As a matter of fact, relaxer is a produce which is used to get your hair straight and not curly. Anyway, it is made up of chemical stuff and is quite irritative to your eyes and could give rise to some problems if not properly taken care of. SO, what you need to do is to flush your eyes well with some clean water, afterwards, you gotta need some antibiotic eye drops to help, if the situation remains bad, you should see a doctor.
Well, in my opinion, you should wash your eyes as soon as possible. Remember that when you wash your eyes, just open your eyes as big as you can. Also, you should keep the water be clean. Or it can just make your eyes infected worse. After washing the eyes, and your eyes turn to red, you can just have some eye drops in your eyes. And then just go and see the eye doctor as soon as possible. Or it can be dangerous to your eyes.
If you want to relax your eyes after some time high extensive use of eyes, you could look far through the window at the tall building. Or you could close your eyes and use your fingers to sneeze your nose. In addition, you could also use the warm compress to make your eyes feel better. There are many ways for you to get the eyes be in the relaxed state.