DELIVERY OF DRUGS TO MUCOSAL SURFACES
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United States of America Patent
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app pub date -
Nov 21, 2006
filing date -
Apr 18, 1997
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Abandoned
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Abstract
Liquid pharmaceutical compositions for administration to a mucosal surface, including fentanyl and a pectin with a low degree of esterification are described. Such compositions gel, or can be adapted to gel, at the site of application in the absence of an extraneous source of divalent metal ions.
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