Herpes zoster is treated with the following types of drugs: 1. The most commonly used clinical antiviral drugs such as acyclovir and vaxilovir are taken orally or intravenously, and the course of treatment is usually about two weeks; 2. In addition to antiviral drugs, the combination of nutritional drugs such as methylcobalamin and adenosylcobalamin, taken orally or intramuscularly, can improve peripheral neuropathy and play a protective role; 3. The use of antiviral ointments such as acyclovir and ganciclovir applied topically to local broken skin or interferon applied topically can reduce pain.