- Conditions
- Tobacco Use, Cigarette Use
- Interventions
- Reduced nicotine regulatory environment, Restriction on characterizing flavors in combustible nicotine products, Restriction on characterizing flavors in noncombustible nicotine products
- Behavioral
- Lead sponsor
- Bethany Shorey Fennell, PhD
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 747 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Lexington, Kentucky
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Showing 1–6
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- Conditions
- Smoking Cessation, Smoking, Tobacco
- Interventions
- Smiling Instead of Smoking (SiS) App Version 2
- Behavioral
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 100 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2020
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Smoking Cessation
- Interventions
- Targeted Smoking Messages
- Behavioral
- Lead sponsor
- Bethany Shorey Fennell, PhD
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 320 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Lexington, Kentucky
- Conditions
- Nondaily Smoking
- Interventions
- Smartphone app "Smiling instead of Smoking" (SiS) Version 3, Smartphone app "QuitGuide" (QG), Brochure "Clearing the Air" (CTA)
- Behavioral
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 229 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Smoking Cessation
- Interventions
- Smiling instead of Smoking, QuitGuide
- Behavioral
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 1,600 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2028
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Smoking
- Interventions
- Study Agent, Placebo
- Drug
- Lead sponsor
- Oregon Health and Science University
- Other
- Eligibility
- 21 Years to 40 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2025
- U.S. locations
- 1
- States / cities
- Portland, Oregon