Valtrex

Medically Reviewed by Dr. Harshi Dhingra, M.D.

Last Reviewed: Jul 05, 2022

Pros & Cons


What are the pros and cons of Valtrex (valacyclovir)?

pros header.svg

  • Valtrex works well to shorten the duration and severity of herpes outbreaks.
  • It can be given to children as young as 2 years of age to treat chickenpox.
  • This medication can be taken with or without food.
  • It is available as a low-cost generic.

cons header.svg

  • Valtrex provides symptom relief but does not cure infections caused by the herpes virus.
  • Completing a course of Valtrex does not reduce your risk of future outbreaks.
  • This medication needs to be taken at the first sign of symptoms to treat cold sores effectively.
  • It can cause severe side effects like confusion and hallucinations, especially in older adults.