肠炎宁口服结肠定位制剂包衣工艺研究
首发时间:2008-09-22
摘要:研究肠炎宁口服结肠定位制剂的包衣成型工艺,制备pH依赖型口服结肠定位制剂;方法:采用丙烯酸树脂(Eudragit S100)为主要包衣材料对肠炎宁微丸进行包衣,对pH依赖型口服结肠定位制剂的包衣质量影响因素进行探讨;结果:包衣制备工艺可行,包衣微丸能达到结肠释放的目的;结论:实验结果表明,增塑剂的比例、包衣增重、喷液速度等对丙烯酸树脂包衣微丸质量均有影响。
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study on the pharmaceutical coating technology of Chang Yang Ning oral colon target preparation
Abstract:To Research the coating technology of Chang Yang Ning oral colon targeting preparation, Preparate the pH-dependent oral colon targeting preparation; Method: Used Eudragit S100 as the main coating material to capsule Chang Yang Ning Pellets and researched the influence factors of Eudragit S100 coating quality of pH-dependent oral colon targeting preparation Result: Membrane capsule prepare craft was feasible, Pellets can achieve the goal that released in colon Conclusion: Experimental result indicate, the proportion of plasticizer, Coating weight gain and spray speed have influence to capsule quality of Eudragit S100.
Keywords: Ulcerous colitis Colon localization Micro pill
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No.2424215718512220****
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