Phytochemical Analysis and In Vitro and In Vivo Pharmacological Evaluation of Parthenium hysterophorus Linn

Table 6

The sedative effect of crude extracts and various fractions of P. hysterophorus.

Treatment	Dose	No. of lines crossed
Normal saline	10 ml/kg	126 ± 1.25
Diazepam	0.5 mg/kg	6 ± 0.13
MeOH	25	110.51 ± 4.23
	50	102.60 ± 3.44
	100	94.68 ± 3.35
Hexane	25	115.90 ± 4.21
	50	108.69 ± 3.40
	100	100.99 ± 3.30
Aqueous	25	98.51 ± 4.29
	50	88.63 ± 3.24
	100	80.61 ± 3.14
Ethyl acetate	25	107.51 ± 3.99
	50	97.61 ± 3.29
	100	89.66 ± 3.00
Chloroform	25	105.55 ± 4.34
	50	94.65 ± 3.20
	100	83.69 ± 3.10
Butanol	25	100.54 ± 4.200
	50	90.69 ± 3.23
	100	81.65 ± 3.13

where, , , and .