Development of Lecithin Nanoemulsion Based Organogels for Permeation Enhancement of Metoprolol through Rat Skin

Figure 1

The effect of lecithin type on the transparent region of w/o metoprolol nanoemulsion containing IPM/lecithin/isopropyl alcohol/and 0.4 g of 10% metoprolol solution (LEC : ALC represents the mixture of lecithin and alcohol used as the surfactant and cosurfactant).