甘草黄酮、甘草浸膏及甘草次酸的镇咳祛痰作用甘草及其有效成分具有多种药埋活性，其制剂及复方在临床上常用于镇咳祛痰，但产生镇咳祛痰的有效成分仍不明确。本实验对甘草黄酮、甘草浸臂及甘草次酸进行了镇咳法痰的实验观察。实验结果表明：甘草黄酮、甘草浸膏及甘草次酸... Antitussive and expectorant effects of licorice flavonoids, licorice extract and glycyrrhetinic acid Glycyrrhiza uralensis and its active ingredients have a variety of drug burying activities. Its preparations and compounds are commonly used clinically for antitussive and expectorant, but it is effective in producing antitussive and expectorant sputum. The composition is still not clear. In this experiment, the antitussive and expectorant effects of licorice flavonoids, licorice arm and glycyrrhetinic acid were observed. The experimental results show that: licorice flavonoids, licorice extract and glycyrrhetinic acid ...