误食有毒食物后，医生有时会使用催吐剂来清除胃内容物。

After accidental ingestion of toxic food, doctors may use ___emetics to clear the stomach contents.

医生警告说这种药有催吐作用，饭后服用可以减轻不适。

The doctor warned that this medicine has ___emetic properties, so take it after meals to reduce discomfort.