Mechanism of Action: Xanthine Oxidase Inhibitors

Drugs with Mechanism of Action: Xanthine Oxidase Inhibitors

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Casper Pharma Llc	ZYLOPRIM	allopurinol	TABLET;ORAL	016084-001	Approved Prior to Jan 1, 1982	AB	RX	Yes	No
Casper Pharma Llc	ZYLOPRIM	allopurinol	TABLET;ORAL	016084-003	Aug 4, 2022	AB	RX	Yes	No
Casper Pharma Llc	ZYLOPRIM	allopurinol	TABLET;ORAL	016084-002	Approved Prior to Jan 1, 1982	AB	RX	Yes	No
Takeda Pharms Usa	ULORIC	febuxostat	TABLET;ORAL	021856-001	Feb 13, 2009	AB	RX	Yes	No
Takeda Pharms Usa	ULORIC	febuxostat	TABLET;ORAL	021856-001	Feb 13, 2009	AB	RX	Yes	No
Takeda Pharms Usa	ULORIC	febuxostat	TABLET;ORAL	021856-001	Feb 13, 2009	AB	RX	Yes	No			Y
Takeda Pharms Usa	ULORIC	febuxostat	TABLET;ORAL	021856-002	Feb 13, 2009	AB	RX	Yes	Yes