Panobinostat/Velcade in Multiple Myeloma

During the study Bortezomib will be administered intravenously as a 3-5 second bolus IV injection, at a dose of 1.0 mg/m2 on days 1, 4, 8, and 11 of each 21-day treatment cycle.

During the study, panobinostat IV will be administered intravenously as once daily on (day 1 and 8 of the 21 day cycle 2 and beyond). Patients enrolled on first group will receive 5 mg/m2 panobinostat IV, second group 10 mg/m2 panobinostat IV, third group 15 mg/m2 panobinostat IV and the fourth group 20 mg/m2 panobinostat IV. Each infusion of panobinostat will be administered over 30 minutes.