Lamotrigine - Generic Drug Details

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What are the generic drug sources for lamotrigine and what is the scope of patent protection?

Lamotrigine is the generic ingredient in five branded drugs marketed by Glaxosmithkline Llc, Actavis Elizabeth, Alembic, Amneal Pharms, Dr Reddys Labs Ltd, Endo Operations, Rubicon, Torrent, Wockhardt Bio Ag, Yiling, Zydus Pharms, Aurobindo Pharma, Glenmark Pharms Ltd, Jubilant Generics, Norvium Bioscience, Sandoz, Taro, Teva, Watson Labs, Zydus Pharms Usa Inc, Ajanta Pharma Ltd, Amring Pharms, Impax Labs Inc, Sciegen Pharms Inc, Actavis Totowa, Alembic Pharms Ltd, Alkem Labs Ltd, Chartwell Molecular, Granules, Hikma Pharms, Ipca Labs, Jubilant Cadista, Lupin Ltd, Natco Pharma, Rising, Roxane, Taro Pharm Inds, Torrent Pharms, Unichem Labs Ltd, Zennova, and Zydus Pharms Usa, and is included in fifty-five NDAs. There is one patent protecting this compound and two Paragraph IV challenges. Additional information is available in the individual branded drug profile pages.

Lamotrigine has forty-four patent family members in thirty countries.

There are thirty-two drug master file entries for lamotrigine. Fifty-three suppliers are listed for this compound. There are three tentative approvals for this compound.

Summary for lamotrigine

International Patents:	44
US Patents:	1
Tradenames:	5
Applicants:	41
NDAs:	55
Drug Master File Entries:	32
Finished Product Suppliers / Packagers:	53
Raw Ingredient (Bulk) Api Vendors:	150
Clinical Trials:	210
Patent Applications:	6,918
Drug Prices:	Drug price trends for lamotrigine
Drug Sales Revenues:	Drug sales revenues for lamotrigine
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for lamotrigine
What excipients (inactive ingredients) are in lamotrigine?	lamotrigine excipients list
DailyMed Link:	lamotrigine at DailyMed

See drug prices for lamotrigine

Drug Sales Revenue Trends for lamotrigine

See drug sales revenues for lamotrigine

Recent Clinical Trials for lamotrigine

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

Sponsor	Phase
Mental Health Services in the Capital Region, Denmark	Phase 4
Dr. Inge Winter	Phase 4
Westfälische Wilhelms-Universität Münster	Phase 4

See all lamotrigine clinical trials

Generic filers with tentative approvals for LAMOTRIGINE

Applicant	Application No.	Strength	Dosage Form
⤷ Sign Up	⤷ Sign Up	200MG	TABLET;ORAL
⤷ Sign Up	⤷ Sign Up	150MG	TABLET;ORAL
⤷ Sign Up	⤷ Sign Up	100MG	TABLET;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 lamotrigine

Drug Class	Anti-epileptic Agent Mood Stabilizer
Mechanism of Action	Dihydrofolate Reductase Inhibitors Organic Cation Transporter 2 Inhibitors
Physiological Effect	Decreased Central Nervous System Disorganized Electrical Activity

Anatomical Therapeutic Chemical (ATC) Classes for lamotrigine

N03AX	Other antiepileptics
N03A	ANTIEPILEPTICS
N03	ANTIEPILEPTICS
N	Nervous system

Paragraph IV (Patent) Challenges for LAMOTRIGINE

Tradename	Dosage	Ingredient	Strength	NDA	ANDAs Submitted	Submissiondate
LAMICTAL XR	Extended-release Tablets	lamotrigine	25 mg, 50 mg, 100 mg, 200 mg, 250 mg, and 300 mg	022115	1	2014-02-12
LAMICTAL ODT	Orally Disintegrating Tablets	lamotrigine	25 mg, 50 mg, 100 mg, and 200 mg	022251	1	2009-12-21

US Patents and Regulatory Information for lamotrigine

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Glossary

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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
Natco Pharma	LAMOTRIGINE	lamotrigine	TABLET;ORAL	077428-003	Jan 27, 2009		DISCN	No	No	⤷ Sign Up	⤷ Sign Up				⤷ Sign Up
Endo Operations	LAMOTRIGINE	lamotrigine	TABLET, ORALLY DISINTEGRATING;ORAL	204158-004	Oct 27, 2015	AB	RX	No	No	⤷ Sign Up	⤷ Sign Up				⤷ Sign Up
Zydus Pharms Usa	LAMOTRIGINE	lamotrigine	TABLET;ORAL	077633-001	Jan 27, 2009	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

Expired US Patents for lamotrigine

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Glaxosmithkline Llc	LAMICTAL	lamotrigine	TABLET;ORAL	020241-006	Dec 27, 1994	⤷ Sign Up	⤷ Sign Up
Glaxosmithkline Llc	LAMICTAL CD	lamotrigine	TABLET, FOR SUSPENSION;ORAL	020764-003	Aug 24, 1998	⤷ Sign Up	⤷ Sign Up
Glaxosmithkline Llc	LAMICTAL CD	lamotrigine	TABLET, FOR SUSPENSION;ORAL	020764-002	Aug 24, 1998	⤷ Sign Up	⤷ Sign Up
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>Patent No.	>Patent Expiration

International Patents for lamotrigine

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Country	Patent Number	Title	Estimated Expiration
Israel	166424	SUSTAINED RELEASE FORMULATIONS COMPRISING LAMOTRIGINE AND AN OUTER COATING WITH ONE OR MORE ORIFICES	⤷ Sign Up
Japan	2005538113		⤷ Sign Up
Malaysia	141049	SUSTAINED RELEASE FORMULATIONS COMPRISING LAMOTRIGINE	⤷ Sign Up
>Country	>Patent Number	>Title	>Estimated Expiration

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