TOKYO/NEW YORK -- The U.S. Food and Drug Administration on Thursday officially approved lecanemab, an Alzheimer's disease treatment developed by Japanese drugmaker Eisai and American partner Biogen.
Treatment expected to spread rapidly with public medical insurance coverage

Lecanemab is administered to a patient during a clinical trial in the U.S. (Photo courtesy of Eisai)
TOKYO/NEW YORK -- The U.S. Food and Drug Administration on Thursday officially approved lecanemab, an Alzheimer's disease treatment developed by Japanese drugmaker Eisai and American partner Biogen.