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目的研究芸香甙在兔体内的药代动力学。方法家兔一次静注芸香甙5mg·kg-1后,利用荧光分光光度法测定不同时间的血药浓度。应用3P87药动学软件程序对数据进行计算机处理。结果芸香甙的药时(C-T)方程为:C=85.9789e-0.9044T+34.5105e-0.0587T+4.3838e-0.0046T。芸香甙的主要药代动力学参数如下:T1/2a:(0.7609±0.1066)min,T1/2b:(12.5667±3.7139)min,T1/2c:(162.5651±50.6035)min,K12:(0.5123±0.1316)min-1,K21:(0.3298±0.0737)min-1,K13:(0.0739±0.0182)min-1,K31:(0.0100±0.0037)min-1,K10:(0.0774±0.0160)min-1,Vc:(0.0404±0.0044)L·kg-1,AUC:(1679.7583±480.6045)mg·L-1·min-1,CL(s):(0.0031±0.0008)L·kg-1·min-1。结论芸香甙在兔体内的C-T变化符合三室开放模型;芸香甙在体内的分布、消除迅速。
Objective To study the pharmacokinetics of rutin in rabbits. Methods Routine intravenous rutin 5mg · kg-1, the use of fluorescence spectrophotometry at different times of plasma concentration. Application 3P87 Pharmacokinetics software program for computer data processing. Results The pharmacokinetic (C-T) equation for rutin was: C = 85.9789e-0.9044T + 34.5105e-0.0587T + 4.3838e-0.0046T. The main pharmacokinetic parameters of rutin were as follows: T1 / 2a: (0.7609 ± 0.1066) min, T1 / 2b: (12.5667 ± 3.7139) min, T1 / 2c: (162.5651 ± 50.6035) min, K12: (0.5123 ± 0.1316) min-1, K21: (0.3298 ± 0.0737) min-1, K13: (0.0739 ± 0.0182) min-1 , K31: (0.0100 ± 0.0037) min-1, K10: (0.0774 ± 0.0160) min-1 and Vc: (0.0404 ± 0.0044) L · kg- (1679.7583 ± 480.6045) mg · L-1 · min-1, CL (s): (0.0031 ± 0.0008) L · kg-1 · min-1. Conclusion Rutin in rabbit body C-T changes in line with the three-compartment open model; rutin distribution in the body, eliminate rapidly.