Adult Herpes simplex & very severe herpes zoster infection (shingles) 5 mg/kg every 8 hr.
Varicella zoster infection in immunocompromised patient 10 mg/kg every 8 hr.
Herpes simplex encephalitis 10 mg/kg every 8 hr. Duration of treatment:
Most infections 5-7 days.
Herpes simplex encephalitis At least 10 days.
CrCl 25-50 mL/min 5 or 10 mg/kg every 12 hr,
10-25 mL/min 5 or 10 mg/kg every 24 hr,
0-10 mL/min 2.5 or 5 mg/kg every 24 hr & after dialysis.
Childn 1-12 yr Herpes simplex (except herpes simplex encephalitis) or varicella zoster infection 250 mg/m
2.
Immunocompromised childn w/ varicella zoster virus infection or herpes simplex encephalitis 500 mg/m
2.