Table 1: Sedative action of Lavandula officinalis methanolic extract. p.o. means oral route; i.p. means intraperitoneal route; means number of mice per group; sec means seconds; ME: mean methanolic extract; DZP means diazepam. Data are expressed as mean ± SD; versus the control group.

TestControlDiazepam i.p.Methanolic extract of Lavandula officinalis in mg/kg p.o.
DZP (3 mg/kg)ME (100 mg/kg)ME (200 mg/kg)ME (400 mg/kg)ME (600 mg/kg)

Traction testRe-establishment time0.09 sec ± 0.010 sec ± 0.30.08 sec ± 0.55 sec ± 0.5*18 sec ± 0.5*
Fireplace testTime to go back the tube in seconds7 sec ± 0.5>2 minsec ± 0.530 sec ± 1*0.58 sec ± 1*
Hole-board testExplored holes during 5 minutes 2 ± 0.0*1 ± 0.0*