Herpes simplex keratitis
Adult: As 0.1% soln: Instill 1 drop in the affected eye(s) every hr. Taper to every 2 hr or 4 times daily. Continue treatment for at least 7 days.
Cutaneous herpes simplex and herpes zoster
Adult: As 5% preparation: Paint onto the lesions 4 times daily for 4 days.