For some men it is a fantasy, and some women. Not me.
But, if I had to drink my own pee to survive - I would do it.
Another thing, if it is a really hot day you don't pee a great deal (unless you drink copious amounts of water) so your pee that you drink will be a bit concentrated.
If it meant that you had to live in the Sahara or wherever as you dragged yourself along to the next mirage - I'd do it. What does Bear whatsishname do?
Name a new "Cocktail"?