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Controlled release of metal cation-stabilized interferon

  • US 6,379,701 B1
  • Filed: 09/18/2000
  • Issued: 04/30/2002
  • Est. Priority Date: 07/25/1994
  • Status: Expired due to Fees
First Claim
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1. A composition for the controlled release of interferon from a polymeric matrix, comprising:

  • a) a biocompatible polymer; and

    b) particles of metal cation-complexed interferon, with a metal cation-to-interferon molar ratio between about 1;

    1 and 10;

    1, wherein said particles are dispersed within the biocompatible polymer.

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