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Last Updated: December 19, 2025

Amantadine - Generic Drug Details

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Drug Prices for amantadine

See drug prices for amantadine

Generic filers with tentative approvals for AMANTADINE

Applicant	Application No.	Strength	Dosage Form
⤷ Get Started Free	⤷ Get Started Free	EQ 68.5MG BASE	CAPSULE, EXTENDED RELEASE;ORAL
⤷ Get Started Free	⤷ Get Started Free	137MG	CAPSULE, EXTENDED RELEASE;ORAL

The 'tentative' approval signifies that the product meets all FDA standards for marketing, and, but for the patents / regulatory protections, it would approved.

US Patents and Regulatory Information for amantadine

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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
Supernus Pharms	OSMOLEX ER	amantadine hydrochloride	TABLET, EXTENDED RELEASE;ORAL	209410-002	Feb 16, 2018		DISCN	Yes	No	9,072,697	⤷ Get Started Free				⤷ Get Started Free
Supernus Pharms	GOCOVRI	amantadine hydrochloride	CAPSULE, EXTENDED RELEASE;ORAL	208944-002	Aug 24, 2017		RX	Yes	Yes	11,197,835	⤷ Get Started Free				⤷ Get Started Free
Supernus Pharms	OSMOLEX ER	amantadine hydrochloride	TABLET, EXTENDED RELEASE;ORAL	209410-003	Feb 16, 2018		DISCN	Yes	No	8,895,615	⤷ Get Started Free				⤷ Get Started Free
Supernus Pharms	OSMOLEX ER	amantadine hydrochloride	TABLET, EXTENDED RELEASE;ORAL	209410-003	Feb 16, 2018		DISCN	Yes	No	8,574,626	⤷ Get Started Free	Y			⤷ Get Started Free
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>TE	>Type	>RLD	>RS	>Patent No.	>Patent Expiration	>Product	>Substance	>Delist Req.	>Exclusivity Expiration

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