As Aducanumab’s US FDA Review Progressed, Support Grew For Accelerated Approval
Use of expedited pathway for Biogen's Alzheimer's drug was discussed at a center director briefing in late April, where it garnered backing from several senior CDER officials, as well as CBER director Peter Marks and OCE director Richard Pazdur.
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Although Aduhelm’s accelerated approval in June 2021 ‘generated a significant amount of discussion among external stakeholders,’ CDER’s work on that application ‘led to a leap in our understanding of amyloid as a surrogate marker and a greater understanding of the role that a reduction in amyloid plaque may play in a slowing of the disease,’ drug center director says.
Without directly referencing the agency’s controversial approval of Biogen’s Alzheimer’s drug Aduhelm, CDER director Patrizia Cavazzoni defended US FDA’s ability to decide on use of the expedited pathway during an application review, while also stressing the need for earlier planning on evidence generation and confirmatory trials.
A rare second advisory committee meeting is scheduled for Amylyx’s ALS drug to discuss additional analyses that the company submitted, allowing another glimpse into the FDA’s pre-decision thinking.