Metformin hydrochloride - Generic Drug Details

What are the generic sources for metformin hydrochloride and what is the scope of freedom to operate?

Metformin hydrochloride is the generic ingredient in twenty-one branded drugs marketed by Sun Pharm, Saptalis Pharms, Vistapharm, Ranbaxy, Andrx Labs Llc, Emd Serono Inc, Santarus Inc, Actavis Elizabeth, Actavis Labs Fl Inc, Ajanta Pharma Ltd, Alignscience Pharma, Alkem Labs Ltd, Amneal Pharms Ny, Apotex, Aurobindo Pharma Ltd, Barr, Beximco Pharms Usa, Cspc Ouyi, Glenmark Pharms Ltd, Granules, Harman Finochem, Impax Labs, Intellipharmaceutics, Inventia, Ivax Sub Teva Pharms, Laurus, Lupin Ltd, Macleods Pharms Ltd, Marksans Pharma, Micro Labs, Mylan Pharms Inc, Norvium Bioscience, Nostrum Labs Inc, Nostrum Pharms Llc, Novast Labs, Prinston Inc, Qingdao Baheal Pharm, Ranbaxy Labs Ltd, Rk Pharma, Sandoz, Sciegen Pharms Inc, Sun Pharm Inds (in), Sun Pharm Industries, Teva, Torrent, Torrent Pharms Ltd, Twi Pharms, Unichem, Utopic Pharms, Watson Labs Inc, Yichang Humanwell, Zydus Lifesciences, Alkem, Atlas Pharms Llc, Aurobindo, Chartwell, Dr Reddys Labs Inc, Epic Pharma Llc, Granules India, Heritage Pharma, Indicus Pharma, Ipca Labs Ltd, Mylan, Provident Pharm, Sun Pharm Inds Inc, Sunshine, Torrent Pharms, Watson Labs, Watson Labs Florida, Zydus Hlthcare, Zydus Pharms Usa, Takeda Pharms Usa, Chartwell Rx, Teva Pharms Usa, Novo Nordisk Inc, Sb Pharmco, Astrazeneca Ab, Dr Reddys Labs Sa, and Msd Sub Merck, and is included in one hundred and twenty-seven NDAs. There are ten patents protecting this compound and two Paragraph IV challenges. Additional information is available in the individual branded drug profile pages.

Metformin hydrochloride has fifty-five patent family members in sixteen countries.

There are forty-three drug master file entries for metformin hydrochloride. Eighty-nine suppliers are listed for this compound. There are four tentative approvals for this compound.

Summary for metformin hydrochloride

International Patents:	55
US Patents:	10
Tradenames:	21
Applicants:	79
NDAs:	127
Drug Master File Entries:	43
Finished Product Suppliers / Packagers:	89
Raw Ingredient (Bulk) Api Vendors:	164
Clinical Trials:	2,583
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for metformin hydrochloride
What excipients (inactive ingredients) are in metformin hydrochloride?	metformin hydrochloride excipients list
DailyMed Link:	metformin hydrochloride at DailyMed

Recent Clinical Trials for metformin hydrochloride

Identify potential brand extensions & 505(b)(2) entrants

Sponsor	Phase
Arthritis Foundation	Phase 2
James Wang	Phase 1
United States Department of Defense	Phase 1

See all metformin hydrochloride clinical trials

Generic filers with tentative approvals for METFORMIN HYDROCHLORIDE

Applicant	Application No.	Strength	Dosage Form
		500MG	TABLET, EXTENDED RELEASE;ORAL
		1GM; EQ 100MG BASE	TABLET, EXTENDED RELEASE;ORAL
		1GM; EQ 50MG BASE	TABLET, 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.

Pharmacology for metformin hydrochloride

Drug Class

Biguanide

Medical Subject Heading (MeSH) Categories for metformin hydrochloride

Hypoglycemic Agents

Anatomical Therapeutic Chemical (ATC) Classes for metformin hydrochloride

A10BA	Biguanides
A10B	BLOOD GLUCOSE LOWERING DRUGS, EXCL. INSULINS
A10	DRUGS USED IN DIABETES
A	Alimentary tract and metabolism

Paragraph IV (Patent) Challenges for METFORMIN HYDROCHLORIDE

Tradename	Dosage	Ingredient	Strength	NDA	ANDAs Submitted	Submissiondate
RIOMET	Oral Solution	metformin hydrochloride	500 mg/5 mL	021591	1	2018-02-02
GLUMETZA	Extended-release Tablets	metformin hydrochloride	500 mg and 1000 mg	021748	1	2009-07-27
FORTAMET	Extended-release Tablets	metformin hydrochloride	500 mg and 1000 mg	021574	1	2008-10-14

US Patents and Regulatory Information for metformin hydrochloride

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Utopic Pharms	METFORMIN HYDROCHLORIDE	metformin hydrochloride	TABLET, EXTENDED RELEASE;ORAL	213394-002	Aug 3, 2021		DISCN	No	No
Laurus	METFORMIN HYDROCHLORIDE	metformin hydrochloride	TABLET;ORAL	209882-003	Aug 27, 2018	AB	RX	No	No
Norvium Bioscience	METFORMIN HYDROCHLORIDE	metformin hydrochloride	TABLET;ORAL	075976-002	Jan 24, 2002		DISCN	No	No

Expired US Patents for metformin hydrochloride

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Emd Serono Inc	GLUCOPHAGE XR	metformin hydrochloride	TABLET, EXTENDED RELEASE;ORAL	021202-004	Apr 11, 2003
Andrx Labs Llc	FORTAMET	metformin hydrochloride	TABLET, EXTENDED RELEASE;ORAL	021574-001	Apr 27, 2004
Andrx Labs Llc	FORTAMET	metformin hydrochloride	TABLET, EXTENDED RELEASE;ORAL	021574-001	Apr 27, 2004

International Patents for metformin hydrochloride

Country	Patent Number	Title	Estimated Expiration
World Intellectual Property Organization (WIPO)	03072025
Japan	2017524471	二重室の包装体
Russian Federation	2017106010

Supplementary Protection Certificates for metformin hydrochloride

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
1506211	42/2014	Austria		PRODUCT NAME: KOMBINATION VON DAPAGLIFLOZIN ODER EINES PHARMAZEUTISCH VERTRAEGLICHEN SALZES DAVON UND METFORMIN UND EINES PHARMAZEUTISCH VERTRAEGLICHEN SALZES DAVON; REGISTRATION NO/DATE: EU/1/13/900 (MITTEILUNG) 20140121
1506211	C300677	Netherlands		PRODUCT NAME: COMBINATIE VAN DAPAGLIFLOZINE OF EEN FARMACEUTISCH AANVAARDBAAR ZOUT DAARVAN EN METFORMINE OF EEN FARMACEITISCH AANVAARDBAAR ZOUT DAARVAN, ZOALS BESCHERMD DOOR HET BASISOCTROOI EP 1506211B1; REGISTRATION NO/DATE: EU/1/13/900 20140121
1261586	15/2012	Austria		PRODUCT NAME: KOMBINATIONSPRODUKT VON SAXAGLIPTIN UND METFORMIN UND PHARMAZEUTISCH VERTRAEGLICHE SALZE DAVON, BEINHALTEND DIE HYDROCHLORIDSALZE VON SAXAGLIPTIN UND METFORMIN; REGISTRATION NO/DATE: EU/1/11/731/001-EU/1/11/731/012 20111124