STAT+: Watch: Experts challenge Eli Lilly exec on effectiveness of Alzheimer’s drug

Months after the Food and Drug Administration approved Biogen’s Alzheimer’s drug Aduhelm, Eli Lilly hopes to secure approval for its own similar landmark treatment. But the company’s data came under question by experts in a spirited back-and-forth with Mark Mintun, Lilly’s senior vice-president of neuroscience research and development, at the STAT Summit Thursday.

The pharma giant intends to submit its drug, called donanemab, to the FDA by the end of the year, based on a mid-stage study which achieved its primary goal of slowing the rate of cognitive decline compared to a placebo, Mintun said. Like Aduhelm, donanemab works by reducing amyloid plaques in the brain, a biomarker which the FDA established as a new but highly controversial standard for accelerated approval.

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