This month, Biogen and Bio-Thera announced a commercialization and license agreement for their proposed tocilizumab biosimilar, currently in Phase 3 trials for the treatment of moderate to severe rheumatoid arthritis. BAT1806, a proposed biosimilar to Genentech’s ACTEMRA®, is an anti-interleukin-6 (IL-6) receptor monoclonal antibody indicated primarily for moderate to severe…