Postherpetic neuralgia generally refers to postherpetic neuralgia of shingles, which can be improved by general treatment and medication. 1. General treatment: patients with postherpetic neuralgia need to rest more, ensure sufficient sleep, and maintain a good state of mind to avoid anxiety and depression. 2. Medication: patients can take calcium channel modifier drugs to relieve pain, common drugs are pregabalin, gabapentin, which has the effect of blocking calcium channels and providing analgesia. The treatment of postherpetic neuralgia is not unique, and it is recommended that patients go to a regular hospital and cooperate with the doctor for standardized treatment.