Last Updated: September 29, 2026

GLUCOPHAGE Drug Patent Profile

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Which patents cover Glucophage, and what generic alternatives are available?

Glucophage is a drug marketed by Emd Serono Inc and is included in two NDAs.

The generic ingredient in GLUCOPHAGE is metformin hydrochloride. Eighty-two suppliers are listed for this compound. Additional details are available on the metformin hydrochloride profile page.

DrugPatentWatch^® Litigation and Generic Entry Outlook for Glucophage

A generic version of GLUCOPHAGE was approved as metformin hydrochloride by CHARTWELL on January 24^th, 2002.

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Summary for GLUCOPHAGE

US Patents:	0
Applicants:	1
NDAs:	2

US Patents and Regulatory Information for GLUCOPHAGE

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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
Emd Serono Inc	GLUCOPHAGE	metformin hydrochloride	TABLET;ORAL	020357-005	Nov 5, 1998		DISCN	Yes	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
Emd Serono Inc	GLUCOPHAGE XR	metformin hydrochloride	TABLET, EXTENDED RELEASE;ORAL	021202-004	Apr 11, 2003		DISCN	Yes	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
Emd Serono Inc	GLUCOPHAGE	metformin hydrochloride	TABLET;ORAL	020357-004	Nov 5, 1998		DISCN	Yes	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
Emd Serono Inc	GLUCOPHAGE	metformin hydrochloride	TABLET;ORAL	020357-001	Mar 3, 1995		DISCN	Yes	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
Emd Serono Inc	GLUCOPHAGE	metformin hydrochloride	TABLET;ORAL	020357-003	Nov 5, 1998		DISCN	Yes	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
Emd Serono Inc	GLUCOPHAGE XR	metformin hydrochloride	TABLET, EXTENDED RELEASE;ORAL	021202-001	Oct 13, 2000		DISCN	Yes	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
>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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