We report the results of mass treatment, with respect to Enterobius vermicularis and Ascaris lumbricoides of 1,627 people in a Lima orphanage, with a single oral dose of pyrantel pamoate.  A sample of 417 children was chosen at randon to provide confidence limits of over 95%; th GRAHAM scotch tape technique, adequate to detection of Enterobius ova, was performed twice botton before and after treatment in 386 of the selected children; 369 children provided fecal samples which were studied by the following techniques: Direct motile larvae and protozoa), and Rapid Sedimentation (for dense ova, such as Fasciola hepatica); other children failed to provide either the pre-post-treatment samples. E. vermicularis ova were found in 249 (64.5%) of the 386 children. A. lumbricoides ova were found in 22 of the 369 children. ´Pyrantel pamoate, as a suspension, and at a dose of 10mg per kg body w...

We report the results of mass treatment, with respect to Enterobius vermicularis and Ascaris lumbricoides of 1,627 people in a Lima orphanage, with a single oral dose of pyrantel pamoate.  A sample of 417 children was chosen at randon to provide confidence limits of over 95%; th GRAHAM scotch tape technique, adequate to detection of Enterobius ova, was performed twice botton before and after treatment in 386 of the selected children; 369 children provided fecal samples which were studied by the following techniques: Direct motile larvae and protozoa), and Rapid Sedimentation (for dense ova, such as Fasciola hepatica); other children failed to provide either the pre-post-treatment samples. E. vermicularis ova were found in 249 (64.5%) of the 386 children. A. lumbricoides ova were found in 22 of the 369 children. ´Pyrantel pamoate, as a suspension, and at a dose of 10mg per kg body w...