Methods: L-HPC was added into tolbutamide and its dissolution was measured.
方法：于甲苯磺丁脲中加入低取代羟丙基纤维素测定溶出度。
Results the results showed that the optimum formula was 5% L-HPC and the optimum moistening agents was 70% alcohol.
结果筛选的最佳处方为5%低取代羟丙基纤维素以及适宜的润湿剂为70%乙醇。
METHODS: the effects of dextrin, CMS-Na, microcrystalline cellulose and L-HPC on the quality of Ginkgo flavone tablets were studied.
方法：考察糊精、羧甲基淀粉钠、微晶纤维素和低取代羟丙基纤维素对银黄酮片的质量影响。
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