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Table 4 Effects of the crude extract, fractions, and subfractions of I. dipyrena on formalininduced paw-licking response

From: Evaluation of antinociceptive activity of Ilex dipyrena Wall. in mice

Treatment

Dose

Licking time (Sec)

Inhibition (%)

1st Phase

2nd Phase

1st Phase

2nd Phase

Control

2% Tween-80

41.22 ± 1.68

62.11 ± 1.86

–

–

Crd-Id

100

23.88 ± 1.65*

26.96 ± 1.74*

42.06

56.58

Crd-Id

200

21.85 ± 2.05***

21.66 ± 1.38***

46.99

65.11

Chl-Id

75

19.66 ± 1.48***

20.24 ± 1.21***

52.29

67.41

Et-Id

75

24.18 ± 1.76***

23.13 ± 1.99***

41.32

63.29

Fr.Chl-Id 46

75

24.68 ± 1.86**

25.33 ± 1.61**

40.12

59.21

Fr.Chl-Id 47

75

23.46 ± 1.81***

22.28 ± 1.91***

43.07

64.12

Fr.Chl-Id 48

75

20.36 ± 1.38***

20.14 ± 1.22***

50.59

67.57

Indomethacin

10 mg

35.58 ± 1.92ns

15.57 ± 1.25***

13.68

74.81

Morphine

5 mg

5.66 ± 1.42***

3.85 ± 1.22***

74.06

93.78

  1. Each value is represented as Mean ± SEM (n = 8). Where, *P < 0.05, **P < 0.01 and ***P < 0.001 statistically significant relative to control. Crd-Id Crude extract, Hex-Id n-hexane fraction, Chl-Id Chloroform fraction, Et-Id Ethyl acetate fraction, Fr.Chl-Id 46, 47 and 48 subfractions