E-Cig nicotine levels may influence how much smokers puff and switch
NCT ID NCT05887947
First seen Jun 26, 2026 · Last updated Jun 26, 2026
Summary
This study tested whether different nicotine concentrations in e-cigarettes (5% vs 1.8%) change how much smokers puff, how much nicotine they get, and whether they switch completely from cigarettes. Fifty-two Black and white smokers who wanted to switch to e-cigarettes for 6 weeks took part. Researchers measured puffing patterns and smoking status to see if nicotine strength helps people quit smoking.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
Electronic cigarette with 5% or 1.8% nicotine concentration (Vuse Alto)
What this could lead to
If it works, this could help design better e-cigarettes to help people switch away from smoking tobacco cigarettes.
What could go wrong
This was a small, completed study with only 52 people, so results may not apply to everyone. E-cigarettes still carry health risks and are not proven safe for quitting smoking.
Disclaimer
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the original study
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Locations
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University of Kansas Medical Center
Kansas City, Kansas, 66160, United States