GLYCYRRHIZIN HIGH-CONCENTRATION PREPARATION
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United States of America Patent
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app pub date -
Aug 26, 2013
filing date -
Aug 12, 2003
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Abandoned
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Abstract
To provide a glycyrrhizin/aminoacetic acid/cysteine combination drug containing an active ingredient in high concentration and excelling in stability and safety. Stability at compounding of active ingredient in high concentration has been improved by avoiding the addition of sulfite salts having been used as a stabilizer in existing products. As glycyrrhizin high-concentration preparations, there is provided a drug composition comprising 8 to 16 mg/mL of glycyrrhizin, 3 to 6 mg/mL of cysteine and 80 to 160 mg/mL of aminoacetic acid wherein no sulfite salts are added as an additive, and pH is 6 to 7.
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