Belantamab Mafodotin-blmf (Blenrep) (CPB 0981, reviewed 2026-02-06)
Precertification of belantamab mafodotin-blmf (Blenrep) is required of all Aetna participating providers and members in applicable plan designs, effective July 1, 2026. Aetna considers Blenrep medically necessary for relapsed or refractory multiple myeloma in combination with bortezomib and dexamethasone after at least two lines of prior therapy including a proteasome inhibitor and an immunomodulatory agent, as maintenance after 8 cycles of combination treatment with bortezomib and dexamethasone under that same prior-therapy condition, or as a single agent after at least three lines of prior therapy. Aetna also considers Blenrep medically necessary, alone or with bortezomib and dexamethasone, for POEMS syndrome, plasma cell-related monoclonal immunoglobulin deposition disease, and plasma cell-related monoclonal gammopathy of renal significance, and considers all other indications experimental, investigational, or unproven.