Please consult your physician before taking any medication. Brand name: Valtrex (Spanish name, Rapivir) Generic name: Valacyclovir hydrochloride Why is Valtrex prescribed? Valtrex is used to treat certain herpes infections, including herpes zoster (the painful rash known as shingles), genital herpes, and herpes cold sores on the face and lips. Valtrex may also be used for purposes other than those listed in this medication guide.
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