Famciclovir

**Definition:** An aminopurine derivative and prodrug of penciclovir which is a competitive inhibitor of herpes simplex 2 DNA polymerase. It is used to treat HERPES SIMPLEX VIRUS INFECTION.

**Tree numbers:** - D03.633.100.759.138.703

**Synonyms:** - 1,3-Propanediol, 2-(2-(2-amino-9H-purin-9-yl)ethyl)-, diacetate (ester) - 9-(4-Acetoxy-3-(acetoxymethyl)but-1-yl)-2-aminopurine