TABLE 1.

Behavioral characterization of seizures triggered by the administration of pentylenetetrazol (PTZ) and after previous administration of diazepam (DZP) or extract of Euterpe oleracea stones (EEOS) (latency in seconds).

Stage	Behavior	PTZ 60 mg/kg i.p.	DZP 5 mg/kg + PTZ i.p.	EEOS 300 mg/kg + PTZ i.p.
0	No behavioral changes after PTZ administration.	–	–	–
I	The animal has immobility.	43.56 ± 6.560	–	85.11 ± 6.528
II	The animal exhibits rapid vibratory movements and a feathered tail.	58.00 ± 5.760	282 ± 32.06	116.9 ± 12.25
III	The animal presents isolated clonic seizures of one or more limbs, especially the anterior limbs.	89.33 ± 6.042	No evolution	170.0 ± 19.10
IV	The animal has generalized clonic seizures, abundant salivation, and transient loss of posture reflex.	103.2 ± 5.652	No evolution	No evolution
V	The animal presents tonic-clonic seizures (Great-mal), loss of posture reflex, and death from respiratory arrest.	165.0 ± 19.70	No evolution	No evolution