On July 2, 2024, Fresenius Kabi (“Fresenius”) announced the immediate availability of TYENNE (tocilizumab-aazg), in a subcutaneous formulation, in the United States. TYENNE, a biosimilar to ACTEMRA (tocilizumab), was developed by Fresenius for use in the treatment of several autoimmune diseases, including rheumatoid arthritis, giant cell arteritis, polyarticular juvenile idiopathic…