CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 302 enrolled
Drug / intervention
Cigarette flavor restricted and e-cigarette flavor restricted +3 morebehavioral
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT05110872
NCT05110872N/ACompleted
CompareCT.gov

COMET Study 2: Effects of Cigarette and E-cigarette Flavor Restrictions on Cigarette Demand and Substitution in the Experimental Tobacco Marketplace

Virginia Polytechnic Institute and State University·interventional·Posted Nov 8, 2021·Updated Oct 7, 2025

In Brief

A clinical study evaluating Cigarette flavor restricted and e-cigarette flavor restricted, Cigarette flavor restricted and e-cigarette flavor unrestricted, and 2 other interventions for Tobacco Use Disorder. Completed, enrolled 302 participants across 1 site.

Detailed Summary

This is a one-session study that participants complete remotely including consent, Experimental Tobacco Marketplace purchases, and assessments to examine the effects of cigarette and e-cigarette flavors on cigarette demand and substitution in the Experimental Tobacco Marketplace.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsTobacco Use Disorder
CountriesUnited States
CollaboratorsUniversity of Minnesota, National Cancer Institute (NCI)

Timeline

N/ACompletedFinished
20222023202420252026
First PostedNov 8, 2021
Enrollment StartJul 26, 2021
Primary CompletionAug 13, 2021
TodayJul 2, 2026
Enrollment to primary: 17 daysPosted 4.6 years ago

Interventions

Cigarette flavor restricted and e-cigarette flavor restrictedbehavioral

1. Tobacco cigarettes will be available in the Experimental Tobacco Marketplace 2. Tobacco-flavored e-cigarettes will be available in the Experimental Tobacco Marketplace

Cigarette flavor restricted and e-cigarette flavor unrestrictedbehavioral

1. Tobacco cigarettes will be available in the Experimental Tobacco Marketplace 2. Tobacco-flavored and a range of flavored e-cigarettes will be available in the Experimental Tobacco Marketplace

Cigarette flavor unrestricted and e-cigarette flavor restrictedbehavioral

1. Tobacco and menthol cigarettes will be available in the Experimental Tobacco Marketplace 2. Tobacco-flavored e-cigarettes will be available in the Experimental Tobacco Marketplace

Cigarette flavor unrestricted and e-cigarette flavor unrestrictedbehavioral

1. Tobacco and menthol cigarettes will be available in the Experimental Tobacco Marketplace 2. Tobacco-flavored and a range of flavored e-cigarettes will be available in the Experimental Tobacco Marketplace