Subject terms
REFRACTORY MULTIPLE MYELOMA
Elranatamab is a humanized B-cell maturation antigen (BCMA)-CD3 bispecific antibody. In the ongoing phase 2 MagnetisMM-3 trial, patients with relapsed or refractory multiple myeloma received subcutaneous elranatamab once weekly after two step-up priming doses. After six cycles, persistent responders switched to biweekly dosing. Results from cohort A, which enrolled patients without prior BCMA-directed therapy (In a pivotal phase 2 trial, elranatamab, a bispecific antibody targeting B-cell maturation antigen (BCMA) and CD3, had a confirmed objective response rate of 61% in patients with relapsed or refractory multiple myeloma who had not previously received BCMA-directed therapy.