1. Understand and voluntarily sign an informed consent form. 2. Age 60-75 years at the time of signing the informed consent form. 3. Able to adhere to the study visit schedule and other protocol requirements. 4. Symptomatic MM requiring therapy. 5. Measurable monoclonal protein in serum and/or urine 6. Monoclonal plasma cells in the bone marrow >/= 10% and/or biopsy-proven plasmacytoma 7. Myeloma-related organ dysfunction, at least one of [C] Calcium elevation in the serum (> 11.5 mg/dL or > 2.65 mmol/l) [R] Renal insufficiency (creatinine > 173 μmol/l or > 2 mg/dL) [A] Anemia (Hb < 10 g/dL or 2 g/dL < normal) [B] Bone lesions or general osteoporosis 8. ECOG PS of </= 2 ... 9. Laboratory test results within these ranges within 1 week prior to randomization: