Efficacy and Safety Study of SyB L-0501 for Patients With Multiple Myeloma

SyB L-0501 (150 mg/m2/day) will be administered by intravenous drip infusion for 60 min for 2 consecutive days and the course will be observed for the next 26 days. This is taken as one cycle and administration is repeated for 2-9 cycles (when a plateau is not reached after nine cycles, administration of up to an additional three cycles for a maximum of 12 cycles is possible).

Prednisolone will be administered (60 mg/m2/day) orally for 4 consecutive days and the course will be observed for the next 24 days.