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,…