为控制磺缺乏病，1995年5月23日鄄城县红船镇孙老家小学组织三年级4个班学生投服碘油丸。服药后出现了以胃肠道为主的不良反应．为查明原因，我站组织了调查，现将结果报告如下．1流行病学资料服药学生共143人，发生不良反应18例，占服药人数的12．59％，其中男生占33．33％（6 In order to control Sulfo-deficiency Disease, on May 23, 1995, Sun Chuanjia Primary School, Hongzhu Town, Tancheng County organized four classes of students in the third grade to cast iodized oil pills. After taking the drug, there were mainly gastrointestinal side effects. In order to find out the reasons, I organized a survey and reported the results as follows. 1 Epidemiological data A total of 143 students took medications. There were 18 cases of adverse reactions, accounting for 12.59% of the total number of people taking drugs, of which 33.33% were boys (6