The possible causes of back pain without hip pain and severe leg pain include catching cold, sciatic nerve compression, lumbar spinal stenosis and so on. Treatment should be based on different causes. If it is caused by catching cold, you should pay attention to keep warm and avoid catching cold. 1. If the hip and leg pain is caused by cold, first of all, we should pay attention to keep warm and avoid catching cold, but also can carry out physical therapy, such as massage, acupuncture and so on to relieve the pain symptoms. 2. Sciatic nerve compression can lead to pain in the buttocks and the back of the lower limbs, you can first take some oral non-steroidal anti-inflammatory drugs such as aspirin, ibuprofen, etc., to relieve the pain symptoms, and then find out the specific cause of sciatic nerve compression, symptomatic treatment. 3. Lumbar spinal stenosis may appear lumbar pain, hip pain and other symptoms, there is also no pain in the waist but hip and lower extremity pain, this situation can choose to take some of the nutritive drugs such as methylcobalamin, B vitamins, etc., but also oral steroidal anti-inflammatory drugs such as aspirin, ibuprofen, etc., to alleviate the pain, if the drug can not be relieved, it is recommended that the surgical treatment. The waist does not hurt hip pain and leg pain may have other causes, it is recommended to go to the hospital in time to identify the cause of the disease, targeted treatment. The above medication is recommended to be used under the guidance of a doctor.