Regeneron, Sanofi, REGN20423, Long-Acting Antibodies, Immunology, IL-13, IL-4, IL-4Rα, IL-4xIL-13, Bispecific Antibody, Type 2 Inflammation

TARRYTOWN, New York, and PARIS, France, October 1, 2026 Regeneron Pharmaceuticals, Inc. and Sanofi have expanded their long-standing global...