Vasiclovir Hydrochloride Tablets can treat herpes. Vasiclovir Hydrochloride Tablets is an antiviral drug used for the treatment of chickenpox, herpes zoster, and herpes simplex virus infections, and also primary and recurrent genital herpes virus infections. Vasiclovir hydrochloride tablets should be taken on an empty stomach before meals, for herpes zoster it needs to be taken for 10 consecutive days, for herpes simplex it needs to be taken for 7 consecutive days, when taking the medicine you must pay attention to drink a lot of water, so as to minimize the damage to the kidneys, and once herpes-like symptoms appear, antiviral treatment should be given as soon as possible.