Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Michael S. Williams0
Deniz Hay0
Date of Patent
November 23, 2021
0Patent Application Number
172005950
Date Filed
March 12, 2021
0Patent Primary Examiner
Patent abstract
A particulate plug for removing a preservative from a solution, suspension, or emulsion comprising a drug is presented. The plug comprises microparticles of a hydrophobic polymer/fatty acid blend. The microparticles of hydrophobic polymer/fatty acid blend selectively absorb preservative allowing the drug to remain in solution for delivery.
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