Nanoemulsion Based Hydrogel for Enhanced Transdermal Delivery of Ketoprofen

Table 3

Composition of ketoprofen nanoemulsions used for optimization.

Formulation; code	Components (% w/w)
	Ketoprofen	Oil	^*Tween 80 : Transcutol P in 1 : 1	Water
N1	2.5	3.0	75.0	19.5
N2	2.5	3.0	55.0	39.5
N3	2.5	3.0	35.0	59.5
N4	2.5	6.0	75.0	16.5
N5	2.5	6.0	55.0	36.5
N6	2.5	6.0	35.0	56.5
N7	2.5	9.0	75.0	13.5
N8	2.5	9.0	55.0	33.5
N9	2.5	9.0	35.0	53.5

Tween 80 : Transcutol P in 1 : 1—mixture of surfactant and cosurfactant which was taken in ratio 1 : 1.