Two-Year Real-World Study of LEQEMBI® in the United States Presented at Alzheimer's Association International Conference (AAIC) 2025

TOKYO and CAMBRIDGE, Mass., July 30, 2025 (GLOBE NEWSWIRE) -- Eisai Co., Ltd. (Headquarters: Tokyo, CEO: Haruo Naito, “Eisai”) and Biogen Inc. (Nasdaq: BIIB, Corporate headquarters: Cambridge, Massachusetts, CEO: Christopher A. Viehbacher, “Biogen”) announced today that the two-year real-world study in the U.S of lecanemab (generic name, product name: LEQEBMI^®), an anti-Aβ protofibril* antibody, was presented at the Alzheimer's Association International Conference (AAIC) 2025, held in Toronto, Canada and virtually. Only lecanemab fights AD in two ways – targeting both amyloid plaque and protofibrils*, which can impact tau downstream.

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