Baxalta Incorporated, a global biopharmaceutical leader dedicated to delivering transformative therapies to patients with orphan diseases and underserved conditions, announced today that it has submitted supplemental Biologics License Applications (sBLAs) to the U.S. Food and Drug Administration seeking approval for the use of ADYNOVATE [Antihemophilic Factor (Recombinant), PEGylated] to treat children under the age of 12 with hemophilia A and for use in surgical settings.