Nominal Concentration (ng/mL) Found concentration (ng/mL) Precision RSD (%) Accuracy RE (%)
5 5.21 ± 0.28 5.54 4.12
50 51.16 ± 3.15 6.16 2.32
150 147.2 ± 7.90 5.37 -1.84
Data were expressed as mean ± SD (n = 5)
Table 3: The recovery of nifedipine in human plasma samples.