Table 1.

Characteristics and stability data at room temperature of BUD-ES100/PLGA NPs

Time	PS (nm)	PDI	ZP (mV)	DL%	EE%
0 month	110.5±1.4	0.098±0.01	−11.4±1.1	8.1±0.4	82.3±2.6
1 month	109.6±1.1	0.102±0.02	−12.6±1.1	7.9±0.6	81.9±2.3
3 months	112.7±1.3	0.104±0.02	−11.7±1.2	8.0±0.7	81.8±1.8
6 months	111.3±1.6	0.101±0.03	−13.3±1.3	7.9±0.3	81.6±1.9

Note: Data represent the mean±SD (n=3).

Abbreviations: BUD, budesonide; ES100, Eudragit S100; PLGA, poly(lactic-co-glycolic acid); NPs, nanoparticles; PS, particle size; PDI, polydispersity index; ZP, zeta potential; DL%, drug loading; EE%, encapsulation efficiency.