Herpes zoster usually requires the use of antiviral drugs such as acyclovir medication, which is usually effective within 7 to 10 days after taking the medication, depending on factors such as the severity of the patient’s condition and his or her own physical fitness. Herpes zoster is a disease caused by varicella zoster virus infection, usually within 48 to 72 hours after the rash began antiviral treatment. Antiviral drugs such as acyclovir and valacyclovir are available. The effect is usually seen within 7 to 10 days after taking the medication, but if the patient has an immune deficiency, this may lead to a prolonged onset of action. If you want the treatment to be effective, early treatment, early and sufficient antiviral treatment, especially for patients over 50 years old, is beneficial to reduce neuralgia and shorten the course of the disease. The appearance of shingles, it is important to pay attention to timely medical treatment, under the guidance of the doctor, avoid unauthorized use of drugs, to prevent the triggering of adverse consequences.