SUSTAINED RELEASE FORMULATION
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United States of America Patent
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Issued Date -
Nov 17, 2016
app pub date -
Jan 30, 2015
filing date -
Jan 31, 2014
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Abstract
The present invention is a sustained release formulation which is capable of controlling dissolution of a drug and of enduring peristaltic movement of the gastrointestinal tract. Specifically, the present invention is: a solid dosage form comprising a drug, croscarmellose sodium, an alkali metal salt or an alkoxide, and an alkali agent, wherein the alkali metal salt is a sodium salt or a potassium salt, and the alkali agent is a magnesium oxide; or a solid dosage form comprising a drug, croscarmellose sodium, an alkali metal salt or an alkoxide, and a water soluble polymer or a hydrophobic base, wherein the alkali metal salt is a sodium salt or a potassium salt.
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