Pot , used sparringly is ok... any more often it damages many things ( will not get technical here ).
All the other stuff you mentioned were designed to enhance and trigger programming. I swear to god you are fucking with the wrong stuff. If you would know what I know you would never ever touch that stuff.
I'm saying this just to underline the severity of the issue of using recreational drugs.
Booze ( quality and in reasonable quantities ) and quality pussy should be your drugs of choice.
Oh and BTW : it's all good and fun until you're knee deep in it.