”Postherpetic neuralgia” is a typical “neuropathic pain”, which is really difficult to treat. Our principle is comprehensive treatment: 1. Commonly used drugs include: (1) antidepressants such as Celete; (2) antiepileptic drugs such as gabapentin and carbamazepine; (3) opioid analgesics such as Chimantin and OxyContin; (4) neurotrophic drugs such as nerve growth factor, etc. 2.Physiotherapy: such as ultra-laser, etc. 3.Minimally invasive therapy: it is our specialty (1) Nerve block therapy: such as nerve root, nerve trunk, nerve plexus, nerve branch and nerve endings block, sympathetic nerve block. (2) Radiofrequency therapy: There are two kinds of continuous radiofrequency and pulsed radiofrequency. (3) Patient-controlled analgesia.