OBJECTIVE To prepare vitamin C sustained-release tablets and determine their in vitro release rate.
目的：研制维生素c微囊并制成缓释片剂，评价其体外释放特性。
The formulation, preparation process and dissolution rate in vitro of Sustained-Release Aspirin tablets(S-RAT)were studied.
本文研究了阿司匹林缓释片（S-RAT）的处方组成、制备工艺、体外溶出速率试验。
CONCLUSION The TFH tablet has sustained release property in vitro. The drug release pattern is in accord with Weibull distribution.
结论醋柳黄酮缓释片缓释效果显著，体外释放符合威布尔分布模型。
Objective: To establish a novel release method of sustained-release medications in vitro.
前言：目的：建立一种适用于长效药物的体外释放新方法。
METHODS Use solvent-non-methods to prepare vitamin C sustained-release tablets, UV method was used to determine its content and the in vitro release rate was determined by rotate basket method.
方法：采用溶剂-非溶剂法制备维生素C微囊，制成缓释片剂，采用紫外分光光度法测定其载药量，采用转篮法测定体外释放特性。
A few of evaluation methods for drug release in vitro of sustained-controlled matrix tablets were introduced in this review.
本文简要介绍了几种缓控释骨架片药物体外释放行为的评价方法。
Results the nifedipine sustained-release beads was hydrophilic gel frame, drug diffusion and frame erosion was the release mechanisms in vitro.
结果本文自制硝苯地平缓释微丸为亲水性凝胶骨架制剂，体外释放机制包括药物扩散和骨架溶蚀两种作用。
Objective: To establish the in vitro release method of the sustained-release implant of methotrexate.
目的：建立甲氨蝶呤缓释植入剂体外释放方法。
Objective To prepare aciclovir sustained-release pellets and investigate the drug release mechanism in vitro.
目的制备阿昔洛韦缓释微丸，并对其体外释药情况进行研究。
Objective to study on the factors involved in the release rate of metformin hydrochloride in vitro sustained-release tablets.
目的对盐酸二甲双胍缓释片体外释放度相关因素进行研究。
Objective to establish a UV method to determine the release degree of rotundine sustained-release tablets and to evaluate its in-vitro release behavior.
目的建立罗通定缓释片体外释放度测定方法，评价其体外释药行为。
Conclusion: The equal distance release method is a simple, practical method, and is a better release method of sustained-release preparations in vitro.
结论：等距浸出法简单实用，是一种较好的长效制剂的体外释放新方法。
Conclusions the determination method is simple and swift, and can be applied in the determination of in vitro release rate of metformin hydrochloride sustained-release tablets.
结论本释放度方法简单，快速，可用于盐酸二甲双胍缓释片体外释放度测定。
Objective: to develop the methods to determine the in vitro release of multi-target ingredients in Compound Danshen Sustained-release Tablets and to evaluate its release behavior in vitro.
目的：建立复方丹参缓释片多指标成分的体外释放度测定方法，评价其体外释药行为。
Nicotinic acid sustained release tablet was prepared and its releasing features in vitro were evaluated.
制备烟酸缓释片剂，并评价其体外释放特性。
OBJECTIVE To establish a quality standard for Shuanghuangbu sustained release periodontal medicinal strip and investigate its in vitro drug release.
目的：建立双黄补牙周缓释药条的质量控制标准，并测定其体外释放度。
OBJECTIVE to prepare sustained-release capsules Loaded with silymarin solid dispersions and to evaluate its releasing features in vitro.
目的：制备水飞蓟素固体分散缓释胶囊并考察其体外释放度。
ConclusionRuyijinhuangsan film prepared with Chitosan-graft-poly (Methyl Methacrylate) is more flexible and has better characteristics of sustained-release in vitro than former film.
结论以壳聚糖接枝甲基丙烯酸甲酯共聚物为成膜材料制备如意金黄散膜剂柔性更好，大黄酸体外缓释效果更明显。
ObjectiveTo prepare potassium citrate sustained-release tablets and study its in-vitro release mechanism.
目的制备枸橼酸钾缓释片并考查其体外释放机制。
CONCLUSION: The nanoparticles possessed good physical performance and sustained release character in vitro.
结论：该纳米制剂具有较好的物理性能和体外缓释特性。
Conclusion: Microcapsules containing drugs prepared by the optimum conditions had shown good reproducibility, process stability, and good sustained action by in vitro release test.
结论：以最佳工艺条件制备的含药微囊，重复性好，工艺稳定，同时体外释放试验表明，该微囊具有较好的缓释作用。
The drug-loading rate of this chitosan-levofloxacin sustained-release microsphere is 43.88%. Its in vitro dissolubility is good.
该方法制备的左氧氟沙星-壳聚糖缓释微球载药量为43.88%，体外累积释放度的线形关系良好。
Conclusions The glipizide film-controlled sustained-release pellets were successfully prepared and the in-vitro drug release conformed to the requirements of the sustained-release formulation.
结论成功制备了膜控型格列吡嗪缓释微丸，体外释放符合缓释制剂要求。
Conclusions The glipizide film-controlled sustained-release pellets were successfully prepared and the in-vitro drug release conformed to the requirements of the sustained-release formulation.
结论成功制备了膜控型格列吡嗪缓释微丸，体外释放符合缓释制剂要求。
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