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The U.S. Food and Drug Administration (FDA) has recommended earlier brain imaging scans to monitor brain swelling before the third infusion of Eisai (OTCPK:ESALF) (OTCPK:ESAIY) and Biogen's (NASDAQ:BIIB) Alzheimer's drug Leqembi.
This additional monitoring aims to detect amyloid-related imaging abnormalities
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