FDA Approves Inotuzumab Ozogamicin (BESPONSA) for Acute Lymphoblastic Leukemia in Pediatric Patients [Exclusive Video] Acute Lymphoblastic Leukemia 3 Mins Read19 Overview The U.S. Food and Drug Administration (FDA) has granted approval for the use of inotuzumab ozogamicin (Besponsa, Pfizer) in…