Table 1.

Antiplasmodial activity of Stachytarpheta cayennensis during 4-day test

Drug/extract	Dose (mg/kg/day)	Average (%) parasitaemia	Average (%) suppression
Stachytarpheta cayennensis extract	90	15.66±4.02*	64.6
	180	10.0±3.74*	77.42
	270	9.66±4.49*	78.2
Chloroquine (standard)	5	5.39±1.73*	87.8
Distilled water (control)	0.2 ml	44.3±3.08	-

Data are expressed as mean±S.D for five animals per group.F=98.025

^*P<0.001 when compared to control