利泄剂

例句：

1. 1. The doctor prescribed a diuretic to help him lose weight.
   医生开了一种利尿剂来帮助他减肥。
2. 2.The patient needed to take a diuretic before surgery to reduce his water retention.
   患者需要在手术前服用利尿剂以减少他的水肿。
3. 3. The medication was effective in treating the patient's symptoms, including a mild diuretic effect.
   这种药物对患者的病情有效，包括轻微的利尿作用。