How to say "aspirin" in Japanese

• アスピリンCommon
  nounThe common word for aspirin, the familiar painkiller and fever medicine; use it in everyday talk, for example when saying you take aspirin for a headache.
  アスピリンを持もってきてください。↗

  Could you send up some aspirin?
• アセチルサリチル酸アセチルサリチルさん
  nounThe chemical name, acetylsalicylic acid, for the compound itself; a less common word, it is seldom what you want in everyday talk and belongs in scientific or medical writing.

Use 「アスピリン」, the common word, when talking about the medicine; 「アセチルサリチル酸」 is the chemical name, acetylsalicylic acid, and appears mainly in scientific or medical contexts.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• アスピリンaspirin
• アセチルサリチル酸アセチルサリチルさんacetylsalicylic acid