Apparatus and method for enhancing transdermal drug delivery
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United States of America Patent
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Issued Date -
Apr 28, 2005
app pub date -
Oct 21, 2004
filing date -
Oct 24, 2003
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An apparatus for transdermally delivering a biologically active agent comprising (i) a gel pack containing a hydrogel formulation and (ii) a microprojection member having top and bottom surfaces, a plurality of openings that extend through the microprojection member and a plurality of stratum corneum-piercing microprotrusions that project from said bottom surface of the microprojection member, the microprojection member being adapted to receive the gel pack whereby the hydrogel formulation flows through the microprojection member openings. Preferably, the hydrogel formulation comprises a water-based hydrogel.
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