Pain caused by old fracture can be treated with general treatment, medication and surgery according to the condition. 1. General treatment: old fracture is light, the fracture end has no obvious displacement or does not affect the function of the displacement, need to rest in bed, the fracture end has not grown well need to carry out the plaster fixation and braking, after removing the plaster can be localized hot compresses to promote blood circulation can reduce the pain. 2. Medication: If the pain is severe and affects sleep, you can take analgesic and anti-inflammatory drugs such as ibuprofen as prescribed by the doctor. 3. Surgery: If the fracture end is obviously displaced and affects normal function, osteotomy may be needed to restore normal function. Pain caused by old fractures should be treated under the guidance of a doctor, and a more suitable treatment should be chosen according to the specific condition. The above drugs are recommended to be used under the guidance of a physician.