The damage caused by cyathostomins at the gut level
may be assessed by measuring the levels of the LDH
activity.
The topical application of a 1 mg/kg BW IVM dose
provides very effective results against the intestinal parasites
infecting grazing horses. By taking into account the
ease and safety of administration, this formulation is
strongly advised for deworming of horses under an
extensive regime or in cases when their correct immobilization
is not possible