In April 2022, CMS decided to limit coverage of such antibodies for Alzheimer’s to clinical trial volunteers. At that time, aducanumab from Biogen (Nasdaq: BIIB) and Eisai (TYO:4523) was the only FDA-approved antibody for the neurodegenerative condition.
CMS noted in an announcement that its latest decision rests on the current lack of evidence that amyloid-targeting antibodies are effective against Alzheimer’s.
Amyloid-targeting antibodies intend to treat Alzheimer’s by targeting and removing amyloid beta, a protein that accumulates in Alzheimer’s patients’ brains. The protein deposits eventually result in plaques that interfere with normal brain function.
Alzheimer’s organ…