“…and Ascaris (Stephenson et al, 1989), mebendazole against Trichuris (Sargent et al, 1975), pyrantel and piperazine against Ascaris (Bell, Nassif, 1971), and tetramizole against Ascaris, hookworms and Enterobius (Thienpont et al, 1969). In all aforementioned studies, the McMaster technique was used in the areas with a high prevalence of parasitic infections and high parasite and egg loads per patient.…”