Apatinib in the Treatment of Recurrent Atypical/malignant Meningioma in Adults

"Apatinib mesylate tablets: Orally, 500 mg, once a day, with warm water for half an hour after a meal (the time of taking the medicine every day should be the same as possible).~Continue to use 28 days as a cycle, medication until disease progression (PD), intolerable toxicity occurs or the patient withdraws informed consent. However, the longest period does not exceed 24 cycles, and the treatment after 24 cycles is determined by the investigator."