Bioadhesive Compositions of Local Anaesthetics
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United States of America Patent
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Issued Date -
Mar 28, 2013
app pub date -
Mar 31, 2011
filing date -
Apr 1, 2010
priority date (Note) -
Abandoned
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Abstract
The present invention relates to a gelling bioadhesive pharmaceutical composition comprising one or more local anaesthetics in base form and which is suitable for topical administration. The compositions have anisotropic organic phase behaviour that admits swelling at administration site with excess water.
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