SUSTAINED RELEASE TABLET COMPRISING PREGABALIN THROUGH TWO-PHASE RELEASE-CONTROLLING SYSTEM
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United States of America Patent
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Issued Date -
Jun 12, 2014
app pub date -
Jul 20, 2012
filing date -
Jul 26, 2011
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Abstract
Provided is a sustained release tablet having two-phase release-controlling system, which consists of a first release-controlling phase comprising pregabalin or its salt and hydroxypropyl methylcellulose; and a second release-controlling phase comprising polyethylene oxide as a swelling polymer, the first release-controlling phase being homogeneously dispersed in the second release-controlling phase.
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