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Last Updated: March 26, 2026

Biologic Drugs With Established Pharmaceutical Class: Erythropoiesis-stimulating Agent

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Biologic Drugs With Established Pharmaceutical Class: Erythropoiesis-stimulating Agent

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Applicant	Tradename	Biologic Ingredient	Dosage Form	BLA	Approval Date	Patent No.	Patent Expiration
Amgen, Inc.	EPOGEN/PROCRIT	epoetin alfa	Injection	103234	1989-06-01	⤷ Start Trial	⤷ Start Trial
Amgen, Inc.	EPOGEN/PROCRIT	epoetin alfa	Injection	103234	1989-06-01	⤷ Start Trial	⤷ Start Trial
Amgen, Inc.	EPOGEN/PROCRIT	epoetin alfa	Injection	103234	1989-06-01	⤷ Start Trial	⤷ Start Trial
Amgen, Inc.	EPOGEN/PROCRIT	epoetin alfa	Injection	103234	1989-06-01	⤷ Start Trial	⤷ Start Trial
Amgen, Inc.	EPOGEN/PROCRIT	epoetin alfa	Injection	103234	1989-06-01	⤷ Start Trial	⤷ Start Trial
Amgen, Inc.	EPOGEN/PROCRIT	epoetin alfa	Injection	103234	1989-06-01	⤷ Start Trial	⤷ Start Trial
Amgen, Inc.	ARANESP	darbepoetin alpha	Injection	103951	2001-09-17	⤷ Start Trial	⤷ Start Trial
>Applicant	>Tradename	>Biologic Ingredient	>Dosage Form	>BLA	>Approval Date	>Patent No.	>Patent Expiration

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