control release preparation的意思|示意

To introduce the preparation and quality control methods of the ornidazole slow-release membranes which take CM-chitosan as carriers.

研制以羧甲基壳聚糖为载体的奥硝唑缓释膜（药膜，下同）并建立质量控制方法。

Conclusion: it is very difficult to characterize the dissolution rate and control the dissolution performance and inherent quality of sustained-release preparation by a single-point dissolution test.

结论单点溶出度测定方法不能真正反映出缓释制剂的溶出速率，难以控制其溶出性能与内在质量。