Because it acts like a virus shield, the patch reduces the risk of contamination from the cold sore. It heals your cold sore at a comparable speed to acyclovir 5% cream, helping you get back to your unstoppable best and fast! In a clinical study involving 174 subjects 25% of the subjects had a wear time of 12 hours or more. Individual experiences may vary. The patch acts like a virus shield to reduce risk of contamination from the cold sore.
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