(MIC, 12.5mg/ml), 12.17 ±1.38mm (MIC, 12.5mg/ml), 5.06 ±1.17mm (MIC, 25mg/ml); P. guineense: 1.53 ±0.59mm (MIC, 50mg/ml), 6.34 ±1.19mm (MIC, 25mg/ml), 3.41 ±1.03mm (MIC, 12.5mg/ml) and C. pilosa: 2.14 ±0.69mm (MIC, 50mg/ml), 1.72 ±0.60mm (MIC, 50mg/ml)