The main symptoms of lumbar 4-5 spinal stenosis patients are localized pain, walking instability, sciatica, etc., which can be treated with medication and surgery as prescribed by the doctor. 1. Medication: patients can use non-steroidal anti-inflammatory and analgesic drugs, such as meloxicam, ibuprofen, celecoxib, etc., which can effectively relieve pain and inflammation, and muscle relaxants, such as etoperisone, cloxazone, etc., which can effectively alleviate muscle tension, and methylcobalamin, oxazepam, etc., which can be used according to medical advice. 2. Surgery: Common surgical treatments include posterior lumbar laminectomy and decompression, laminoplasty, posterior lumbar total laminectomy and decompression, and spinal fusion surgery, etc. Specific surgical methods should be selected according to one’s own situation under the guidance of the doctor. If you have lumbar spinal stenosis, you should go to the hospital in time, and after diagnosis, you should be treated under the guidance of your doctor, and should not blindly use medication on your own.