Opioid Antagonist international drug patents, pharmaceutical manufacturers and generics

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Endo Operations	ALVIMOPAN	alvimopan	CAPSULE;ORAL	216843-001	Jan 24, 2023	AB	RX	No	No	⤷ Sign Up	⤷ Sign Up				⤷ Sign Up
Watson Labs Teva	ALVIMOPAN	alvimopan	CAPSULE;ORAL	208295-001	Dec 19, 2019	AB	RX	No	Yes	⤷ Sign Up	⤷ Sign Up				⤷ Sign Up
Hikma	ALVIMOPAN	alvimopan	CAPSULE;ORAL	217753-001	Aug 31, 2023	AB	RX	No	No	⤷ Sign Up	⤷ Sign Up				⤷ Sign Up
Dr Reddys Labs Sa	BUPRENORPHINE HYDROCHLORIDE AND NALOXONE HYDROCHLORIDE	buprenorphine hydrochloride; naloxone hydrochloride	FILM;BUCCAL, SUBLINGUAL	205806-002	Jun 14, 2018	AB	RX	No	No	⤷ Sign Up	⤷ Sign Up				⤷ Sign Up
Hikma	BUPRENORPHINE HYDROCHLORIDE AND NALOXONE HYDROCHLORIDE	buprenorphine hydrochloride; naloxone hydrochloride	TABLET;SUBLINGUAL	203326-001	Jun 27, 2014	AB	RX	No	No	⤷ Sign Up	⤷ Sign Up				⤷ Sign Up
Rhodes Pharms	BUPRENORPHINE HYDROCHLORIDE AND NALOXONE HYDROCHLORIDE	buprenorphine hydrochloride; naloxone hydrochloride	TABLET;SUBLINGUAL	205601-001	Mar 30, 2020	AB	RX	No	No	⤷ Sign Up	⤷ Sign Up				⤷ Sign Up
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>TE	>Type	>RLD	>RS	>Patent No.	>Patent Expiration	>Product	>Substance	>Delist Req.	>Exclusivity Expiration

Opioid Antagonist Drug Class List