Table 6.

Physicochemical characterization of the selected microemulsion formulations in the presence of triamcinolone acetonide.

Code	pH #	Viscosity (cP) #	Electrical Conductivity (µS) #	Mean Droplet Size (nm) #	PDI	Zeta Potential (mV) #
F1	5.12 ± 0.2	300 ± 1.5	6 ± 0.3	201.4 ± 6.3	0.44	−21.5 ± 2.3
F3	5.39 ± 0.2	293 ± 2	15 ± 0.5	211.9 ± 1.4	0.217	−25.7 ± 1.7
F5	5.4 ± 0.2	146 ± 1	37 ± 0.2	250.1 ± 11.3 *	0.769	−15.3 ± 1.4 *
F7	5.63 ± 0.2	126 ± 2	34 ± 0.4	188.7 ± 3.7	0.448	−23.1 ± 2
F8	5.89 ± 0.2	53 ± 1	60 ± 0.7	184.3 ± 1.9	0.408	−27.1 ± 3.5
F10	5.45 ± 0.2	600 ± 4	15 ± 0.2	267.05 ± 6.9 *	0.541	−21.2 ± 1.6

^# Data were expressed as mean value ± SD (n = 3). * Significantly differ from other formulations (p ˂ 0.05).