Valacyclovir (
Valtrex) is an antiviral medicine. It is used to treat or prevent infections caused by certain kinds of viruses. Examples of these infections include 
herpes and 
shingles. This medicine will not cure herpes. It is more popular than comparable drugs. It is available in generic and brand versions. Generic valacyclovir is covered by most Medicare and insurance plans, but some pharmacy coupons or cash prices may be lower.
Get Valacyclovir for as low as $18.90, which is 86% off the average retail price of $135.47 for the most common version, by using a GoodRx coupon.