Herpes simplex virus type 2 DNA is a test to check for the presence of the herpes virus in the body, and the normal reference value should be 5 x 10^2, which may vary slightly from instrument to instrument. Herpes simplex virus type 2 is a type of herpes simplex virus infection, young people or adults as the main incidence of the population, basically through close contact, causing genital infection, so herpes simplex virus type 2 is also known as genital herpes, the principle of treatment of the disease is mainly antiviral and anti-infection treatment and improve immunity to prevent recurrence. Patients with herpes simplex virus type 2 can use saline rinse every day, and if there is bacterial infection patients can be treated with topical antibiotic ointment, such as erythromycin ointment, tetracycline ointment and so on, and the drugs should be used under the guidance of the doctor. Patients should pay attention to rest, avoid fatigue, maintain emotional stability, quit smoking and alcohol and spicy food, these measures help to reduce the recurrence of herpes. If there is any recurrence, patients should go to regular hospitals for treatment in time.