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. 2019 Aug 13;9(44):25309–25317. doi: 10.1039/c9ra03917a

The pharmacokinetic parameters of thirteen compounds in rat plasma after intravenous administration of EBI with high and low dosages (mean ± SD, n = 6).

Analyte Group t 1/2 (h) AUC0–t (h ng mL−1) Vd (L) Cl (L h−1) MRT0–t (h)
5-CQA Low 0.32 ± 0.08 172.34 ± 77.29 0.16 ± 0.05 0.35 ± 0.14 0.26 ± 0.08
High 0.75 ± 0.32 943.72 ± 201.44 0.29 ± 0.13 0.27 ± 0.05 0.37 ± 0.04
3-CQA Low 0.33 ± 0.08 166.55 ± 72.23 0.15 ± 0.06 0.32 ± 0.13 0.3 ± 0.08
High 0.48 ± 0.29 846.20 ± 156.52 0.17 ± 0.09 0.26 ± 0.04 0.41 ± 0.04
4-CQA Low 0.65 ± 0.29 202.53 ± 83.05 0.26 ± 0.16 0.26 ± 0.09 0.41 ± 0.14
High 0.66 ± 0.34 873.70 ± 163.41 0.24 ± 0.14 0.26 ± 0.04 0.42 ± 0.05
4-CDOA Low 0.44 ± 0.09 459.32 ± 163.96 0.19 ± 0.05 0.30 ± 0.12 0.42 ± 0.08
High 0.41 ± 0.12 2187.22 ± 293.22 0.16 ± 0.06 0.26 ± 0.03 0.47 ± 0.04
Caffeic acid Low 0.23 ± 0.03 75.22 ± 43.75 0.16 ± 0.07 0.48 ± 0.21 0.14 ± 0.04
High 0.22 ± 0.07 392.91 ± 144.63 0.13 ± 0.06 0.41 ± 0.13 0.20 ± 0.07
1,3-diCQA Low 0.67 ± 0.20 55.08 ± 36.85 0.23 ± 0.09 0.26 ± 0.14 0.34 ± 0.17
High 0.56 ± 0.30 232.15 ± 19.59 0.21 ± 0.10 0.27 ± 0.02 0.45 ± 0.12
Scutellarin Low 1.24 ± 0.64 1514.18 ± 574.10 0.90 ± 0.54 0.51 ± 0.20 0.39 ± 0.09
High 2.51 ± 0.95 6862.12 ± 989.25 1.63 ± 0.65 0.45 ± 0.06 0.45 ± 0.10
3,4-diCQA Low 0.53 ± 0.20 650.03 ± 236.17 0.25 ± 0.11 0.34 ± 0.12 0.37 ± 0.13
High 0.46 ± 0.13 3259.07 ± 444.77 0.18 ± 0.06 0.28 ± 0.03 0.36 ± 0.02
3,5-diCQA Low 0.60 ± 0.24 482.00 ± 164.95 0.14 ± 0.04 0.17 ± 0.06 0.42 ± 0.16
High 0.80 ± 0.38 1871.50 ± 228.63 0.22 ± 0.10 0.19 ± 0.02 0.48 ± 0.07
Erigoster B Low 4.21 ± 1.50 2275.72 ± 597.88 1.16 ± 0.72 0.18 ± 0.063 0.68 ± 0.32
High 4.16 ± 1.28 7484.27 ± 953.92 1.37 ± 0.28 0.24 ± 0.03 0.72 ± 0.17
3,4-diCDOA (or 4,9-diCDOA) Low 2.50 ± 0.43 1570.16 ± 465.15 0.93 ± 0.43 0.25 ± 0.07 0.64 ± 0.18
High 3.23 ± 1.04 4847.40 ± 642.09 1.53 ± 0.38 0.34 ± 0.04 0.44 ± 0.14
A-7-O-G Low 0.26 ± 0.10 215.61 ± 119.28 0.24 ± 0.08 0.70 ± 0.29 0.19 ± 0.09
High 0.66 ± 0.44 1422.05 ± 324.88 0.35 ± 0.19 0.41 ± 0.09 0.25 ± 0.07
4,5-diCQA Low 0.34 ± 0.13 582.02 ± 279.04 0.26 ± 0.08 0.58 ± 0.23 0.26 ± 0.12
High 0.46 ± 0.22 2331.32 ± 479.31 0.42 ± 0.24 0.61 ± 0.11 0.40 ± 0.07
Concentration sum method Low 5.86 ± 2.36 6524.01 ± 1891.26 2.57 ± 1.40 0.30 ± 0.08 1.20 ± 1.36
High 6.24 ± 1.32 23 900.04 ± 3290.67 3.25 ± 0.70 0.36 ± 0.05 0.59 ± 0.04
AUC integrated method Low 6.63 ± 2.36 1716.01 ± 406.14 2.16 ± 1.05 0.22 ± 0.04 1.43 ± 1.72
High 8.02 ± 2.21 5478.38 ± 714.25 3.65 ± 0.97 0.32 ± 0.04 0.66 ± 0.06