They might, I personally couldn't tell you for sure though. However, read what I replied to megakaka below.4-MeO-PCP and downers potentiate each other, right? Just wanted to ask and not do anything stupid.
I think I remember reading they do, but I'm not sure, so I figured I'd ask just to be on the safe side.
Many antiglutamatergic dissociates lower your tolerance to various drugs, among them opioidergic drugs it seems. Glad to hear you are are still alive and kicking!You should watch out when mixing 4-meo-pcp with downers. I did OD on heroin the day after a heavy 4-meo-pcp experience.