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目的:研究恶丙嗪胃漂浮缓释片的制备、质量标准,并考察体外释药性能。方法:采用紫外分光光度法测定主药恶丙嗪的含量。结果:线性范围为2.5-15.0μg/ml,平均回收率为99.89%,RSD为0.38%。结论:该制剂制备工艺简单,值得临床推广使用。
Objective: To study the preparation and quality standard of oxaprozin gastric floating sustained-release tablets and investigate the in vitro drug release properties. Methods: The main drug oxaprozin was determined by UV spectrophotometry. Results: The linear range was 2.5-15.0μg / ml, the average recovery was 99.89% and the RSD was 0.38%. Conclusion: The preparation process of the preparation is simple and worthy of clinical application.