Future Journal of Pharmaceutical Sciences

Table 5 In vitro release kinetic parameters of metformin from the microspheres

From: Formulation and development of metformin-loaded microspheres using Khaya senegalensis (Meliaceae) gum as co-polymer

Formulation code	Zero order		First order		Higuchi		Korsmeyer-Peppas
	r²	K	r²	K	r²	k	r²	k	n
FA	0.9594	32.85	0.8308	0.11	0.9552	171.47	0.9970	1.53	0.928
FB	0.9736	43.70	0.8657	0.13	0.9389	189.65	0.9990	1.70	1.210
FC	0.9417	44.11	0.8553	0.11	0.9538	232.20	0.9994	1.50	1.020

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