Can a simple message help smokers use fewer cigarettes? new study aims to find out.

NCT ID NCT06787937

Knowledge-focused Sponsor: Georgia State University Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study looks at whether giving smokers very low nicotine cigarettes (VLNCs) along with educational messages about them leads to smoking less, compared to just using VLNCs alone. About 1,230 adult smokers will be split into two groups and followed for several weeks. The goal is to see if the messages make a real difference in how many cigarettes people smoke each day.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance: Very low nicotine cigarettes (VLNCs) and behavioral messaging
What this could lead to: If it works, this could show that combining educational messages with reduced-nicotine cigarettes helps people smoke less, pointing toward better public health campaigns.
What could go wrong: This is a behavioral study, not a treatment trial. Results may not apply to all smokers, and the effect of messages alone may be small or short-lived.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

About 1,230 people

The number the study aims to enrol. It can still change while the study runs.

Started

Sep 2025

Expected to finish

Jan 2029

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

21 years and older

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Age 21+ years * Current smoker (self-report as having smoked 100 cigarettes in their lifetime and currently smoking on 27+ days out of past 30, expired breath carbon monoxide \[CO\] ≥6ppm to assess regular smoking) * Can speak, read, and write in English * Available for period of study * Willing to try novel research cigarettes Exclusion Criteria: * Pregnancy or lactation * Member of the same household as a study subject * Unwilling to use research cigarettes as part of the trial

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Conditions

The condition(s) this trial relates to.

Smoking

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Cigarette use Smoking behavior Tobacco products

How to take part

Only the study team decides who joins. These are the ways to reach them.

The places running it

2 sites. The list below names each one and where it is.
The official record

ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

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A doctor treating you

A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Can a simple message help smokers use fewer cigarettes? new study aims to find out.

What the study statuses mean