Table 1.

Thiopental sodium–induced sleeping time.

Groups	Dose (mg/kg)	Onset of sleep (min)	Duration of sleep (min)
Control	10 ml/kg	11.77 ± 4.23	9.21 ± 1.33
Alprazolam	1	8.31 ± 4.79cp	12.59 ± 5.69cp
MEGL	200	11.26 ± 1.86cp	15.23 ± .085cp
	400	5.42 ± 1.09 cp	14.23 ± 3.09 cp

Values are presented as the mean ± SEM (n = 5). cp < 0.001 compared with the control group (Dunnett's test). MEGL: methanol extract of G. lucidum.