After multiple bone metastases of prostate cancer, it should be treated by conservative treatment, which mainly aims at reducing the pain of patients and prolonging the survival period. When prostate cancer has multiple bone metastases, it means that the cancer has reached an advanced stage, and this situation is not suitable for radical surgery for treatment. The treatment should aim at reducing the patient’s pain and prolonging the patient’s life as much as possible. Radiotherapy, chemotherapy, endocrine therapy or combination therapy can be chosen. This kind of conservative treatment can effectively kill cancer cells, which is very helpful to alleviate the condition and reduce the pain, and at the same time can effectively avoid the deterioration of the condition. Patients should ensure good dietary habits in daily life, and at the same time avoid the occurrence of fracture in patients. After multiple bone metastases of prostate cancer, it is necessary to go to the hospital for treatment in time to avoid the occurrence of adverse events.