A member asked:

How effective is valtrex (valacyclovir) for cold sores?

11 doctors weighed in across 3 answers

Very good: Valtrex (valacyclovir) is very effective for cold sores, although i typically prefer zovirax just because it's cheaper.

Answered 3/12/2016

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Dr. Simon Rosenberg answered

Specializes in Prosthodontics

Yes, Very Effective: Valtrex (valacyclovir) is a potent anti-viral against herpes simplex which is the cause of cold sores.

Answered 9/30/2012

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Dr. Scott Kramer answered

Specializes in Gynecology

effective if early: Anri-virals work best if taken when prodrome like tingling occurs. Or of frequent outbreaks then as daily preventative.

Answered 5/2/2015

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Related Questions

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How can Valtrex (valacyclovir) and abreva work with cold sores?

A doctor has provided 1 answer

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Which is better Valtrex (valacyclovir) and or zovirax for cold sores?

2 doctors weighed in across 2 answers