Fast Track Designation for Lecanemab

FDA has granted a fast track designation to lecanemab, BioArctic AB and Eisai’s investigational anti-amyloid beta protofibril antibody to treat early Alzheimer’s disease. The drug was granted breakthrough therapy designation in 6/2021.

Eisai started a rolling BLA submission for lecanemab under the accelerated approval pathway in 9/2021. It says the BLA is primarily based on the clinical, biomarker, and safety data from a Phase 2b clinical study in people with early Alzheimer’s disease and confirmed amyloid pathology. Eisai says the study results demonstrated a high degree of amyloid beta plaque lowering and consistent reduction of clinical decline across several clinical endpoints.

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