Summary
The purpose of this study is to compare the efficacy and safety of mezigdomide
(CC-92480), bortezomib and dexamethasone (MeziVd) versus pomalidomide, bortezomib and
dexamethasone (PVd) in participants with relapsed or refractory multiple myeloma (RRMM)
who received between 1 to 3 prior lines of therapy and who have had prior lenalidomide
exposure.