 SAN DIEGO, Jan. 15, 2021 PRNewswire -- Halozyme Therapeutics, Inc. NASDAQ: HALO today announced that Janssen Biotech, Inc. Janssen has received U.S. Food and Drug Administration FDA approval of DARZALEX FASPRO daratumumab and hyaluronidase-fihj in combination with bortezomib,... 