当诊所利用更少更便宜的药物时，分析家预期在这种改变之后，药物价格将会至少下降10%。
Analysts expect drug costs to fall by at least 10% soon after the change, as clinics use fewer or cheaper drugs.
方法采用限定日剂量和药物利用指数为指标对我院精神药品的处方进行调查和分析。
Methods prescriptions of psychotropic drugs in our hospital were investigated and analyzed by defining daily dose and the drug utilization index.
方法：采用WHO推荐的限定日剂量(DDD)和药物利用指数(DUI)作为药物利用研究单位，对北京安贞医院一个月门诊处方进行分析。
METHOD: by using Definite Daily Dosage (DDD), Drug Utilization Index (DUI) recommended by WHO as indicators, prescriptions of a month in the Anzhen Hospital were statistically analysed.
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