Postherpetic neuralgia generally refers to postherpetic neuralgia of shingles, folk remedies are not true, usually can take medication, physical therapy, general measures to improve. 1. Drug treatment: patients with postherpetic neuralgia can take oral opioid analgesics as prescribed by the doctor, such as oxycodone, fentanyl and so on. You can also take calcium channel modulators to relieve pain, such as pregabalin, gabapentin and so on. 2. Physical therapy: patients with postherpetic neuralgia can combine the use of physical therapy to relieve pain, such as neuro-interventional technology, neuromodulation technology, infrared irradiation, ultrashort-wave irradiation and so on. 3. General measures: postherpetic neuralgia daily need to rest, do not stay up all night, and develop a good work and rest habits. Strengthen nutrition, light diet, avoid spicy stimulating food. Pay attention to personal hygiene, appropriate exercise. For patients with postherpetic neuralgia, it is recommended to consult a doctor in a timely manner, standardized treatment under the guidance of the doctor, do not blindly listen to prescriptions, so as not to delay the condition.