Table 1. Experimental design

Group	Treatment
CON	Saline (i,v) + saline (orally)
SCO	Scopolamine 2 mg/kg (i.v) + saline (orally)
TAC	Scopolamine 2 mg/kg (i.v) + tacrine 10 mg/kg (orally)
SRCE 150	Scopolamine 2 mg/kg (i.v) +RCE1) 150 mg/kg (orally)
SRCE 300	Scopolamine 2 mg/kg (i.v) +RCE 300 mg/kg (orally)

RCE, red chiocry extraction.