Drug delivery systems based on hyaluronans derivatives thereof and their salts and methods of producing same
AssigneeBiomatrix, Inc.
InventorsEndre A. Balazs, Adolf Leshchiner, Nancy E. Larsen
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Abstract
Disclosed are drug delivery systems based on a polymeric component which is soluble or insoluble (cross-linked) hyaluronan or hyaluronan copolymerized with another hydrophilic polymer or hylan and one or more substances having biological or pharmacological activity and methods of preparing same.
Claims41
A drug delivery system comprising a polymeric component which is an insoluble hyaluronan or a soluble hylan and a selected amount of at least one substance having biological or pharmacological activity and which is controllably releasable from said system so as to effect delivery of a therapeutically effective amount of said substance to a desired site.
Dependencies are inferred from the claim text.