tetrahydrozoline

例句：

1. 1. This medication is effective for treating hypertension.
   这种药物对治疗高血压有效。
2. 2. The patient was given a tetrahydrozoline injection to help him relax.
   患者接受了一种四氢唑啉注射，以帮助他放松。
3. 3. Tetrahydrozoline is used to treat conditions such as anxiety and insomnia.
   四氢唑啉用于治疗焦虑和失眠等疾病。