Composition Ingredient information Acyclovir 200mg Use To designate Acyclovir Stella 200 mg is indicated in the following cases: Treatment of Herpes simplex virus infection (type 1 and 2) for the first time and recurrence in the mucosa-skin (mouthitis-genitals, genital inflammation), in the eyes (keratitis). Prevention of HSV infection: in recurrent mucosal-skin at least 6 times/year, in the eyes (recurrent keratitis after 2 times/year) or in case of eye surgery.