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Last Updated: September 30, 2020

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Details for Patent: 8,133,883

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Summary for Patent: 8,133,883
Title:Compositions containing piperacillin and tazobactam useful for injection
Abstract: An aminocarboxylic acid chelating agent, preferably EDTA, or a salt thereof has been found to be useful for inhibiting particulate formation in piperacillin/tazobactam parenteral combinations. The composition may also contain a buffer, preferably citrate, and optionally an aminoglycoside. The product may be in the form of a frozen composition that can be thawed for use. The product may also be in the form of a cryodesiccated powder that can be reconstituted by addition of an aqueous vehicle to reform a solution.
Inventor(s): Cohen; Jonathan M. (Monroe, NY), Shah; Syed M (East Hanover, NJ), Ofslager; Christian L. (Newburgh, NY), Fawzi; Mahdi B. (Morristown, NJ)
Assignee: Pfizer Inc. (New York, NY)
Application Number:13/033,861
Patent Claim Types:
see list of patent claims
Use; Composition; Dosage form; Formulation;

Drugs Protected by US Patent 8,133,883

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Wyeth Pharms ZOSYN piperacillin sodium; tazobactam sodium INJECTABLE;INJECTION 050684-001 Oct 22, 1993 AP RX Yes Yes   Start Trial   Start Trial Y METHOD OF TREATING BACTERIAL INFECTIONS   Start Trial
Wyeth Pharms ZOSYN piperacillin sodium; tazobactam sodium INJECTABLE;INJECTION 050684-002 Oct 22, 1993 AP RX Yes Yes   Start Trial   Start Trial Y METHOD OF TREATING BACTERIAL INFECTIONS   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 METHOD OF TREATING BACTERIAL INFECTIONS   Start Trial
Wyeth Pharms ZOSYN piperacillin sodium; tazobactam sodium INJECTABLE;INJECTION 050684-004 Oct 22, 1993 AP RX Yes Yes   Start Trial   Start Trial Y METHOD OF TREATING BACTERIAL INFECTIONS   Start Trial
Wyeth Pharms ZOSYN IN PLASTIC CONTAINER piperacillin sodium; tazobactam sodium INJECTABLE;INJECTION 050750-003 Feb 24, 1998 RX Yes Yes   Start Trial   Start Trial Y METHOD OF TREATING BACTERIAL INFECTIONS   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 METHOD OF TREATING BACTERIAL INFECTIONS   Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent 8,133,883

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 043863   Start Trial
Austria 381947   Start Trial
Australia 2004229407   Start Trial
Brazil PI0409450   Start Trial
Canada 2464258   Start Trial
Switzerland 695185   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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