Pharma
Docosanol Cream (Abreva)
for Cold Sores
An over-the-counter antiviral cream applied at the first sign of tingling to shorten cold sore episode duration.
How it works
Docosanol inhibits fusion of the herpes simplex virus with host cell membranes, blocking viral entry and replication.
What to watch for
Must be applied early in the prodromal (tingling) stage. Less effective if started after blisters have formed.
Community experience
Other remedies for Cold Sores
See all 10 remedies →WikiRemedy surfaces community experience, not medical advice. Always consult a qualified health professional.