Acyclovir has a pronounced antiviral effect. Highly active against Herpes simplex virus type 1 and type 2; a virus that causes varicella and herpes zoster (Varicella zoster).
Lidocaine has a local anesthetic and moderate antipruritic effect.The combination of active ingredients provides a more pronounced anti-herpetic effect: prevents the formation of new elements of the rash, reduces the likelihood of cutaneous dissemination, accelerates healing, and reduces pain.