Regeneron faces another FDA setback for Eylea HD due to manufacturing issues.
The US Food and Drug Administration (FDA) issued a complete response letter (CRL) for the prefilled syringe option of high-dose (HD) Eylea (aflibercept) 8 mg, citing unresolved issues at Novo Nordisk's Bloomington, Indiana, plant.
The FDA rejected a new blood cancer therapy due to problems at this same Novo Nordisk-owned site in August 2025.
Regeneron plans for new facilities signal future production improvements.
Author's summary: Regeneron faces FDA setback for Eylea HD due manufacturing issues.