1 g of cream contains 50 mg of acyclovir. Action: The drug, an antiviral, active, among others, against herpes virus. After entering the virus-infected cells, acyclovir is converted to its active form - triphosphate, which, after incorporation into DNA inhibits further spread of the virus. Acyclovir used in the form of a cream acts locally and virtually absorbed into the bloodstream. Indication: Treatment of primary and recurrent infections of the skin (cold sores and genital warts) caused by herpes simplex virus ( herpes simplex 1 and 2).Precautions: Do not use membranes mucosa of the mouth and conjunctiva. pregnancy and lactation: pregnant used only if the expected benefits outweigh the potential risk to the fetus. Gently used during breastfeeding. Dosage: Apply a thin layer of cream is applied to the lesion and surrounding skin 5 times a day (every 4 h, with a break night) for 5 days, and in case of difficult healing changes - for 10 days.