Groups

N = 5 animals

Dose (mg/kg)

Basal

reaction

time (0 s)

Reaction time (min)

15

30

45

60

NaCl

-

3.21 ± 0.18

3.50 ± 0.18

4.48 ± 0.15

5.87 ± 0.13

3.60 ± 0.14

NaCl + acetic acid

-

1.33 ± 0.11^**

1.49 ± 0.25^***

1.89 ± 0.19^***

2.3 ± 0.28^***

2.45 ± 0.31^*

Aqueous extract + acetic acid

200

2.94 ± 0.15^**

4.52 ± 0.17^***

5.30 ± 0.14^***

6.61 ± 0.16^***

5.02 ± 0.14^***

Ethanolic extract + acetic acid

200

3.49 ± 0.15^**

4.98 ± 0.11^***

7.57 ± 0.14^***

5.61 ± 0.14ns

4.55 ± 0.12^***

Piroxen+ acetic acid

10

3.00 ± 0.12^*

4.47 ± 0.16^***

6.59 ± 0.16^***

8.88 ± 0.12^***

7.08 ± 0.12^***