大黄通气口服液的长期稳定性评价

Evaluation of long-term stability of Dahuangtongqi oral liquid

目的验证笔者所在医院自行研制的大黄通气口服液的长期稳定性。方法观察大黄通气口服液在留样室内保存1年期内相对密度、pH值及其主要活性成分大黄酸、大黄素及大黄酚含量的变化。结果在1年保存期内大黄通气口服液的pH值及相对密度变化均在合格范围内,大黄酸、大黄素及大黄酚含量稳定。结论大黄通气口服液保存1年质量稳定。

Objective To assess the long-term stability of Dahuangtongqi oral liquid.Methods The pH value,relative density and the content of rhein,emodin and crysophanol of Dahuangtongqi oral liquid kept in retained samples room for one year were determined.Results The pH value and relative density were qualified,and the content of rhein,emodin and crysophanol was stable in one year.Conclusion The quality of Dahuangtongqi oral liquid is stable in one year.