dose

a dose of your own medicine: seemedicine.

in small doses experienced or engaged in a little at a time.

2013DVD Verdict Jeong is an actor of considerable comedic talents, but his Chow is a character who works only in small doses.

like a dose of salts very fast and efficiently. British informal

☞ The salts referred to in this expression are laxatives (e.g. Epsom salts).

1991Peter CareyThe Tax Inspector She's going to go through your old man like a dose of salts.