控释制剂（control release preparation，CRP），又称控释给药系统（control release drugdeliverysystem，CRDDS...
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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。
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