Biogen partner Eisai shares jump after FDA approves Alzheimer’s drug Leqembi

The Japanese company surged almost 10% in Tokyo trading following initial US clearance of Leqembi (lecanemab) for the treatment of Alzheimer’s disease.

By Kanoko Matsuyama, bloomberg

Eisai Co. surged the most in more than three months after winning initial US regulatory clearance for lecanemab, the first treatment seen to slow the advance of brain-wasting Alzheimer’s disease.

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