即そっ効こう薬やく

noun

quick-acting remedy; fast-acting medicine

Refers to a medicine or treatment that works quickly. Can also be used figuratively for a swift solution.

• この即そっ効こう薬やくを飲のめば、すぐに痛いたみが治おさまる。

  If you take this fast-acting medicine, the pain will subside right away.

• 彼かれのアドバイスは、まるで即そっ効こう薬やくのように問もん題だいを解かい決けつした。

  His advice solved the problem like a quick-acting remedy.