PROPRANOLOL FORMULATIONS
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United States of America Patent
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app pub date -
Jun 2, 2009
filing date -
Nov 5, 2004
priority date (Note) -
Abandoned
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Abstract
Controlled-release propranolol formulations comprise a core comprising a pharmaceutically acceptable propranolol salt and an inert core; and a coating disposed on the core, the coating comprising about 70:30 to about 85:15 of ethylcellulose:polyvinylpyrrolidone or about 60:40 to about 75:25 of ethylcellulose:hydroxypropylmethylcellulose.
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