Table 4. Ex vivo permeability parameters of micellar formulation (F3), micelle loaded in situ gel (G4) and marketed preparation of Azelastine HCl across goat cornea.

Formulation Code	% CDP (8th h)	% Enhancement Ratio (ER)	r2 Value	Permeation Kinetics
F3	50.71 ± 0.87	5.87	0.9963	Zero order
G4	43.35 ± 1.48	4.89	0.9944	Zero order
MP	14.64 ± 0.61	1.38	0.9632	Zero order
Azelastine HCl suspension	9.8 ± 0.45	-	0.9879	Zero order