The U.S. Food and Drug Administration approved the expansion of Amgen’s Kyprolis (carfilzomib) U.S. prescribing information to include the product’s use in combination with Darzalex (daratumumab) plus dexamethasone (DKd) in two dosing regimens – once weekly and twice weekly – for the treatment of patients with relapsed or refractory multiple myeloma who have received one to three previous lines of therapy.