Postherpetic neuralgia can be relieved by general treatment, medication and other means. 1. General treatment: patients with postherpetic neuralgia need to take more rest, regular work and rest, as well as to maintain sufficient sleep, avoiding overwork; at the same time, to maintain a good mood, avoiding anxiety and depression, which can help to alleviate the symptoms. 2. Medication: For patients with postherpetic neuralgia, oral calcium channel modulators, such as pregabalin and gabapentin, can be prescribed by the doctor to block calcium channels and play an analgesic effect. Topical lidocaine cream can also be used for symptomatic treatment. Postherpetic neuralgia is not the only method of pain relief, it is recommended that patients go to a regular hospital and cooperate with the doctor for standardized treatment.