Keep plenty of water in easy reach. It's been a very long time since I've suffered one of any significance...

[He did get drunk with Beckett that one time months ago. But it wasn't nearly enough to cause much of a hangover. He hadn't lost as much weight as he had by now back then, and his tolerance was higher as a result.]

...Which usually put me in the position of caring for those who do. Though I would have advised keeping some of your drink to mix into the water for taste, back then. These times seem to have solved that problem on their own.