Formulation and Characterization of Drug Loaded Nonionic Surfactant Vesicles (Niosomes) for Oral Bioavailability Enhancement

<table>Comparative plots of (a) <i>in vitro</i> release profile, (b) zero order release kinetics, (c) first order release kinetics, (d) Higuchi (SQRT) release kinetics, (e) Hixson-Crowell model, and (f) Korsmeyer-Peppas model for the selected niosomal formulations.</table>

The Scientific World Journal

fig4

Figure 4

Figure 4: Formulation and Characterization of Drug Loaded Nonionic Surfactant Vesicles (Niosomes) for Oral Bioavailability Enhancement 