CREXONT Drug Patent Profile

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When do Crexont patents expire, and when can generic versions of Crexont launch?

Crexont is a drug marketed by Impax and is included in one NDA. There are ten patents protecting this drug.

This drug has thirty-two patent family members in thirteen countries.

The generic ingredient in CREXONT is carbidopa; levodopa. There are eighteen drug master file entries for this compound. Thirty-five suppliers are listed for this compound. Additional details are available on the carbidopa; levodopa profile page.

DrugPatentWatch^® Litigation and Generic Entry Outlook for Crexont

A generic version of CREXONT was approved as carbidopa; levodopa by DR REDDYS LABS SA on August 28^th, 1992.

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Summary for CREXONT

International Patents:	32
US Patents:	10
Applicants:	1
NDAs:	1
Finished Product Suppliers / Packagers:	1
What excipients (inactive ingredients) are in CREXONT?	CREXONT excipients list
DailyMed Link:	CREXONT at DailyMed

Drug patent expirations by year for CREXONT

Pharmacology for CREXONT

Drug Class	Aromatic Amino Acid

US Patents and Regulatory Information for CREXONT

CREXONT is protected by ten US patents and one FDA Regulatory Exclusivity.

Patents protecting CREXONT

Muco-adhesive, controlled release formulations of levodopa and/or esters of levodopa and uses thereof
Patent Number: ⤷ Sign Up
Patent Expiration: ⤷ Sign Up
Patented Use: TREATMENT OF PARKINSON'S DISEASE

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Patent Expiration: ⤷ Sign Up
Patented Use: TREATMENT OF PARKINSON'S DISEASE

Muco-adhesive, controlled release formulations of levodopa and/or esters of levodopa and uses thereof
Patent Number: ⤷ Sign Up
Patent Expiration: ⤷ Sign Up

Patent Number: ⤷ Sign Up
Patent Expiration: ⤷ Sign Up

Patent Number: ⤷ Sign Up
Patent Expiration: ⤷ Sign Up
Patented Use: TREATMENT OF PARKINSON'S DISEASE

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FDA Regulatory Exclusivity protecting CREXONT

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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
Impax	CREXONT	carbidopa; levodopa	CAPSULE, EXTENDED RELEASE;ORAL	217186-004	Aug 7, 2024		RX	Yes	Yes	⤷ Sign Up	⤷ Sign Up	Y			⤷ Sign Up
Impax	CREXONT	carbidopa; levodopa	CAPSULE, EXTENDED RELEASE;ORAL	217186-003	Aug 7, 2024		RX	Yes	No	⤷ Sign Up	⤷ Sign Up	Y			⤷ Sign Up
Impax	CREXONT	carbidopa; levodopa	CAPSULE, EXTENDED RELEASE;ORAL	217186-003	Aug 7, 2024		RX	Yes	No	⤷ Sign Up	⤷ Sign Up	Y			⤷ Sign Up
Impax	CREXONT	carbidopa; levodopa	CAPSULE, EXTENDED RELEASE;ORAL	217186-003	Aug 7, 2024		RX	Yes	No	⤷ Sign Up	⤷ Sign Up				⤷ Sign Up
Impax	CREXONT	carbidopa; levodopa	CAPSULE, EXTENDED RELEASE;ORAL	217186-003	Aug 7, 2024		RX	Yes	No	⤷ Sign Up	⤷ Sign Up	Y			⤷ Sign Up
Impax	CREXONT	carbidopa; levodopa	CAPSULE, EXTENDED RELEASE;ORAL	217186-001	Aug 7, 2024		RX	Yes	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

International Patents for CREXONT

See the table below for patents covering CREXONT around the world.

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Country	Patent Number	Title	Estimated Expiration
China	116801869	左旋多巴给药方案 (Levodopa dosing regimen)	⤷ Sign Up
Japan	2019094353	レボドパ及び／又はレボドパのエステルの粘膜付着性制御放出配合物、並びにその使用 (MUCOADHESIVE CONTROLLED RELEASE FORMULATIONS OF LEVODOPA AND/OR ESTERS OF LEVODOPA, AND USES THEREOF)	⤷ Sign Up
Japan	2024501235	レボドパ投薬レジメン	⤷ Sign Up
European Patent Office	3782614	FORMULATIONS MUCOADHÉSIVES À LIBÉRATION CONTRÔLÉE DE LÉVODOPA ET/OU D'ESTERS DE LÉVODOPA ET LEURS UTILISATIONS (MUCO-ADHESIVE, CONTROLLED RELEASE FORMULATIONS OF LEVODOPA AND/OR ESTERS OF LEVODOPA AND USES THEREOF)	⤷ Sign Up
Poland	3054929		⤷ Sign Up
Canada	3196650	SCHEMA POSOLOGIQUE DE LEVODOPA (LEVODOPA DOSING REGIMEN)	⤷ Sign Up
>Country	>Patent Number	>Title	>Estimated Expiration