You are 3 steps away
from making better decisions

Serving leading biopharmaceutical companies globally:

McKinsey
Moodys
McKesson
Express Scripts
Baxter
Dow

Last Updated: July 6, 2020

DrugPatentWatch Database Preview

ZOSYN Drug Profile


Email this page to a colleague

» See Plans and Pricing

« Back to Dashboard

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

Zosyn is a drug marketed by Wyeth Pharms and is included in two NDAs. There are three patents protecting this drug and two Paragraph IV challenges.

This drug has forty-one patent family members in thirty-four countries.

The generic ingredient in ZOSYN is piperacillin sodium; tazobactam sodium. There are sixteen drug master file entries for this compound. Sixteen suppliers are listed for this compound. Additional details are available on the piperacillin sodium; tazobactam sodium profile page.

US ANDA Litigation and Generic Entry Outlook for Zosyn

There are two Paragraph IV patent challenges for this drug. This may lead to patent invalidation or a license for generic production.

Indicators of Generic Entry

< Available with Subscription >

  Start Trial

Paragraph IV (Patent) Challenges for ZOSYN
Tradename Dosage Ingredient NDA Submissiondate
ZOSYN INJECTABLE;INJECTION piperacillin sodium; tazobactam sodium 050684 2011-12-06

US Patents and Regulatory Information for ZOSYN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Wyeth Pharms ZOSYN piperacillin sodium; tazobactam sodium INJECTABLE;INJECTION 050684-001 Oct 22, 1993 AP RX Yes Yes   Start Trial   Start Trial Y   Start Trial
Wyeth Pharms ZOSYN IN PLASTIC CONTAINER piperacillin sodium; tazobactam sodium INJECTABLE;INJECTION 050750-001 Feb 24, 1998 RX Yes Yes   Start Trial   Start Trial Y   Start Trial
Wyeth Pharms ZOSYN piperacillin sodium; tazobactam sodium INJECTABLE;INJECTION 050684-003 Oct 22, 1993 AP RX Yes Yes   Start Trial   Start Trial Y   Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Make Better Decisions: Try a trial or see plans & pricing

Serving leading biopharmaceutical companies globally:

McKinsey
Moodys
McKesson
Express Scripts
Baxter
Dow

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. 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.