Research Article
Simultaneous Determination of Three Compounds in Rat Plasma by UHPLC-QQQ-MS/MS and Its Application to Pharmacokinetics of Banxia Baizhu Tianma Tang
Table 2
Incurred sample reanalysis data of ephedrine.
| Subject no. | Sampling point (min) | Original concentration (ng/mL) | Incurred sample concentration (ng/mL) | Mean (ng/mL) | RE (%) |
| 1 | 30 | 1.16 | 1.28 | 1.22 | 9.8 | 1 | 180 | 0.401 | 0.432 | 0.417 | 7.4 | 2 | 30 | 1.33 | 1.49 | 1.41 | 11.3 | 2 | 180 | 0.337 | 0.327 | 0.332 | ā3.0 | 3 | 30 | 2.38 | 2.65 | 2.52 | 10.7 | 3 | 180 | 0.730 | 0.746 | 0.738 | 2.2 | 4 | 30 | 1.02 | 1.12 | 1.07 | 9.3 | 4 | 180 | 0.301 | 0.345 | 0.323 | 13.6 | 5 | 30 | 1.58 | 1.47 | 1.53 | ā7.2 | 5 | 180 | 0.426 | 0.478 | 0.452 | 11.5 | 6 | 30 | 1.69 | 1.81 | 1.75 | 6.9 | 6 | 180 | 0.432 | 0.444 | 0.438 | 2.7 |
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