Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 3, 2026, 6:43 AM EDT

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Showing 1–4 of 4 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Not applicable Interventional Accepts healthy volunteers

Designing Impactful Warnings for Sugary Drinks

NCT04382599
Conditions
Health Behavior
Interventions
Text warning with square background, Text warning with octagon background, Icon warning, Graphic warning
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 99 Years
Enrollment
1,078 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Cigarette Pack Constituent Disclosures

NCT02785484
Conditions
Cigarette Smoking Behavior
Interventions
Label with constituent disclosure message, Label with litter message
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
21 Years and older
Enrollment
784 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Enhancing Source Credibility in Tobacco Regulatory Communications

NCT03339206
Conditions
Cigarette Smoking Behavior
Interventions
Constituent message with FDA and quitline, Constituent message without FDA and quitline, Littering message (Control)
Behavioral
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years to 65 Years
Enrollment
845 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Chapel Hill, North Carolina
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