hypnotic-sedative activity

例句：

1. 1.The drug's hypnotic-sedative activity is well-documented in scientific studies.
   这种药物的催眠镇静作用在科学研究中有充分记录。
2. 2. The patient was given a hypnotic-sedative medication to help him sleep.
   患者被给予一种催眠镇静药物以帮助他入睡。
3. 3.The hypnotic-sedative activity of the drug has been shown to improve cognitive function.
   这种药物的催眠镇静作用已被证明可以提高认知功能。