Valacyclovir is a prodrug of acyclovir. It is an L-valyl ester and works against herpes simplex virus type and varicella zoster virus. Synonyms: Valacyclovir hydrochloride Molecular Formula: C13H20N6O4 · HCl Molecular Weight: 360.8 Linear Structural Formula: C13H20N6O4 · HCl MDL…