Thirty adult maleal bino rats,randomlyassignedinto6groups(A-F)of5
rats eachwereused.Theywere either infected with lX106 trypanosomes intraperitoneally (groups
A-E) or uninfected (group F).Thedifferentgroupswere treated respectively as follows:group
A-with 3.5mglkgDA;groupB-3.5mglkgDAand7.5mglkglevamisole;groupC-3.5mglkgDA
and 100mglkgvitaminC;andgroupD-3.5mglkgDAand7.5mglkglevamisoleand100mglkg
vitamin C.GroupEwasleft untreated. Parameters assessed include: rectal temperature, body
weight changes, packed cell volume (PCV), Haemoglobin concentration (Hb), total leucocytecount
(fLC) differentialleucocytecount (DLC), parasitaemia, clinical signs andsurvivability.