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Composition and methods for transdermal delivery of acid labile drugs

  • US 6,024,974 A
  • Filed: 05/27/1997
  • Issued: 02/15/2000
  • Est. Priority Date: 01/06/1995
  • Status: Expired due to Term
First Claim
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1. A transdermal composition substantially free of weak organic acids, of lower alkanols and of gestodene, the composition comprising (a) a therapeutically effective amount of a pharmacologically active drug subject to acid catalyzed degradation;

  • (b) a pharmaceutically acceptable carrier; and

    (c) a penetration enhancing amount of a functional derivative of a fatty acid, wherein said derivative is selected from the group consisting of amides, alcohols, and polyols.

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