Phase II Study of Subcutaneous (SC) Bortezomib, Lenalidomide and Dexamethasone for Relapsed and/or Refractory Multiple Myeloma; Followed by SC Bortezomib Maintenance

Cycle 1-8: 1.0 mg/m2 SC at a concentration of 2.5 mg/ml or 1 mg/ml to the thighs or abdomen on days 1, 4, 8, 11 of a 21 day cycle for 8 cycles.

Cycle 1: 15 mg oral daily on days 2-14 of 21 day cycle; Cycle 2-8: 15 mg oral daily on days 1-14 of a 21 day cycle

Cycle 1: 10 mg oral or IV daily on days 2,4,5,8,9,11,12 of a 21 day cycle; Cycle 2-8: 10 mg oral or IV on days 1, 2, 4, 5, 8, 9, 11, 12 of a 21 day cycle