Elotuzumab Plus Lenalidomide (Elo/Rev) for Serologic Relapse/Progression While on Lenalidomide

Elotuzumab according to dosing schedule outlined in treatment arms.

Lenalidomide according to dosing schedule outlined in treatment arms.

"Dexamethasone is a commercially available drug. The description, how supplied, and storage instructions for dexamethasone product are found in the prescribing information.~During the study, dexamethasone will be administered as premedication for elotuzumab as indicated in the package insert."