GSK press releases Follow GSK announces extension of US Food and Drug Administration review period for Blenrep (belantamab mafodotin-blmf) in relapsed/refractory multiple myeloma New PDUFA date scheduled for 23 October 2025. https://www.gsk.com/en-gb/media/press-releases/gsk-announces-extension-of-us-food-and-drug-administration-review-period-for-blenrep-belantamab-mafodotin-blmf-in-relapsedrefractory-multiple-myeloma/ gsk.com