A 46-year-old member asked:
How long does valacyclovir take to work?
1 doctor answer • 2 doctors weighed in

Dr. Jerome Littanswered
Dermatology 73 years experience
Valacyclovir TO WORK: How long does it take valacyclovir to work? For what? Cold sores? Genital herpes? Shingles (herpes zoster)? It varies with the disease, with the length of time you had it, and how severe it is.
Ask your dermatologist.
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5.8k viewsReviewed >2 years ago
Last updated Jan 14, 2019
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