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Table 1 Percent (%) inhibition of schizonts by extracts of Andrographis paniculata (AP) and Hedyotis corymbosa (HC) in choloroquine sensitive (MRC-pf-20) and resistant strains (MRC-pf-303) of Plasmodium falciparum.

From: Anti-malarial activities of Andrographis paniculata and Hedyotis corymbosa extracts and their combination with curcumin

Plant extracts

Concentration of drug (μg/ml)

Chloroquine sensitive (MRC-pf-20)

Chloroquine resistant (MRC-pf-303)

Andrographis paniculata

1.8

15.3 ± 1.49

11.6 ± 0.6

 

3.6

33.6 ± 2.1

28.13 ± 0.6

 

7.2

52.6 ± 1.01

50.7 ± 1.3

 

15.0

70.5 ± 1.9

66.1 ± 0.8

 

30.0

85.3 ± 1.5

81.6 ± 1.8

 

62.5

96. 8 ± 0.7

94.8 ± 0.8

 

125

100

100

 

250

100

100

 

500

100

100

Hedyotis corymbosa

1.8

8.3 ± 1.2

6.7 ± 0.7

 

3.6

20.2 ± 0.8

17.5 ± 1.4

 

7.2

39.3 ± 0.9

33.1 ± 0.6

 

15.0

61.7 ± 1.1

59.8 ± 2.0

 

30.0

82.4 ± 1.9

77.3 ± 1.3

 

62.5

91.8 ± 0.6

88.7 ± 0.7

 

125

97.5 ± 0.9

96.9 ± 0.05

 

250

100

100

 

500

100

100