Lumbar intervertebral disc herniation in the case of conservative treatment is ineffective can be used to play closed injection therapy, closed injection should pay attention to the injection technology must be over the top, the method is similar to the epidural anesthesia. The drug must not be injected into the dural cavity, which can easily cause arachnoiditis and produce very serious consequences, and the number of times of closure should not be too many, which can easily irritate the nerves. In addition to closed treatment, western medicine injection can also be used, according to the patient’s symptoms and signs of symptomatic treatment. If the pain is very severe, you can static analgesic drugs to relieve muscle spasms, static nutritive drugs to improve nerve metabolism, reduce the symptoms of nerve root irritation, in addition to static dilation of capillaries drugs to promote blood circulation.