Table 2.

Characterization results of blank and FA loaded microemulsion and microemulsion based gel fomulations.

Formulation code	pH	Viscosity (cP)	Droplet size (nm)	PDI	Zeta potential	Spreadability (cm)	Drug content (%)
M	5 ± 0.06	692.53 ± 1.25	11.22 ± 0.22	0.45 ± 0.08	−1.45 ± 0.36	4.5 ± 0.05	–
MBG	5.41 ± 0.05	1523.33 ± 2	20.56 ± 0.37	0.312 ± 0.01	15.8 ± 1.03	3.28 ± 0.18	–
FA-M	5.04 ± 0.02	410.43 ± 0.75	9.39 ± 0.29	0.47 ± 0.1	−1.05 ± 0.54	5.35 ± 0.30	95.42 ± 3.07
FA-MBG	5.07 ± 0.02	1468.33 ± 2.7	21.27 ± 0.195.	0.308 ± 0.03	14.69 ± 0.92	3.07 ± 0.12	95.36 ± 4.15