Table II.

In Vitro Permeation of CDL Across Epidermis Excised after Treatment of Viable Rat Epidermis

Formulation	Excision time (h)	Flux (μg/cm2/h)	Enhancement ratio (ER)
AR	4	25.17 ± 1.88	1.10
	12	80.75 ± 4.94	3.54
	24	65.59 ± 4.02	2.88
	48	44.41 ± 2.46	1.95
CTN	4	24.94 ± 1.05	1.09
	12	60.13 ± 3.68	2.64
	24	33.28 ± 2.82	1.46
	48	30.29 ± 2.91	1.33
AR + CTN	4	79.69 ± 4.35	3.36
	12	91.65 ± 5.08	4.02
	24	64.51 ± 3.98	2.83
	48	50.90 ± 2.88	2.23