After ischemic necrosis of the femoral head occurs, the corresponding treatment plan should be made according to the stage and severity of the disease. 1. Early stage: Clinical staging in stage 0, I, less severe symptoms can choose conservative treatment. Reduce the weight of the hip joint, choose to walk with crutches or minimize the long time walking, rest and recuperate, and give certain drugs such as lovastatin, warfarin, aspirin, bisphosphonates, prostaglandins and so on to improve the symptoms of the patients and delay the process of necrosis of the femoral head. 2. Intermediate stage: For patients with clinical stage II or III, surgical intervention can be carried out to improve the blood circulation of the femoral head, such as drilling and decompression of the femoral head, decompression of the medulla oblongata, and medication perfusion of the arteries supplying blood to the femoral head, and so on. 3. Late stage: patients with clinical stage Ⅳ, the femoral head is collapsed and deformed, the cartilage of the hip joint is worn out, thinned or even disappeared, the activities of the hip joint are limited and the pain is severe, which can lead to the complete loss of mobility, and then artificial hip replacement surgery can be carried out. If you suffer from this disease, it is recommended to go to the hospital in time and actively cooperate with the treatment. The above drugs should be used under the guidance of a doctor, avoid self-medication.