It was in 1897 that a European chemist called Dr Felix Hoffmann produced acetylsalicylic acid (ASA) from some other chemicals to make a medicine for his father.

1897年，一位名叫费利克斯，霍夫曼的欧洲药剂师从其他化学物质中提取乙酰水杨酸(asa)制成药物，为自己的父亲治病。

youdao

He came up with a compound called acetylsalicylic acid (ASA) which appeared to share the therapeutic properties of other salicylates, without causing stomach irritation.

BBC: Aspirin: A century of good news