FDA Grants Traditional Approval for LEQEMBI® (lecanemab-irmb) for the Treatment … – Press Release


The first and only approved treatment shown to reduce the rate of disease progression and to slow cognitive and functional decline in adults with Alzheimer’s disease

The Centers for Medicare & Medicaid Services (CMS) announced broader Medicare coverage of LEQEMBI

TOKYO and CAMBRIDGE, Mass., July 06, 2023 (GLOBE NEWSWIRE) — Eisai Co., Ltd. (Headquarters: Tokyo, CEO: Haruo Naito, “Eisai”) and Biogen Inc. BIIB Corporate headquarters: Cambridge, Massachusetts, CEO: Christopher A. Viehbacher, “Biogen”))) announced today that the U.S. Food and Drug Administration (FDA) has approved the supplemental Biologics License Application (sBLA) supporting the traditional approval of LEQEMBI® (lecanemab-irmb) 100 mg/mL injection for intravenous use, making LEQEMBI the first and only approved treatment shown to reduce the rate of disease progression and to slow cognitive and functional decline in adults with Alzheimer’s disease (AD). LEQEMBI demonstrated clinically meaningful slowing of cognitive and functional decline in a patient group generalizable to U.S. Medicare beneficiaries, which included a mix of racial and ethnic groups, patients with common comorbid conditions, concomitant medications and patients with mild cognitive impairment (MCI) due to AD or mild AD. Treatment with LEQEMBI should be initiated in patients with MCI or mild dementia stage of disease, (collectively referred to as early AD) the population in which treatment was initiated in clinical trials.

LEQEMBI’s traditional approval is based on Phase 3 data from Eisai’s large, global Clarity AD clinical trial, in which LEQEMBI met its primary endpoint and all key secondary endpoints with statistically significant results and confirmed the clinical benefit of LEQEMBI. The primary endpoint was the global cognitive and functional scale, Clinical Dementia Rating Sum of Boxes (CDR-SB). LEQEMBI treatment reduced clinical decline on CDR-SB by 27% at 18 months compared to placebo. Additionally, the secondary endpoint…