There is no blocking drug for genital herpes, so you can’t usually take medication to block it within 24 hours of being infected. Genital herpes is a contagious skin disease, related to the herpes virus infection, it is generally recommended that patients maintain a fixed sexual relationship, avoid sexual disorders, so as not to be infected, genital herpes does not have a blocking drug, can not take drugs to block . If the patient and genital herpes patients for intimate contact, suspected of disease infection, patients can go to the hospital in time to check a clear diagnosis, and then under the guidance of the doctor for treatment, usually the patient can follow the doctor’s instructions oral acyclovir, famciclovir, vasiclovir, ganciclovir and other antiviral drugs treatment. If the rash appears about 2~14 days after the patient’s exposure, in addition to oral medication, the patient can also follow the doctor’s prescription of topical interferon gel, acyclovir ointment and other medications. Genital herpes patients need to avoid sexual intercourse during the treatment period to avoid transmission of the disease.