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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