China's NMPA Approves Felzartamab (Jingfei), an Anti-CD38 Antibody, With Lenalidomide and Dexamethasone for Previously Treated Multiple Myeloma
TJ Biopharma and Biogen said China's National Medical Products Administration approved felzartamab for injection, branded Jingfei, on Thursday, August 13, 2026 for use with lenalidomide and dexamethasone in adults with multiple myeloma who have received at least one prior line of therapy. It is the anti-CD38 antibody's first approval anywhere; TJ Biopharma submitted the application in December 2024. In April 2026 Biogen agreed to pay $100 million upfront and up to $750 million in milestones for TJ Biopharma's Greater China rights, giving Biogen worldwide rights; Biogen handles commercialization in the region, and TJ Biopharma manufactures the drug at its Hangzhou facility. Outside China, Biogen is testing felzartamab in Phase 3 trials in antibody-mediated rejection after kidney transplant, IgA nephropathy, and primary membranous nephropathy.