Accelerated Approval: US FDA Request For Makena’s Withdrawal Goes Beyond Failed Confirmatory Trial
Preterm birth prevention drug should come off the market to ensure the accelerated approval pathway does not operate as a lower approval standard, agency says; proposed withdrawal comes almost a year after an advisory committee split on the question of whether Makena should stay on the market in light of delayed, and ultimately unsuccessful, confirmatory study.
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Chief scientist Denise Hinton will decide the fate of Covis’ preterm birth prevention drug because acting commissioner Janet Woodcock has recused herself; CBER deputy director Celia Witten is tapped to serve as presiding officer at the hearing, which will be only the second of its kind under accelerated approval regulations.
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.
Oncology Center of Excellence’s ‘industry-wide evaluation’ of accelerated approvals leads to removal of indications for two PD-1/L-1 inhibitors, AstraZeneca’s Imfinzi and Bristol-Myers Squibb’s Opdivo, both of which had failed confirmatory trials.