
Ultragenyx’s Fayuvi becomes first FDA-approved treatment for Sanfilippo syndrome
The FDA has approved Fayuvi, a one-time gene therapy from Ultragenyx, as the first treatment for Sanfilippo syndrome type A. The therapy, priced at $3.95 million, addresses the underlying genetic cause of the neurodegenerative disorder, offering hope to families previously left with only symptom management.





