Well, as a matter of fact, it was so careless of you to have let that happen since it is so rare. Anyway, for the time being, you should use plenty of fresh water mixed with salt to flush your eyes until you feel any better. Next, you should get some antibiotic eye drops to deal with your eyes. Most importantly, you must not rub your eyes because this would give rise to some infections. Hope you recover as soon as possible.
It always happen in our daily life for get something into eye, and it's not a serious problem which do not need see a doctor because you can solve it by yourself:
Firstly, take it easy, and do not rub the eye even you want to;
Second, rinse your eye with much liquid water to flush it out;
Third, using a clean towel rub your eye to make it dry;
Fourth, have a break, and you will be recover only after several minutes.
Hello, actually it's quite possible for someone to get pee in the eyes. Just take it easy because it will not harm your eyes at all. You can just wash it out. You can use some eye drops or eye wash, also you can just use water. Soak your eyes into the water and keep blinking. The pee will come out a lot. What's more try to yawn and moisten the eyes. After doing these, just leave your eyes alone, don't worry it, it will be better soon.