Preservative removal from eye drops
AssigneeTearclear Corp.
InventorsMichael S. WILLIAMS, Deniz HAY
Life of this patent
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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.
Claims29
A particulate plug for removing a preservative from a solution, suspension, or emulsion comprising a drug, the particulate plug comprising microparticles of a hydrophobic polymer/fatty acid blend, wherein the microparticles form a particulate plug capable of being fitted to an outlet of a container for the solution, emulsion, or suspension, wherein the particulate plug rapidly and selectively removes a preservative from the solution, emulsion, or suspension, wherein the drug is lifitegrast.
A particulate plug for removing a preservative from a solution, suspension, or emulsion comprising a drug, the particulate plug comprising microparticles of a fatty acid, wherein the microparticles form a particulate plug capable of being fitted an outlet of a container for the solution, emulsion, or suspension, wherein the particulate plug rapidly and selectively removes a preservative from the solution, emulsion, or suspension.
Dependencies are inferred from the claim text.