Sustained release solid dosage preparations
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United States of America Patent
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Aug 25, 2015
Grant Date -
Jan 8, 2015
app pub date -
Jul 5, 2013
filing date -
Jul 5, 2013
priority date (Note) -
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Abstract
A sustained release solid dosage preparation is provided comprising an active ingredient admixed with an excipient. At least part of the excipient consists of glucomannan microparticles having an average particle size less than 50 μm. The glucomannan microparticles forms, when absorbing water, a hydrogel matrix for the active ingredient capable releasing the active ingredient almost entirely up about 6 hours.
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