“催吐剂”的英语可以翻译为：emetic，vomit，vomitive，vomitory ...

他吃了有毒的浆果,已给了他 催吐剂.He was given an emetic ( medicine ) after eating poisonous berries.但一般还得采用更为科学的催吐剂法.But in general have a more scientific method emetic.禁止给病人碳酸氢钠或催吐剂.Do not give patient any baking soda or emetics....