Liquid preparation containing crude-drug extract
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United States of America Patent
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Jan 26, 2010
Grant Date -
Dec 2, 2004
app pub date -
Sep 12, 2002
filing date -
Sep 13, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention relates to a liquid preparation containing crude drug extracts in an amount of 5 to 50 w/v % in terms of a dry extract weight based on the whole amount of the liquid preparation, characterized by containing saccharides in an amount of 5 to 40 w/v % based on the whole amount of the liquid preparation and adjusting a pH to 4.5 to 5.5.This liquid preparation is suppressed in generating precipitate and suspended content with the course of time even if the crude drug extracts are contained in a high concentration and which is stable over a long period of time.
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