Compound Liquorice Tablets

Objective: HPLC was used to determine the contents of glycyrrhizic acid, isoliquiritin and isoliquiritigenin in compound liquorice tablets quantitatively.

目的：建立复方甘草片中甘草酸、异甘草苷和异苷草素的含量定量分析的高效液相色谱（HPLC）方法。

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Two type of Licorice in different producing area and three Compound Liquorice Tablets produced by different of factories were extracted by 95% alcohol solution, the total extracts were determined by H-NMR spectrum instrument.

采用核磁共振波谱仪测定了两种不同产地的甘草及三种不同厂家生产的复方甘草片乙醇提取物的核磁共振氢谱图谱。

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CONCLUSIONS The method can control the quality of compound liquorice tablets.

结论该指纹图谱可控制复方甘草片的质量。

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Discussion about the Improvement of TLC Identification for Compound Liquorice Tablets

复方甘草片薄层鉴别方法的改进初探

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Determination and Stability of Camphor in Compound Liquorice Tablets

复方甘草片中樟脑的含量测定及稳定性考察

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The total efficiency and excellent rate of experimental group better than in control group, Prompting She Gan Ma Huang Tang Combined with Acupoint Application Treatment the Postinfectious cough is better than Ketotifen and Compound Liquorice tablets.

实验组有效率优于对照组，提示射干麻黄汤联合穴位贴敷治疗感染后咳嗽优于酮替芬、复方甘草片。

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As a result, all the Licorice and Compound Liquorice Tablets appear the characteristic resonance peaks, which is delegate chemical component of the Licorice and Compound Liquorice Tablets. The H-NMR spectra of the Licorice and Compound Liquorice Tablets can be used to quantity control.

分析结果显示，甘草及复方甘草片均出现其代表性化学成分的特征共振峰，甘草及复方甘草片的核磁共振氢谱可用做甘草及复方甘草片的鉴别依据。

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The H-NMR Study of Licorice and Compound Liquorice Tablets

甘草及复方甘草片核磁共振氢谱的研究

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Conclusion: The method can be used for quality control of compound liquorice tablets.

结论：本方法可作为复方甘草片中的甘草酸、异甘草苷和异甘草素的含量质量控制的一种有效方法。

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Study of the morphine assay in compound liquorice tablets determined by HPLC

HPLC测定复方甘草片中吗啡含量

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