a trial was devised to assess whether the administration of selenium and cobalt together with the anthelmintic mebendazole ( ovitelmin s & c ) was safe and could improve the supplies of selenium and cobalt for adult sheep fed a whole grain diet , low in both elements , which produced a steady decrease in blood glutathione peroxidase ( gshpx ) and plasma vitamin b12 concentrations .
C0003158
anthelmintic
C0025023
mebendazole