Table 2.

Effect of Verbena officinalis Extract on Tumor Weight and Tumor Inhibition Rate

Group	Dosage	Number of	Tumor weight	Inhibition rate
	(g crude drug/Kg)	animals	(g)	(%)
Model	-	10	3.12±0.98	-
Cisplatin	1 mg/kg	10	1.78±0.74**	42.94
High-dose	40	10	1.91±0.38**	38.78
Medium-dose	20	10	2.24±0.84*	28.20
Low-dose	10	10	2.63±1.24	15.71

Comparison with the model group, * P<0.05; ** P<0.01