The purpose of this study is to determine the efficacy of lenalidomide plus low-dose
dexamethasone in Chinese subjects with relapsed or refractory multiple myeloma.
Even though the efficacy and safety of lenalidomide has already been well-demonstrated in
other populations including Asians, this study will assess the efficacy and safety as well as
pharmacokinetics of lenalidomide in Chinese subjects. In addition, this study will generate
clinically meaningful information in guiding the therapeutic use of lenalidomide for Chinese