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Table 4 Physicochemical properties of microspheres

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

Formulation code

Polymer blend khaya:sodium alginate (%)

Microsphere size (μm)

Swelling index (%)

Entrapment efficiency (%)

FA

2:3

1360.2 ± 10.7

32.80 ± 2.67

65.6 ± 0.45

FB

9:11

1200.7 ± 21.6

61.33 ± 6.30

78.6 ± 1.32

FC

1:1

1420.5 ± 9.8

74.27 ± 6.54

81.5 ± 1.41