DERMAL FILM-FORMING LIQUID FORMULATIONS FOR DRUG RELEASE TO SKIN
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United States of America Patent
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Issued Date -
Mar 11, 2010
app pub date -
Dec 13, 2007
filing date -
Feb 15, 2007
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Abstract
The present invention is directed to liquid compositions containing chitosan, a chitosan derivative or a physiologically acceptable salt thereof, forming a dermal film after application onto the skin, useful for delivery of actives onto the skin surface and in the stratum corneum.
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