Biotechnology
The $3.95 Million Question: What Fayuvi's Approval Means for Sanfilippo Syndrome and the Price of Miracles
On September 17, 2026, the FDA approved Fayuvi, the first treatment for Sanfilippo syndrome Type A—at a price of $3.95 million. What does this approval mean for rare disease medicine, access, and the future of gene therapy?