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Last Updated: April 23, 2024

Carbamazepine - Generic Drug Details

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

Carbamazepine is the generic ingredient in eight branded drugs marketed by Apotex Inc, Nostrum Labs Inc, Taro, Teva Pharms, Takeda Pharms Usa, Validus Pharms, Lundbeck Pharms Llc, Chartwell Rx, Novitium Pharma, Novartis, Jubilant Cadista, Taro Pharm Inds, Torrent Pharms, Teva, Ajanta Pharma Ltd, Amneal Pharms, Anbison Lab, Cspc Ouyi, Riconpharma Llc, Sciecure Pharma Inc, Umedica, Unique Pharm, Zhejiang Jiuzhou, Zydus Pharms, Actavis Elizabeth, Bionpharma, Inwood Labs, Pliva, Rk Pharma, Unichem, Usl Pharma, and Warner Chilcott, and is included in forty-four NDAs. There are eight patents protecting this compound and four Paragraph IV challenges. Additional information is available in the individual branded drug profile pages.

Carbamazepine has seventy-eight patent family members in twenty-one countries.

There are twenty-seven drug master file entries for carbamazepine. Forty-six suppliers are listed for this compound. There is one tentative approval for this compound.

Summary for carbamazepine

International Patents:	78
US Patents:	8
Tradenames:	8
Applicants:	32
NDAs:	44
Drug Master File Entries:	27
Finished Product Suppliers / Packagers:	46
Raw Ingredient (Bulk) Api Vendors:	164
Clinical Trials:	176
Patent Applications:	6,998
Formulation / Manufacturing:	see details
Drug Prices:	Drug price trends for carbamazepine
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for carbamazepine
What excipients (inactive ingredients) are in carbamazepine?	carbamazepine excipients list
DailyMed Link:	carbamazepine at DailyMed

See drug prices for carbamazepine

Drug Sales Revenue Trends for carbamazepine

See drug sales revenues for carbamazepine

Recent Clinical Trials for carbamazepine

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

Sponsor	Phase
Aligos Therapeutics	Phase 1
Dr Cipto Mangunkusumo General Hospital	Phase 4
Kathmandu University	Phase 4

See all carbamazepine clinical trials

Generic filers with tentative approvals for CARBAMAZEPINE

Applicant	Application No.	Strength	Dosage Form
⤷ Try a Trial	⤷ Try a Trial	300MG	CAPSULE, EXTENDED RELEASE; ORAL
⤷ Try a Trial	⤷ Try a Trial	200MG	CAPSULE, EXTENDED RELEASE; ORAL
⤷ Try a Trial	⤷ Try a Trial	100MG	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.

Pharmacology for carbamazepine

Drug Class	Mood Stabilizer
Mechanism of Action	Cytochrome P450 1A2 Inducers Cytochrome P450 2B6 Inducers Cytochrome P450 2C19 Inducers Cytochrome P450 2C9 Inducers Cytochrome P450 3A4 Inducers
Physiological Effect	Decreased Central Nervous System Disorganized Electrical Activity

Medical Subject Heading (MeSH) Categories for carbamazepine

Analgesics, Non-Narcotic
Anticonvulsants
Antimanic Agents
Cytochrome P-450 CYP3A Inducers

Anatomical Therapeutic Chemical (ATC) Classes for carbamazepine

N03AF	Carboxamide derivatives
N03A	ANTIEPILEPTICS
N03	ANTIEPILEPTICS
N	Nervous system

Paragraph IV (Patent) Challenges for CARBAMAZEPINE

Tradename	Dosage	Ingredient	Strength	NDA	ANDAs Submitted	Submissiondate
EQUETRO	Extended-release Capsules	carbamazepine	100 mg	021710	1	2014-05-23
EQUETRO	Extended-release Capsules	carbamazepine	200 mg and 300 mg	021710	1	2007-08-21
CARBATROL	Extended-release Capsules	carbamazepine	100 mg and 200 mg	020712	1	2006-02-02
TEGRETOL-XR	Extended-release Tablets	carbamazepine	100 mg	020234	1	2005-12-30

US Patents and Regulatory Information for carbamazepine

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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
Taro	CARBAMAZEPINE	carbamazepine	SUSPENSION;ORAL	075875-001	Dec 21, 2000		DISCN	No	No	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
Teva Pharms	CARBAMAZEPINE	carbamazepine	CAPSULE, EXTENDED RELEASE;ORAL	078592-001	Sep 20, 2012	AB	RX	No	No	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
Torrent Pharms	CARBAMAZEPINE	carbamazepine	TABLET, CHEWABLE;ORAL	075712-001	Jul 5, 2001	AB	RX	No	No	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
Zhejiang Jiuzhou	CARBAMAZEPINE	carbamazepine	TABLET, EXTENDED RELEASE;ORAL	215591-003	Mar 31, 2022	AB	RX	No	No	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
Jubilant Cadista	CARBAMAZEPINE	carbamazepine	TABLET, CHEWABLE;ORAL	071940-001	Feb 1, 1988		DISCN	No	No	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
Takeda Pharms Usa	CARBATROL	carbamazepine	CAPSULE, EXTENDED RELEASE;ORAL	020712-001	Sep 30, 1997	AB	RX	Yes	No	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
>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 carbamazepine

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Novartis	TEGRETOL	carbamazepine	TABLET;ORAL	016608-001	Approved Prior to Jan 1, 1982	⤷ Try a Trial	⤷ Try a Trial
Validus Pharms	EQUETRO	carbamazepine	CAPSULE, EXTENDED RELEASE;ORAL	021710-001	Dec 10, 2004	⤷ Try a Trial	⤷ Try a Trial
Takeda Pharms Usa	CARBATROL	carbamazepine	CAPSULE, EXTENDED RELEASE;ORAL	020712-002	Sep 30, 1997	⤷ Try a Trial	⤷ Try a Trial
Takeda Pharms Usa	CARBATROL	carbamazepine	CAPSULE, EXTENDED RELEASE;ORAL	020712-001	Sep 30, 1997	⤷ Try a Trial	⤷ Try a Trial
Novartis	TEGRETOL	carbamazepine	SUSPENSION;ORAL	018927-001	Dec 18, 1987	⤷ Try a Trial	⤷ Try a Trial
Takeda Pharms Usa	CARBATROL	carbamazepine	CAPSULE, EXTENDED RELEASE;ORAL	020712-001	Sep 30, 1997	⤷ Try a Trial	⤷ Try a Trial
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>Patent No.	>Patent Expiration

International Patents for carbamazepine

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Country	Patent Number	Title	Estimated Expiration
South Africa	200803332	NOVEL PARENTERAL CARBAMAZEPINE FORMULATION	⤷ Try a Trial
Russian Federation	2012112839	НОВАЯ ПАРЕНТЕРАЛЬНАЯ КОМПОЗИЦИЯ КАРБАМАЗЕПИНА	⤷ Try a Trial
Japan	6039721		⤷ Try a Trial
Japan	5794966		⤷ Try a Trial
Mexico	2008004287	FORMULACION DE CARBAMAZEPINA PARENTERAL NOVEDOSA. (NOVEL PARENTERAL CARBAMAZEPINE FORMULATION.)	⤷ Try a Trial
Russian Federation	2008117161	НОВАЯ ПАРЕНТЕРАЛЬНАЯ КОМПОЗИЦИЯ КАРБАМАЗЕПИНА	⤷ Try a Trial
>Country	>Patent Number	>Title	>Estimated Expiration

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