CRUDE DRUG EXTRACT-BLENDED LIQUID MEDICINE
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United States of America Patent
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Issued Date -
Nov 11, 2010
app pub date -
Jul 31, 2008
filing date -
Aug 3, 2007
priority date (Note) -
Abandoned
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Abstract
Provided an acidic liquid preparation containing a herb and/or animal-origin extract at high concentration to suppress time-dependent occurrence of precipitation and/or opacity.A liquid preparation containing a herb-origin extract having pH of 3.0 to 5.5 and containing the herb-origin extract at a concentration of 5 to 50 w/v % (dry weight) to the total amount of the liquid preparation, containing a caramel at a concentration of 0.5 to 20 w/v % to the total amount of the liquid preparation, wherein the caramel has isoelectric point of 2.5 to 4.0 and 1.0 w/v % aqueous solution of the caramel has pH of 4.5 to 6.0.A liquid preparation containing an animal-origin extract having pH of 3.0 to 5.5 and containing the animal-origin extract at concentration of 5 to 50 w/v % (dry weight) to the total amount of the liquid preparation, containing a caramel at concentration of 0.5 to 20 w/v % to the total amount of the liquid preparation, wherein the caramel has isoelectric point of 0.5 to 4.0 and 1.0 w/v % aqueous solution of the caramel has pH of 4.5 to 6.1.
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