New cream may stop cold sores before they start
NCT ID NCT06558838
First seen Jan 10, 2026 · Last updated Jun 16, 2026 · Updated 26 times
Summary
This study tested whether a new cream (acyclovir-penciclovir) works better than Abreva at preventing cold sores from forming after UV light exposure. About 40 adults with a history of sun-triggered cold sores took part. Researchers tracked how many people avoided getting a blister and how fast sores healed.
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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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Locations
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University of Utah MidValley Dermatology
Murray, Utah, 84107, United States
Conditions
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