Bioadhesive Rate-Controlled Oral Dosage Formulations
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United States of America Patent
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Issued Date -
Oct 23, 2008
app pub date -
Aug 29, 2005
filing date -
Dec 9, 2003
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Abstract
The present invention relates to a bioadhesive drug delivery system (BIOadhesive Rate controlled Oral Dosage (BIOROD) formulation) in which a drug containing core either alone or coated with a rate controlling membrane system is enveloped on its circumference by a bioadhesive coating, thereby yielding a monolithic system that allows for drug release in a regulated manner. Also described herein are polymers with improved bioadhesive properties and methods for improving bioadhesion of polymers.
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