Table 2. Characterization of nanoparticles containing different drug to polymer ratios.

Formulation code	Drug-polymer ratio	Process yield (%, w/w)	Encapsulation efficiency (%, w/w)	Loading capacity (%, w/w)
F1	1:2	32.56	56.70±5.42	18.9±1.47
F2	1:4	46.32	60.32±2.68	12.06±0.53
F3	1:6	57.54	76.29±3.68	10.88±0.52
F4	1:8	47.87	79.34±4.68	8.82±0.52
F5	1:10	43.76	82.88±6.68	7.53±0.67