What's the most painful thing you could inject yourself with?

Lemon juice? Hot sauce extract? Cleaning chemicals?

Yeah I want to die and I think only inescapable pain will do for me.

potassium

venom from the bullet ant (Paraponera clavata)

anything, if injected into the bone.

marijuana

Air, it expands your veins and causes excruciating pain

Cum

This is pretty true actually. My brother passed from injecting too much insulin. Didn't look good.

It was a horrible treatment for schizophrenia. They used small doses that, usually, didn't kill people. If you put too much into someone they will die. Im sorry for your lose by the way.