Carfilzomib in Combination With Daratumumab, Lenalidomide and Dexamethasone in Transplant-ineligible NDMM Patients

Carfilzomib on Days 1, 8, 15, of cycle numbers 1-9 and Days 1 and 15 only of cycle numbers 10-18, at a dose of 20 mg/m2 on day 1 of cycle 1; at dose of 56 mg/m2 on all subsequent once weekly dosing days. The quadruple regimen treatment will be administered for 18 cycles.

Daratumumab : 16 mg/Kg weekly for 8 weeks, then every 2 weeks for 16 weeks, and then every 4 weeks thereafter. The quadruple regimen treatment will be administered for 18 cycles.

Lenalidomide (25 mg), administered on days 1-21 of 28-day cycle.In frail patients, Lenalidomide dose will be reduced according to 15 mg . The quadruple regimen treatment will be administered for 18 cycles.

Patients will be treated with IV or oral dexamethasone (20 mg for fit and INT-FIT, 10 mg for frail), administered on Days 1-2, 8-9, 15-16, and 22-23 of each 28-day cycle for cycles 1-2 followed by weekly 20 mg dexamethasone on subsequent cycles; In frail patients, dexamethasone will be reduced to 10 mg . The quadruple regimen treatment will be administered for 18 cycles.