Give someone a dose of their own medicine
Meaning
To treat someone with the same unpleasant or unfair behavior that they have previously inflicted on others.
Origin
In the 18th century, as medical science slowly shed its more barbaric practices and began to formalize the use of specific remedies and measured 'doses,' a powerful new metaphor entered the English lexicon. The idea of medicine, no longer just a magical cure but a precise, often unpleasant, treatment, became a symbol for confronting bad behavior. Just as a patient might reluctantly swallow a bitter concoction to restore health, the phrase suggested that someone who caused others pain or difficulty needed to experience their own brand of suffering. It wasn't merely about revenge, but about a necessary, corrective 'treatment'—a bitter pill designed to bring clarity and an understanding of the impact of one's actions, ensuring they felt the sting they had so readily inflicted.
Examples
- After Mark spread rumors about everyone, we decided to give him a dose of his own medicine by ignoring his complaints when he needed help.
- She always cancels plans at the last minute, so her friends decided to give her a dose of her own medicine when it came to planning the group trip.