What are the long term effects of an methadone overdose?

Question

I am just curious about what a methadone overdose does to your body in the long term?

What I mean is that my brother in law took WAY too much methadone and had no pulse and was not breathing and he is now in ICU and I was curious about what shape he is going to be in now

Answer 1

There usually isn't a long term problem.

Want to know why?

Because in short term it can kill you.

Answer 2

death