COLON-TARGETED COMPOSITION OF BIOLOGICAL ACTIVE COMPONENT AND APPLICATION THEREOF
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United States of America Patent
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Sep 12, 2019
app pub date -
Nov 9, 2017
filing date -
Nov 11, 2016
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Abstract
A colon-targeted composition of a biological active component is disclosed, as well as formulations and preparation methods thereof. The colon-targeted composition of a biological active component includes in weight percentage: 10-99% hydroxypropyl methylcellulose, 1-60% biological active component and 0-80% auxiliary material, wherein the viscosity of hydroxypropyl methylcellulose is greater than 1,000 mPa·s. The colon-targeted composition of a biological active component has an improved colon-targeted effect and improves the bioavailability and in vivo activity of the biological active component.
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