Plant extracts

Inhibition percentage (%)

(mean ± SD)

1 h

2 h

3 h

4 h

5 h

A. senegalensis

12.84 ± 0.13b

24.94 ± 0.79b

55.87 ± 0.45a

71.59 ± 0.61b

82.2 ± 0.20b

I. batatas

6.25 ± 0.01e

25.96 ± 0.64b

42.81 ± 0.46d

62.83 ± 0.33d

73.19 ± 0.44e

P. guajava

9.25 ± 0.53c

29.4 ± 0.91a

48.55 ± 0.30c

67.28 ± 1c

78.4 ± 0.77d

T. superba

8.66 ± 0.41d

20.03 ± 0.19c

53.58 ± 0.56b

72.32 ± 0.84b

80.84 ± 0.57c

Aspirin

19.25 ± 0.27a

26.7 ± 0.32b

57.53 ± 0.54a

76.55 ± 0.33a

88.91 ± 0.56a