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Transdermal drug delivery device and method for its manufacture

  • US 5,505,958 A
  • Filed: 10/31/1994
  • Issued: 04/09/1996
  • Est. Priority Date: 10/31/1994
  • Status: Expired due to Fees
First Claim
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1. A transdermal drug delivery device which comprises:

  • a) a drug-storing matrix of flexible cellular structure fabricated from a flexible cellular thermoplastic resin workpiece;

    b) at least one drug stored in the drug-storing matrix; and

    ,c) at least one drug delivery device-securing component adjacent the drug-storing matrix for securing the drug delivery device to a surface of unbroken skin, the drug delivery device-securing component possessing a flexible component of collapsed cellular structure resistant to penetration of drug from the drug-storing matrix and fabricated from the same thermoplastic resin workpiece as the drug-storing matrix, the drug delivery device-securing component together with the drug-storing matrix constituting a seamless unitary whole.

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