermont
- Conditions
- Nicotine Dependence, ADHD
- Interventions
- Very low nicotine content cigarettes, Conventional nicotine content cigarettes
- Other
- Lead sponsor
- Duke University
- Other
- Eligibility
- 18 Years to 40 Years
- Enrollment
- 71 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2019
- U.S. locations
- 2
- States / cities
- Durham, North Carolina • Pittsburgh, Pennsylvania
- Conditions
- Tobacco Use Disorder
- Interventions
- Very low nicotine content cigarettes
- Other
- Lead sponsor
- University of Vermont
- Other
- Eligibility
- 18 Years to 44 Years · Female only
- Enrollment
- 30 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2024
- U.S. locations
- 2
- States / cities
- Lexington, Kentucky • Burlington, Vermont
- Conditions
- Tobacco Use Disorder
- Interventions
- Very low nicotine content cigarettes
- Other
- Lead sponsor
- University of Vermont
- Other
- Eligibility
- 18 Years to 44 Years · Female only
- Enrollment
- 775 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2019
- U.S. locations
- 2
- States / cities
- Baltimore, Maryland • Burlington, Vermont
- Conditions
- Chronic Pain, Tobacco Use, Opioid Substitution Treatment
- Interventions
- Very Low Nicotine Cigarettes (VLNC), Normal Nicotine Cigarettes (NNC)
- Behavioral
- Lead sponsor
- Duke University
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
- Conditions
- Tobacco Dependence
- Interventions
- Very low nicotine content cigarettes, Normal nicotine content cigarettes
- Drug
- Lead sponsor
- Milton S. Hershey Medical Center
- Other
- Eligibility
- 21 Years to 60 Years
- Enrollment
- 34 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2023
- U.S. locations
- 1
- States / cities
- Hershey, Pennsylvania
- Conditions
- Smoking, Cigarette, Electronic Cigarettes
- Interventions
- Spectrum Research Cigarettes
- Behavioral
- Lead sponsor
- Brown University
- Other
- Eligibility
- 15 Years to 20 Years
- Enrollment
- 80 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2022
- U.S. locations
- 1
- States / cities
- Providence, Rhode Island
- Conditions
- Tobacco Smoking, Nicotine Dependence
- Interventions
- Very Low Nicotine Content Cigarettes, Normal Nicotine Content Cigarettes
- Drug
- Lead sponsor
- University of Minnesota
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 799 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2023
- U.S. locations
- 6
- States / cities
- San Francisco, California • Minneapolis, Minnesota • Durham, North Carolina + 3 more
- Conditions
- Tobacco Use Disorder
- Interventions
- Very low nicotine content cigarettes
- Other
- Lead sponsor
- University of Vermont
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 775 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2019
- U.S. locations
- 2
- States / cities
- Baltimore, Maryland • Burlington, Vermont
- Conditions
- Smoking
- Interventions
- Advertisement content (explicit vs. implicit), Advertisement content (true vs. misleading)
- Other
- Lead sponsor
- Abramson Cancer Center at Penn Medicine
- Other
- Eligibility
- 21 Years to 29 Years
- Enrollment
- 56 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Tobacco Use, Cigarette Use
- Interventions
- Emotion-based messages about the harm of VLNC, Continued-harm-framed messages about the harm of VLNC, Myth-refuting messages about the harm of VLNC, Control messages about littering
- Behavioral
- Lead sponsor
- UNC Lineberger Comprehensive Cancer Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 1,153 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Tobacco Use Disorder
- Interventions
- Either normal nicotine content cigarettes (15.8mg/g) or reduced nicotine content cigarettes (0.4mg/g), E-Cigarettes
- Other
- Lead sponsor
- Brown University
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 326 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2023
- U.S. locations
- 2
- States / cities
- Providence, Rhode Island • Burlington, Vermont
- Conditions
- Smoking
- Interventions
- Nicotine content
- Other
- Lead sponsor
- Abramson Cancer Center at Penn Medicine
- Other
- Eligibility
- 21 Years to 29 Years
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Nicotine Dependence, Tobacco Smoking
- Interventions
- Normal Nicotine Control Group, Immediate Nicotine Reduction Group, Gradual Nicotine Reduction Group
- Behavioral
- Lead sponsor
- Wake Forest University Health Sciences
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 1,250 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2017
- U.S. locations
- 10
- States / cities
- Phoenix, Arizona • San Francisco, California • Tampa, Florida + 7 more