Accelerated Approval For Bluebird’s Skysona Gives Teeth To US FDA Data Questions
Executive Summary
Two required confirmatory studies will bolster application that relied on historical controls for orphan neurodegenerative disease.
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Gene Therapy: Years After Accelerated Approval, Will US FDA Still Be Asking ‘Does It Work?’
Retiring Office of Tissues and Advanced Therapies’ Director Wilson Bryan expects the expedited pathway will be used more frequently moving forward, but worries that ambiguous confirmatory trial results many years down the line will still leave efficacy questions unanswered.
US FDA Has History Of Pushing Sponsors On Confirmatory Trials … Sometimes
Even before a new law granted FDA authority to require studies be underway before accelerated approval, review divisions have, in some cases, given sponsors years of advance notice on expectations around study timing, according to a Pink Sheet review of NME accelerated approvals.
Califf: Decades Of Follow-Up Necessary For Gene Therapy
FDA Commissioner Califf acknowledges that regulatory pathways for gene therapies are still being developed and that many factors outside of the modality impact agency requirements as he emphasized the need for long-term follow up due to the unknowns of gene modification.