Table 3. .

Particle Size and Polydispersity Values of Nanoparticles Prepared by Dialysis Method and O/W Emulsion/Solvent Evaporation Method

Drug	Dialysis method		O/W emulsion/solvent evaporation method
	PLGA 50:50		PLGA 50:50		PLGA 65:35
	Particle size (nm) mean ± SEM	Polydispersity	Particle size (nm) mean ± SEM	Polydispersity	Particle size (nm) mean ± SEM	Polydispersity
DEX	216 ± 4	0.10	204 ± 4	0.057	203 ± 3	0.033
HA	251 ± 3	0.09	226 ± 3	0.040	214 ± 2	0.019
PA	237 ± 6	0.12	183 ± 1	0.047	193 ± 2	0.005

 Abbreviations: DEX, dexamethasone; DL, drug loading; HA, hydrocortisone acetate; O/W, oil-in-water; PA, prednisolone acetate; PLGA, polylactide-co-glycolide; SEM, standard error of mean.