Ex vivo deposition report revealed that , after 24-hour coating , 20 ± 13 µg of LVX and about 0 ± 0 µg of AMB was deposited in porcine skin . Approximately 0 ± 0 µg of LVX interpenetrated through the skin . AMB was indiscernible in the receptor compartment due to its poor solubility and permeability