The FDA approved Rinvoq (upadacitinib) as the first and only oral Janus kinase inhibitor for the treatment of giant cell arteritis in adults, providing a steroid-sparing option for achieving sustained remission.
A humanized monoclonal antibody that targets CD19+ B cells is first FDA-approved treatment for immunoglobulin G4–related disease, reducing flare risk and glucocorticoid use in clinical trials.