Bortezomib/Adriamycine/Melfalan/Prednisone (VAMP)/Thalidomide/Cyclophosphamide/Dexamethasone (TaCyDex) or Bortezomib/Melfalan/Prednisone (V-MP)/TaCyDex) in Refractary or Relapsed Multiple Myeloma

Bortezomib, 1,3 mg/ m2 iv twice a week in combination with Melfalán 9 mg/m2 oral, days 1 to 4 and Prednisone, 60 mg/m2 oral, days 1 to 4

Thalidomide, day 1 cycle 1, 100 mg/24 h. oral, in combination with cyclophosphamide and dexamethasone. If toxicity is \<Grade 2, dose should be increased to 200 mg/24 h. in day 15

Bortezomib, 1,3 mg/ m2 iv twice a week in combination with Melfalán 9 mg/m2 oral, days 1 to 4, Prednisone, 60 mg/m2 oral, days 1 to 4 and Adriamicine, 40 mg/m2 IV day 1 or Caelyx 30 mg/m2 IV day 1.