Accelerated Approval: US FDA Panel To Reconsider Six Indications For Checkpoint Inhibitors
Oncologic Drugs Advisory Committee will meet for three days in April to consider whether indications for Tecentriq, Keytruda and Opdivo should remain on label despite failure to confirm clinical benefit; review is part of the Oncology Center of Excellence’s ‘industry-wide evaluation’ of accelerated approvals, which has led to withdrawals of four other PD-1/L-1 inhibitor claims.
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US FDA showed some regulatory flexibility by relying on longer-term follow-up from Merck’s original single-arm trial, rather than additional confirmatory studies, to retain the first-line claim, but it narrowed the target population to those with the greatest unmet need; Keytruda indication was one of six 'dangling' accelerated approvals re-examined by Oncologic Drugs Advisory Committee in April.
Aducanumab Accelerated Approval Reflects US FDA Flexibility But Raises Doubts About Confirmatory Trial
Biogen/Eisai Alzheimer’s drug wins agency nod on basis of amyloid plaque reduction, a surprising use of the accelerated approval pathway that was not considered by an FDA advisory committee; approval raises feasibility questions about confirmatory trial and daunting prospect of market withdrawal if studies fail to verify clinical benefit.
Acting FDA Commissioner Janet Woodcock says FDA is interested in establishing new ‘Centers of Excellence’ but the current environment is not the right time to make changes at the agency. Woodcock also talked about where FDA will spend its new pandemic money and its reexamination of accelerated approval drugs in a wide-sweeping conversation with the Alliance for a Stronger FDA.