Table 3:

Drug-release kinetics of PQ-SLN-2, PQ-NLC-2, and PQ-NE-2 formulations.

Formulation	Zero order model		Higuchi model		Korsmeyer-Peppas model			Hixon–Crowell model
	R2	k	R2	k	R2	n	k	R2	k
PQ-SLN-2 at pH 1.2	0.4	31.69	0.5	38.67	0.88	0.57	1.03	0.39	0.99
PQ-NLC-2 at pH 1.2	0.47	29.11	0.59	37.37	0.9	0.57	0.95	0.4	0.94
PQ-NE-2 at pH 1.2	0.44	29.20	0.55	36.72	0.91	0.59	0.96	0.35	0.94
PQ-SLN-2 at pH 6.8	0.73	16.09	0.9	30.13	0.92	0.67	0.6	0.65	0.34
PQ-NLC-2 at pH 6.8	0.64	19.62	0.82	31.84	0.92	0.65	0.7	0.5	0.39
PQ-NE-2 at pH 6.8	0.6	22.53	0.77	33.91	0.94	0.65	0.79	0.45	0.49