くすり
kusuriga kiku

Godan Verb (ku)
Expression

1. to have medicine be effective

うんよく くすり くとき いち ぎに れるけど、薬 くすり まないと よん ぐらいまで ねむれない。
un yoku kusuriga kiku toki ichijisugini nererukedo kusurio nomanaito yojiguraimade nemurenai
If I'm lucky enough for the medicine to work I can get to sleep after 1am but if I don't take it then I can't sleep until about 4am.
Other forms: