Biogen, Inc. and Eisai Co., Ltd. plan to submit an application for regular approval of lecanemab in early Alzheimer’s disease by the end of March 2023 based on the confirmatory Phase III CLARITY trial, shortly after the anti-amyloid beta protofibril antibody’s 6 January 2023 user fee goal date for accelerated approval.
The US FDA typically advises sponsors seeking accelerated approval to start their confirmatory studies as early as possible, but it...







