The US FDA Approves Ultragenyx’s Fayuvi for Sanfilippo Syndrome Type A

Shots: The FDA has granted full approval to Fayuvi (rebisufligene etisparvovec-hopf) for pediatric pts with Sanfilippo syndrome Type A, plus a Priority Review Voucher; commercial product will be available for shipment to QTCs within 30-60 days Approval was supported by pivotal Transpher A & long-term follow-up data, where Fayuvi-treated pts from the mITT population (n=17)…

ByRidhi RastogiSeptember 18, 2026

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The US FDA Accepts Ultragenyx’s Resubmitted BLA for UX111 in Sanfilippo Syndrome Type A

Shots: The US FDA has accepted the resubmitted BLA of UX111 (rebisufligene etisparvovec) for accelerated approval in Sanfilippo syndrome Type A (MPS IIIA), with a PDUFA action date of Sep 19, 2026 UX111 BLA is supported by up to 8yrs. of follow-up data showing durable clinical benefit & acceptable safety. Also, during prior late-cycle review,…

ByRidhi RastogiApril 6, 2026

The US FDA Approves Ultragenyx’s Fayuvi for Sanfilippo Syndrome Type A

The US FDA Accepts Ultragenyx’s Resubmitted BLA for UX111 in Sanfilippo Syndrome Type A

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