Nanoemulsion Based Hydrogel for Enhanced Transdermal Delivery of Ketoprofen

Table 2

Percent transmittance of surfactants and cosurfactants.

Surfactant	Percent transmittance (%)	Cosurfactant	Percent transmittance (%)
Tween 80	96.34 ± 0.24	Propylene glycol	94.98 ± 0.57
Labrasol	89.41 ± 0.66	Transcutol P	98.21 ± 0.63
Labrafac	72.66 ± 0.69	Ethanol	88.58 ± 0.27

Values are expressed as mean ± SD ().