Last Updated: June 22, 2026

OXACILLIN Drug Patent Profile


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Which patents cover Oxacillin, and what generic alternatives are available?

Oxacillin is a drug marketed by Ani Pharms, Apothecon, Teva, Elkins Sinn, Eugia Pharma Speclts, Fresenius Kabi Usa, Hospira, Istituto Bio Ita Spa, Onesource Specialty, Piramal Critical, Sagent Pharms, Sandoz, Watson Labs Inc, and Wockhardt Bio Ag. and is included in twenty-three NDAs.

The generic ingredient in OXACILLIN is oxacillin sodium. There are thirty-eight drug master file entries for this compound. Six suppliers are listed for this compound. Additional details are available on the oxacillin sodium profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Oxacillin

A generic version of OXACILLIN was approved as oxacillin sodium by SAGENT PHARMS on March 30th, 2012.

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Summary for OXACILLIN
US Patents:0
Applicants:14
NDAs:23
Drug Prices: Drug price information for OXACILLIN
What excipients (inactive ingredients) are in OXACILLIN?OXACILLIN excipients list
DailyMed Link:OXACILLIN at DailyMed

US Patents and Regulatory Information for OXACILLIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Sandoz OXACILLIN SODIUM oxacillin sodium INJECTABLE;INJECTION 061490-006 May 9, 1991 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Onesource Specialty OXACILLIN SODIUM oxacillin sodium INJECTABLE;INJECTION 091486-002 Aug 25, 2014 AP RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Watson Labs Inc OXACILLIN SODIUM oxacillin sodium INJECTABLE;INJECTION 062856-002 Oct 26, 1988 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Watson Labs Inc OXACILLIN SODIUM oxacillin sodium INJECTABLE;INJECTION 062856-004 Oct 26, 1988 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Wockhardt Bio Ag OXACILLIN SODIUM oxacillin sodium INJECTABLE;INJECTION 207147-001 Jul 31, 2017 AP RX 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

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Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.