One leg pain may be caused by bone fracture, skin disease, lumbar spondylosis, etc., which requires general treatment, medication and surgery. 1. For the fracture caused by, should immediately stop the activity, go to the hospital in time to do manipulation or surgical reset, and fixation; if the pain is severe, can follow the doctor’s instructions oral morphine and other analgesics. 2. For skin diseases such as salpingitis, bed rest and elevation of the affected limbs can help reduce swelling; antibiotic ointment such as fusidic acid cream and oral penicillin can be used as prescribed by the doctor. 3. For lumbar disc herniation, oral ibuprofen and other non-steroidal anti-inflammatory drugs, methylcobalamin and other nutritive nerve drugs should be taken as prescribed by the doctor; if drug treatment is ineffective, decompression surgery is feasible to lift the compression. It is recommended that people with one leg pain go to a regular hospital in time, to clarify the cause, and standardize the treatment under the guidance of the doctor, so as not to delay the condition.