为了观察集体服药的驱蛔效果,于1986年至1990年让全市农村在校中小学生每年1次集体普服丙硫咪唑或甲苯咪唑。7～1l岁每次200 mg,12～18岁400 mg,服后1星期内询问并记录排虫情况。结果1986年至1990年学生的排虫率依次为68.2% In order to observe the effect of drug administration roundworm, from 1986 to 1990, school-age primary and secondary school students in rural areas in the whole country were generally treated with albendazole or mebendazole once a year. 7 ~ 1l-year-old 200 mg each, 12 to 18 years old 400 mg, within 1 week after serving to ask and record the row of worms. Results From 1986 to 1990, the students’ germinating rate was 68.2%