The purpose of this study is to provide ongoing access to study treatments for participants with multiple myeloma or smoldering multiple myeloma benefiting from treatment in certain Janssen Research and Development (R&D) studies that use daratumumab as part of the st...

This phase III trial studies how well lenalidomide and dexamethasone works with or without daratumumab in treating patients with high-risk smoldering myeloma. Drugs used in chemotherapy, such as lenalidomide and dexamethasone, work in different ways to stop the growt...