This week, Biogen announced that the European Commission has approved TOFIDENCE, a tocilizumab biosimilar referencing Roche’s ROACTEMRA. TOFIDENCE was approved by the FDA in September 2023. TOFIDENCE is an intravenous formulation of an interleukin-6 receptor antagonist, and is approved for the treatment of moderate to severe active rheumatoid arthritis, polyarticular…