Sciatica is a radiating pain due to nerve compression or other loss that can radiate from the low back to the buttocks, thighs and calves, and feet. In most cases, it resolves on its own within 2 months. But understanding the following methods can help us get rid of the pain quickly. 1.Cold compress: place an ice pack on the painful area for more than 20 minutes each time, and repeat several times a day. 2, hot compress: pain for a period of time can be used to relieve the pain of hot water bags on the lower back. 3, cold compress, hot compress alternately. 4.Stretch the lumbar area, each stretch lasts for more than 30 seconds. 5.Use over-the-counter analgesics, such as aspirin, ibuprofen, acetaminophen (Tylenol). 6.Keep proper exercise, exercise is a good “painkiller”. 7.Sleeping position: place a pillow between the legs when lying on the side, and place a pillow under the knee when lying on the back. If these methods do not relieve the pain, it may be necessary to consult a pain doctor to discuss the next step of treatment. 1. Prescription pain medication; 2. Injection of anti-inflammatory analgesic around the painful area or nerve to eliminate inflammation and relieve pain.