Research Article

In Vitro Filaricidal Properties of Aqueous Extracts of Combretum nigricans (Combretaceae) on Onchocerca ochengi (Onchocercidae)

Table 3

Effects of aqueous extracts of leaves, trunk bark, and roots of Combretum nigricans on some physiological parameters in rats.

Physiological parametersUntreated groupTreated group (2000 mg/kg)

Piloerection++
Noise sensitivity--
Appearance of stools--
Drowsiness++
Motility--
Weight loss--
Mortality00

+: present; -: absent.