Adult Herpes zoster 1,000 mg 3 times daily for 7 days.
Herpes simplex 500 mg 2 times daily. Duration of therapy: Initial episodes: 10 days; recurrent episodes: 5 days.
Patient w/ renal impairment (CrCl 15-30 mL/min) Herpes zoster 1,000 mg 2 times daily.
Herpes simplex No adjustment of dose.
CrCl <15 mL/min Herpes zoster 1,000 mg once daily.
Herpes simplex 500 mg once daily.