Will Amylyx’s ALS Drug Benefit From US FDA’s Aduhelm Experience?
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.
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Company is coming into its second panel meeting with new data analyses from the CENTAUR trial, advisory committee experience under its belt, and a recent Health Canada approval. In an interview with the Pink Sheet, co-CEOs Cohen and Klee highlight clinical outcomes data with AMX0035 and say they are not too worried about the lack of effect on neurofilament biomarker.
Company seeks accelerated approval based on changes in neurofilament as a surrogate for efficacy; with controversy over FDA’s Aduhelm approval in Alzheimer’s still raging, agency is again faced with deciding whether biomarker data in a neurodegenerative disease with high unmet need are sufficient to justify approval in the face of a failed clinical endpoint study.
FDA accepted the NDA for tofersen based on a surrogate biomarker after a Phase III trial failure, echoing some elements of the Aduhelm experience, though in this instance the target patient population is ultra-niche.