Today, the FDA approved Celltrion’s Herzuma (trastuzumab-pkrb), a biosimilar that references Genentech’s Herceptin (trastuzumab), for the treatment of patients with HER2-overexpressing breast cancer, in accordance with the FDA-approved label. Celltrion’s product is the subject of ongoing BPCIA litigation, pending before the District of Delaware. This marks the seventh biosimilar the FDA has approved…