１资料８例女性患者，年龄１８～３４岁，因患精神分裂症分别于１９９７年５月～１９９７年１１月期间来我院精神科就诊，用药前月经周期均正常，予利培酮片口服。开始服用１～２ｍｇ／ｄ，根据病情逐渐增加剂量，到第４周分别增至３ｍｇ／ｄ（１例）、４ｍｇ／ｄ（６例）... 1 Materials 8 cases of female patients, aged 18 to 34 years old, suffering from schizophrenia were from May 1997 to November 1997 to our hospital psychiatric treatment, menstrual cycle before treatment were normal to oral risperidone tablets . Start taking 1 ~ 2mg / d, according to the condition gradually increase the dose to the first 4 weeks were increased to 3mg / d (1 case), 4mg / d (6 cases) ...