The evaluation of three commonly used acaricides was conducted against the cattle tick Boophilus microplus and the dog tick Rhipicephalus sanguineus. The commonly used synthetic pyrethroids, cypermethrin and deltamethrin (0.05, 0.1 and 0.2% concentrations) and a formamidine compound amitraz (0.1, 0.2 and 0.3% concentrations) were tested against different stages of the cattle tick and the dog tick. The tea bag method was used in the study with all stages of ticks, filter paper impregnation method was used against adult male ticks and larvae and immersion method was used against larvae and...