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Results from Real-World, Long-Term Treatment Persistence with LEQEMBI® (lecanemab-irmb) in the United States Presented at AD/PD™ 2026
Real-World LEQEMBI Data Shows Patients Choose to Stay on Long-Term TreatmentTOKYO and CAMBRIDGE, Mass., March 20, 2026 (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 new real‑world findings from an analysis of long‑term treatment persistence and baseline characteristics among people receiving intravenous (IV) lecanem
About this update from Eisai Co., Ltd.
[{"type":"image","alt":"Biogen Inc.","displaySize":"","headline":null,"caption":"Biogen Inc.","className":"","disableSlideshowImg":false,"size":{"original":{"width":300,"height":101,"url":"https://media.zenfs.com/en/globenewswire.com/d780d0e9a7ba00777730acf271f9e937"},"resized":{"url":"https://s.yimg.com/ny/api/res/1.2/pyX33IPB4fcxRnmoJ3eTKA--/YXBwaWQ9aGlnaGxhbmRlcjt3PTQyMDtoPTE0MQ--/https://media.zenfs.com/en/globenewswire.com/d780d0e9a7ba00777730acf271f9e937","width":300,"height":101}},"lazy":false},{"type":"text","content":"Real-World LEQEMBI Data Shows Patients Choose to Stay on Long-Term Treatment","length":76,"tagName":"p"},{"type":"text","content":"TOKYO and CAMBRIDGE, Mass., March 20, 2026 (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 new real‑world findings from an analysis of long‑term treatment persistence and baseline characteristics among people receiving intravenous (IV) lecanemab (generic name, brand name LEQEMBI®), an anti‑amyloid‑β (Aβ) protofibril antibody, showed that most patients continue with ongoing lecanemab therapy after the initial 18 months of treatment. The analysis was presented at the 20th International Conference on Alzheimer’s and Parkinson’s Diseases and Related Neurological Disorders (AD/PD™ 2026) in Copenhagen, Denmark, and online.","length":805,"tagName":"p"},{"type":"text","content":"In real‑world clinical practice, patients with chronic diseases who stay on their treatments longer tend to experience better clinical outcomes and higher satisfaction.1,2 Ninety-four percent of patients who completed 18 months of lecanemab treatment in the Phase III Clarity AD chose to continue maintenance treatment by enrolling in the subsequent open-label, long-term extension (OLE) study. In the OLE of Clarity AD study, patients continue to benefit from four years of lecanemab treatment compared with the natural course of Alzheimer’s disease (Alzheimer’s Disease Neuroimaging Initiative: ADNI*).","length":604,"tagName":"p"},{"type":"text","content":"Long-Term Persistence and Patient Characteristics for Lecanemab in Real-World Use in the United States (Presentation: March 20, 17:05 CET)This analysis is the first time real-world lecanemab data on treatment per...