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pH依赖型梯度释药麝香保心微丸在正常人胃肠道的转运和崩解

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摘要 为探讨 pH 依赖型梯度释药麝香保心微丸在正常人体内的转运和崩解情况,采用γ-闪烁显像示踪法对6名健康志愿者服用核素标记的微丸进行体内示踪观察。结果表明,HPMC 包衣微丸在胃中崩解,Eu-dragit L-30D-55包衣微丸在十二指肠崩解,而 Eudragit L/S100包衣微丸在空回肠部崩解:禁食状态下微丸在胃和小肠的转运的时间约为5 h,标准餐后约为6 h;微丸在到达回盲部前已完全崩解。结论:pH 依赖型梯度释药麝香保心微丸在人体内具有 pH 依赖型梯度崩解溶散的特征,预计该制剂12 h 服药一次是可行的。
出处 《沈阳部队医药》 2002年第4期276-278,共3页
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  • 1Hofmann AF,,Pressman JH,Code CF,et al.Controlled entry of orally administered drugs:physiological considerations[].Drug Development and Industrial Pharmacy.1983
  • 2Sheth PR,Tossouinion J.):A noveldrug delivery system for oral use[].Drug Development and Industrial Pharmacy.1984
  • 3Pozzi F,Furlani P,Gazzaniga A,et al.The time clock system:a new oral dosage form for fast and complete release of drug after a predetermined lag time[].Journal of Controlled Release.1994
  • 4Abrahamsson B,Alpsten M,Jonsson UE,et al.Gastro-intestinal transit of a multiple-unit formulation (metoprolol CR/zok) and a non-disintegrating tablet with the emphasis on colon[].International Journal of Pharmaceutics.1996
  • 5Davis SS,Hardy JG,Fara JW.Transit of pharmaceutical dosage formsthrough the small intestine[].Gut.1986
  • 6Clarke GM,Newton JM,Short MB.Comparative gastrointestinal transit of pellet systems of varying density[].International Journal of Pharmaceutics.1995
  • 7S. S. Davis J. G. Hardy M. J. Taylor D. R. Whalley and C. G. Wilson.A comparative study of the gastrointestinal transit of a pellet and tablet formulation[].International Journal of Pharmaceutics.

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