YOU SAID:

I'm waiting for this cough syrup to come down.

INTO JAPANESE

この咳止めシロップが出るのを待っています。

BACK INTO ENGLISH

Waiting for this cough syrup to come out.

INTO JAPANESE

この咳止めシロップが出てくるのを待っています。

BACK INTO ENGLISH

Waiting for this cough syrup to come out.