NCT01931098 2025-08-11Oral Pazopanib Plus Oral Topotecan Metronomic Antiangiogenic Therapy for Recurrent Glioblastoma Multiforme (A) Without Prior Bevacizumab Exposure and (B) After Failing Prior BevacizumabNational Institutes of Health Clinical Center (CC)Phase 2 Completed35 enrolled 13 charts