ACYCLOVIR: Use and dosage Agent Route Use Adult Dosage Genital Herpes Treat. 200mg 5x/d HSV proctitis 400mg q8h Oral Varicella 800mg 4x/d ACYCLOVIR Zoster 800mg 4x/d Anti-CMV prophylaxis 200mg q8h Intravenous Herpes encephalitis 5 mg/kg q8h Varicella/Zoster 10mg/kg q8h (ImmunosuppressedACYCLOVIR: Use and Dosage Agent Route Use Adult Dosage Genital Herpes Treat. 200mg 5x/d HSV procititis 400mg q8h Oral Varicella 800mg 4x/d ACYCLOVIR Zoster 800mg 4x/d Anti-CMV prophylaxis 200mg q8h Intravenous Herpes encephalitis 5 mg/kg q8h Varicella/Zoster (Immunosuppressed) 10mg/kg q8h