"evaluation of the effect of oxantel – pyrantel on various soil transmitted helminths in iran "

the effect of a combination of oxantel- pyrantel with a single dose of 10 mg/ kg body weight on trichuris trichiura, ascaris, trichostrongylus spp. and ancylostoma duodenale has been evaluated among the population of two rural areas in khuzestan, southwest iran (41 persons) and isfahan, central (30 persons). all patients were infected with trichuris trichiura and some simultaneously with one or more other helminthes. in addition to stool examinations, to elucidate the possible side- effects, several blood and urine tests were conducted before and after treatment. a cure rate of 83% has been found among trichuris cases treated in both areas. cure rates observes for ascariasis and trichostrongyliasis were 93. 3% and 23% in khuzestan, as well as 90% and 50% in isfahan, respectively. cure rate for ancylostomiasis was 86% in khuzestan.significant reduction in the mean number of egg.gr of faeces has been observed.side- effects encountered were mild and transient. the promisisng effect of this drug on soil – transmitted helminthes, particulary trichuris trichiura has been proven.