Table 2.

Effect of oral administration of aqueous extracts at 50, 100, 200 and 300 mg/Kg of RA collected from the wild flora (RAs) and micropropagated cultured (RAmp), the number of phenylquinone-induced writhing produced in experimental animals.

Group	Extract	N	Doses (mg/kg)	No. of writhing (SEM±SD)	Percent of inhibition (%)
Control	–	4	–	42.25±6.4	–
Ibuprofen	–	4	75	9.50±0.3**	77.5
RAs	Infusion	4	50	22.5±4.9**	46.7
RAs	Infusion	4	100	15.8±1.7**	62.6
RAs	Infusion	4	200	14.3±2.3**	66.2
RAs	Infusion	4	300	9.50±0.6**	77.5
RAiv	Infusion	4	50	24.5±3.1**	42.0
RAiv	Infusion	4	100	20.8±1.9**	50.8
RAiv	Infusion	4	200	14.8±2.0**	65.0
RAiv	Infusion	4	300	11.3±1.4**	73.3

SEM±SD: Standard deviation more or less error; Significant differences were considered when p is at least.

^*p<0.001.

^**p<0.0001.