Last Updated: September 6, 2026

Biologic Drugs With Mechanism of Action: Neonatal Fc Receptor Blockers

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Biologic Drugs With Mechanism of Action: Neonatal Fc Receptor Blockers

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Applicant	Tradename	Biologic Ingredient	Dosage Form	BLA	Approval Date	Patent No.	Patent Expiration
Argenx Bv	VYVGART	efgartigimod alfa-fcab	Injection	761195	2021-12-17	⤷ Start Trial	⤷ Start Trial
Ucb, Inc.	RYSTIGGO	rozanolixizumab-noli	Injection	761286	2023-06-26	⤷ Start Trial	⤷ Start Trial
Argenx Bv	VYVGART HYTRULO	efgartigimod alfa and hyaluronidase-qvfc	Injection	761304	2023-06-20	⤷ Start Trial	⤷ Start Trial
>Applicant	>Tradename	>Biologic Ingredient	>Dosage Form	>BLA	>Approval Date	>Patent No.	>Patent Expiration

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