Valomaciclovir

**Semantic type:** Pharmacologic Substance

**Definition:** A prodrug form of the acyclic guanosine derivative omaciclovir with activity against varicella zoster virus (VZV) and other members of the herpesvirus family. Valomaciclovir is converted in vivo to omaciclovir, a nucleoside analog inhibitor of VZV DNA polymerase.

**Synonyms:** - EPB-348 - L-Valine, 4-ester with 9-((R)-4-hydroxy-2-(hydroxymethyl)butyl)guanine - VALOMACICLOVIR