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.