Last Updated: June 22, 2026

POLYMYXIN Drug Patent Profile


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DrugPatentWatch® Litigation and Generic Entry Outlook for Polymyxin

A generic version of POLYMYXIN was approved as polymyxin b sulfate by FRESENIUS KABI USA on January 10th, 2008.

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US Patents and Regulatory Information for POLYMYXIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Eugia Pharma POLYMYXIN B SULFATE polymyxin b sulfate INJECTABLE;INJECTION 206589-001 Apr 4, 2016 AP RX No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Xellia Pharms Aps POLYMYXIN B SULFATE polymyxin b sulfate INJECTABLE;INJECTION 202766-001 Jan 15, 2014 AP RX No Yes ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Hikma POLYMYXIN B SULFATE polymyxin b sulfate INJECTABLE;INJECTION 060716-001 Approved Prior to Jan 1, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Paddock Llc POLYMYXIN B SULFATE polymyxin b sulfate POWDER;FOR RX COMPOUNDING 062455-001 Jul 27, 1983 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Fresenius Kabi Usa POLYMYXIN B SULFATE polymyxin b sulfate INJECTABLE;INJECTION 065372-001 Jan 10, 2008 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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