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Last Updated: December 7, 2021

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ZYVOX Drug Patent Profile


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

Zyvox is a drug marketed by Pfizer and is included in three NDAs. There are two patents protecting this drug and four Paragraph IV challenges.

This drug has seventy-nine patent family members in thirty-six countries.

The generic ingredient in ZYVOX is linezolid. There are twenty-two drug master file entries for this compound. Twenty-five suppliers are listed for this compound. Additional details are available on the linezolid profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Zyvox

A generic version of ZYVOX was approved as linezolid by TEVA PHARMS on June 27th, 2012.

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Paragraph IV (Patent) Challenges for ZYVOX
Tradename Dosage Ingredient NDA Submissiondate
ZYVOX SOLUTION;INTRAVENOUS linezolid 021131 2009-12-29
ZYVOX SOLUTION;INTRAVENOUS linezolid 021131 2009-09-01
ZYVOX FOR SUSPENSION;ORAL linezolid 021132 2009-08-03
ZYVOX TABLET;ORAL linezolid 021130 2005-12-21

US Patents and Regulatory Information for ZYVOX

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Pfizer ZYVOX linezolid FOR SUSPENSION;ORAL 021132-001 Apr 18, 2000 AB RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y ⤷  Try it Free
Pfizer ZYVOX linezolid TABLET;ORAL 021130-002 Apr 18, 2000 AB RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y ⤷  Try it Free
Pfizer ZYVOX linezolid SOLUTION;INTRAVENOUS 021131-003 Apr 18, 2000 AP RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y ⤷  Try it Free
Pfizer ZYVOX linezolid TABLET;ORAL 021130-002 Apr 18, 2000 AB RX Yes Yes ⤷  Try it Free ⤷  Try it Free Y ⤷  Try it Free
>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 ZYVOX

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Pfizer ZYVOX linezolid TABLET;ORAL 021130-002 Apr 18, 2000 ⤷  Try it Free ⤷  Try it Free
Pfizer ZYVOX linezolid FOR SUSPENSION;ORAL 021132-001 Apr 18, 2000 ⤷  Try it Free ⤷  Try it Free
Pfizer ZYVOX linezolid SOLUTION;INTRAVENOUS 021131-002 Apr 18, 2000 ⤷  Try it Free ⤷  Try it Free
Pfizer ZYVOX linezolid TABLET;ORAL 021130-002 Apr 18, 2000 ⤷  Try it Free ⤷  Try it Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

Supplementary Protection Certificates for ZYVOX

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0717738 02C0005 France ⤷  Try it Free PRODUCT NAME: LINEZOLIDE; NAT. REGISTRATION NO/DATE: NL 26 660 20010831; FIRST REGISTRATION: GB - PL 00 32/0261 20010105
0717738 CA 2002 00004 Denmark ⤷  Try it Free
0717738 SPC/GB01/025 United Kingdom ⤷  Try it Free PRODUCT NAME: LINEZOLID; REGISTERED: UK PL 00032/0259 20010105; UK PL 00032/0260 20010105; UK PL 00032/0261 20010105; UK PL 00032/0262 20010105
0717738 12/2002 Austria ⤷  Try it Free PRODUCT NAME: LINEZOLID; NAT. REGISTRATION NO/DATE: 1-24227 - 1-24230 20011009; FIRST REGISTRATION: GB PL 00032/0259 - PL 00032/0262 20010105
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

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Serving leading biopharmaceutical companies globally:

Moodys
Harvard Business School
AstraZeneca
Merck
Johnson and Johnson
Mallinckrodt