The absence of symptoms cannot completely rule out genital herpes. Genital herpes can be ruled out if there are no symptoms for more than 14 days after high-risk behavior, and genital herpes cannot be completely ruled out if there are no symptoms for less than 14 days. Genital herpes is a sexually transmitted disease caused by herpes simplex virus type 2 infection, and the incubation period is usually 2 to 14 days. The disease is mainly transmitted directly through sexual behavior, but can also be infected through contact with the infected person’s clothing, bedding, toilet and other paraphernalia. After the onset of the disease, the main manifestation is the appearance of small blisters in the external genital area and around the anus of both men and women, which naturally breaks down to form ulcers and vesicles, accompanied by pain and itching, burning and so on. The rash usually heals on its own and may recur as recurrent genital herpes, which may recur in cases of low body resistance, exertion, alcohol consumption, and female menstruation. Treatment is mainly oral acyclovir, vasiclovir and so on as prescribed by the doctor, or topical acyclovir cream and so on to control the symptoms, but can not be completely cured. For the absence of symptoms can be ruled out genital herpes in doubt, it is recommended to consult a doctor, the use of drugs need to be under the guidance of a doctor.