Even through the haze of all those substances, which I'm not going to state the obvious and tell you how dangerous they are especially mixed - even through all that, you DO want to survive
You've searched and signed up to SR and it's the best thing you could have done - well done.
I don't really have any experience of anything other than alcohol, to relate, but I'm sure others will and you'll find this a very warm and friendly forum
Again,