本文作者试图摸索双萘羟酸噻嘧啶治疗同时感染蛔虫、钩虫、鞭虫者的最低有效剂量。治疗对象系同时感染蛔虫、十二指肠钩虫和美洲钩虫的6～13岁儿童共630名,其中307名儿童还有鞭虫感染。上述对象任意分为4组,分别按每公斤体重2.5、5、7.5和10毫克4个剂量给药,均于饭前2小时一次顿服。给药后访问并记录24小时内的副反应。治疗前和治疗后4周采用司徒氏稀释虫卵计数法和硫酸镁饱和盐水漂浮法进行粪 The authors sought to explore the minimum effective dose of pyrantel hydrochloride for the treatment of roundworms, hookworms and whipworms. A total of 630 children aged 6 to 13 who were infected with Ascaris, Duodenal Hookworms and Hookworms simultaneously were treated, of whom 307 also had Trichuris. The subjects were randomly divided into 4 groups, respectively, according to 2.5, 5, 7.5 and 10 mg per kg body weight 4 doses, were served 2 hours before meals Dayton clothing. After administration, visit and record side effects within 24 hours. Four weeks before treatment and four days after treatment, stool dilution was used to count egg and magnesium sulfate