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Last Updated: December 19, 2025

Biologic Drugs With Established Pharmaceutical Class: CD52-directed Cytolytic Antibody

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Biologic Drugs With Established Pharmaceutical Class: CD52-directed Cytolytic Antibody

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Applicant	Tradename	Biologic Ingredient	Dosage Form	BLA	Approval Date	Patent No.	Patent Expiration
Genzyme Corporation	CAMPATH	alemtuzumab	Injection	103948	2001-05-07	⤷ Get Started Free	⤷ Get Started Free
Genzyme Corporation	CAMPATH	alemtuzumab	Injection	103948	2001-05-07	5,545,403	⤷ Get Started Free
Genzyme Corporation	CAMPATH	alemtuzumab	Injection	103948	2001-05-07	5,545,405	⤷ Get Started Free
>Applicant	>Tradename	>Biologic Ingredient	>Dosage Form	>BLA	>Approval Date	>Patent No.	>Patent Expiration

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