Last Updated: September 28, 2026

CHYMEX Drug Patent Profile

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When do Chymex patents expire, and what generic alternatives are available?

Chymex is a drug marketed by Savage Labs and is included in one NDA.

The generic ingredient in CHYMEX is bentiromide. Additional details are available on the bentiromide profile page.

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Summary for CHYMEX

US Patents:	0
Applicants:	1
NDAs:	1

US Patents and Regulatory Information for CHYMEX

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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
Savage Labs	CHYMEX	bentiromide	SOLUTION;ORAL	018366-001	Dec 29, 1983		DISCN	No	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

International Patents for CHYMEX

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

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Country	Patent Number	Title	Estimated Expiration
Belgium	775377		⤷ Start Trial
Canada	1014551	SYNTHETIC POLYPEPTIDES	⤷ Start Trial
Germany	2156835		⤷ Start Trial
France	2115246		⤷ Start Trial
United Kingdom	1380904		⤷ Start Trial
Japan	S5323824		⤷ Start Trial
Netherlands	173053		⤷ Start Trial
>Country	>Patent Number	>Title	>Estimated Expiration

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