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Table 2 Application of the proposed methods for the determnation of FSD and TDL in their laboratory mixed solutions

From: Simultaneous spectrophotometric determination of finasteride and tadalafil in recently FDA approved Entadfi™ capsules

Added (µg/mL)

% recovery

2D

1DD

FSD

TDL

FSD

TDL

FSD

TDL

10

10

99.10

98.14

99.23

99.65

10

20

100.14

99.01

100.35

98.35

20

10

99.90

100.09

100.28

100.21

30

30

98.78

99.99

99.46

100.20

40

40

98.91

98.65

99.40

99.39

Mean ± RSD

99.37 ± 0.615

99.17 ± 0.853

99.74 ± 0.529

99.56 ± 0.766