Controlled release dosage forms
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United States of America Patent
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Dec 4, 2012
Grant Date -
Jun 4, 2009
app pub date -
Dec 5, 2008
filing date -
Feb 21, 2002
priority date (Note) -
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Abstract
The invention provides stable controlled release monolithic coating compositions for use in coating pharmaceutical oral dosage forms comprising a polyglycol having a melting point greater than 55° C. and an aqueous dispersion of a neutral ester copolymer lacking functional groups.
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