Necrosis of the femoral head, its treatment includes general treatment, drug treatment, physical therapy, surgical treatment and so on. 1. General treatment: avoid weight-bearing, rest in bed, use weight-bearing support such as cane, crutches or walker, and perform functional exercises. 2. Drug therapy: use blood-relieving drugs such as blood-relieving capsules and osteoclast inhibiting drugs such as alendronate. 3. Physical therapy: use of pulsed electromagnetic field therapy, which can accelerate the formation of new bone. 4. Surgery: If the above treatments are ineffective or severe, surgery can be chosen. If the diagnosis of osteonecrosis of the femoral head is confirmed, it is recommended to go to the hospital in time, under the guidance of the doctor to carry out standardized treatment, and the above drugs should not be taken by oneself.