Why Biogen/Eisai's Aducanumab Failure Is Not The End Of Amyloid Hypothesis

Biogen and Eisai still have multiple programs testing amyloid-targeting therapies in the treatment of Alzheimer's disease, but pressure for Biogen to focus its efforts elsewhere are mounting after the partners discontinued Phase III studies for aducanumab.

MR  image of Human brain

Biogen and Eisai Co. Ltd. will continue to test anti-amyloid agents in the treatment of Alzheimer's disease even after the failure of their most advanced and highest-profile candidate aducanumab in Phase III, but suggestions that Biogen should focus its resources elsewhere are mounting after this latest setback.

The partners said on March 21 that they will discontinue the Phase III ENGAGE and EMERGE clinical trials testing aducanumab in patients with mild cognitive impairment due to Alzheimer's disease and in patients with mild Alzheimer's disease dementia based on a futility analysis by an independent

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