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Method for coating skin piercing microprojections

  • US 20040265365A1
  • Filed: 06/29/2004
  • Published: 12/30/2004
  • Est. Priority Date: 06/30/2003
  • Status: Abandoned Application
First Claim
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1. A transdermal delivery device for delivering a biologically active agent comprising at least one stratum corneum-piercing microprojection, wherein said microprojection has a first portion with a hydrophobic coating and a second portion with a hydrophilic coating comprising said biologically active agent.

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