Table 3 Evaluation of accuracy of the investigated analytical procedure at three concentration levels within the specified range

Drug

50.0 ng mL^-1

Recovery %^a 250.0 ng mL^-1

450.0 ng mL^-1

Fluoxetine

100.94 ± 1.29

99.80 ± 0.51

100.41 ± 0.28

Sertraline

99.84 ± 1.69

98.91 ± 0.55

100.14 ± 0.30

50.0 ng mL ^-1

Recovery % ^a 250.0 ngmL ^-1

550.0 ngmL ^-1

Paroxetine

100.92 ± 1.28

100.09 ± 0.67

100.06 ± 0.31

100.0 ngmL ^-1

Recovery % ^a 350.0 ngmL ^-1

650.0 ngmL ^-1

Thioridazine

100.44 ± 1.57

101.31 ± 0.95

100.48 ± 0.41

100.0 ngmL ^-1

Recovery % ^a 450.0 ngmL ^-1

750.0 ngmL ^-1

Amineptine

100.14 ± 1.87

98.81 ± 0.72

100.47 ± 0.44