Eisai’s Lecanemab: US FDA Showed Flexibility On Clinical Endpoint Results, Safety Database Size
Executive Summary
Alzheimer’s drug’s failure to meet Phase II endpoint did not preclude accelerated approval in light of statistically significant reduction in amyloid plaque and ‘generally consistent and favorable results on clinical endpoints.’ Size of six-month safety database also fell shy of ICH guidelines.
You may also be interested in...
US FDA Neuroscience Office In Spotlight With Donanemab Delay, Relyvrio Trial Failure
Lilly’s surprise announcement that the Alzheimer’s drug is going to an advisory committee, followed minutes later by Amylyx’s disclosure that its ALS drug failed a Phase III study, marked a one-two punch of bad news for the Office of Neurosciences’ recent use of regulatory flexibility.
Eisai/Biogen’s Leqembi: US FDA’s Full Approval Comes With A Boxed Warning On ARIA Risk
Labeling for the first anti-amyloid to receive traditional approval in Alzheimer’s disease states that testing for ApoE ε4 status ‘should be performed’ prior to treatment; updated labeling also includes stronger cautionary language on use in patients with risk factors for cerebral hemorrhage.
US FDA Sees Leqembi Data As Vindicating Its Approach To Alzheimer’s Drugs
Two-and-a-half years after Aduhelm’s tumultuous advisory committee, FDA finally gets positive vote it was looking for, albeit on a different product. Leqembi meeting serves to endorse CDR-SB as clinical endpoint as well as amyloid plaque as surrogate for reduction in decline.