Ondansetron HCl Microemulsions for Transdermal Delivery: Formulation and In Vitro Skin Permeation

Figure 3

The droplet volume distribution curve of ondansetron HCl microemulsion formulation F-8 (10% of isopropyl myristate as oil phase, 8% of aqueous phase, and 82% of surfactant phase containing Tween 80 and isopropyl alcohol, 3 : 1).