saltines and lots of water. analegesics and caffeine.
While I would like to say that partaking to the point of pukery provides valuable life lessons like: don't drink that. or moderation is the wisest course. or know when to say when.
These are excellent lessons that I have yet to manage to pick up on. I will say that the hangover the next day is certainly a reminder that the human body has its limitations and a certain fragility. And that it is important to remember this and be kind to yourself.