Postherpetic neuralgia for 2 years is recommended to be treated better by oral medication, injectable medication, and physical therapy. 1. Oral medication. Herpes zoster residual neuralgia may be demyelinating peripheral neuritis, the treatment plan is mainly based on oral medication, can be combined with the doctor’s advice oral gabapentin, pregabalin, you can also take extended-release tramadol capsules, can control pain. 2. Injectable drugs. Oral medication is not ideal for pain control, you can choose injectable medication again. For example, parecoxib injection, fentanyl injection, can play a short-term analgesic effect. 3. Physical therapy. Physical therapy, such as acupuncture treatment, can be used when necessary, and it has certain clinical effects. 4. Other treatments, there is ozone therapy, such as ozone herpes subcutaneous injection, ozone large self-blood treatment. In addition to this, there are neuromodulation technology, selective nerve destruction, intrathecal drug injection therapy, nerve block, minimally invasive interventional therapy, etc., combined with the doctor’s advice for treatment. It is recommended to seek medical treatment in time and standardize the treatment.