Methods: Using the defined daily dose (DDD) system and the daily drug cost, we analyzed the hypnotics consumption from 1996 to 2005. Results: The daily drug cost of BZ hypnotics was much lower than non-BZ hypnotics.

• 方法:采用WHO推荐的限定日剂量作为基本指标的分析方法,对我院催眠药物的用药频度、日用药金额等有关数据进行统计分析并排序。 结果:BZ药物的日用金额一般都明显低于NBZ药物。