A medicine used to reduce fever; often refers to ingredients found in over-the-counter cold medicines or prescribed drugs.
子どもが高熱を出したので解熱薬を飲ませた。
The child had a high fever, so I gave them an antipyretic.
解熱薬を服用しても熱が下がらないときは受診してください。
If the fever doesn't go down even after taking antipyretics, please see a doctor.
市販の解熱薬は用法・用量を守って使うことが大切だ。
It's important to follow the directions and dosage when using over-the-counter antipyretics.