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How long does it take for zovirax (acyclovir) to work? Help please
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Dr. Simon Tsiouris
Internal Medicine - Infectious Disease
In brief: Slowly
Zovirax (acyclovir) will only speed up the healing of a cold sore by a day or two compared to how long it would have taken to heal without zovirax (acyclovir).
Healing will take 4-5 days instead of 5-6 days.

In brief: Slowly
Zovirax (acyclovir) will only speed up the healing of a cold sore by a day or two compared to how long it would have taken to heal without zovirax (acyclovir).
Healing will take 4-5 days instead of 5-6 days.
Dr. Simon Tsiouris
Dr. Simon Tsiouris
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