I recently had to join in on a toast to a departed relative. I asked for a 'splash' of the wine in a tiny glass. I raised that glass and sipped about quarter of a standard teaspoon in. Apart from when in medicines, that's the most alcohol I would ever knowingly consume in a year.
As for other mind-clouding drugs, also wouldn't go there. Weed really undermines samma-sati, as I recall. Once, I used to think it enhanced meditation. Now, I know that it only appeared to
; to the deluded mind at that time, it appeared to deepen meditation, but actually, it hindered
I adore coffee though...luckily caffeine is the one 'drug' we Buddhists are allowed to consume - and I enjoy the best.