毒を持って毒を制すだ！の英語

We've got to fight fire with fire!

Diamond cuts diamond.

to neutralize poison with poison 【イディオム・格言的には：】“Like cures like”

“Like-cures like.”【イディオム・格言的】

Poison enters into the system.

I have been poisoned.

the state or quality of looking really poisonous

Poison takes effect.

to administer poison

to kill a person by poison

to take poison

She's been poisoned.

to take poison

The poison has pervade his whole system.

The poison has pervaded his whole system.

The poison spread through his whole body.

The system works out the virus.

Poison enters into the system.

Poison enters into the system.

alcohol that contains poison

He is very much to be pitied

He must needs be pitied.

administer poison to

All overs are ill.

to be able to poison a person

to administer poison―poison a man

the state of being toxic

die by poison

to administer poison

It's neither good nor bad.