Table 2: Micromeritic properties of the drug-loaded CA microspheres.

Formulation Average size (μm)*Yield (%)*Angle of repose (θ°)*% compressibility index*Tapped density (g/cm3)*

F112 ± 0291.43 ± 1.225.32 ± 1.610.19 ± 0.80.42 ± 0.3
F214 ± 0193.11 ± 1.326.98 ± 1.310.89 ± 0.50.44 ± 0.4
F325 ± 0395.88 ± 0.927.43 ± 1.012.12 ± 0.90.51 ± 0.5
F428 ± 0390.21 ± 1.124.98 ± 1.313.67 ± 0.70.48 ± 0.4
F532 ± 0490.10 ± 1.025.12 ± 1.113.98 ± 0.60.49 ± 0.5

*Mean ± standard deviation, .