Compositions and method of controlling transdermal penetration of topical and systemic agents
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United States of America Patent
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Sep 8, 1987
Grant Date -
N/A
app pub date -
Mar 18, 1985
filing date -
Mar 18, 1985
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Compositions and methods useful for improved and controlled transdermal and transmembrane drug delivery of topical and systemic agents. The compositions and methods comprise a pharmacologically active drug together with a non-toxic pharmaceutically acceptable ion exchange resin, and a salt in a gel-forming vehicle and topically administering to human or animal skin or other membranes the resulting compositions. If desired, a penetration enhancer may also be employed in the compositions of this invention.
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