Well, maybe eye ulcers can heal by its own. But on the other hand, I will suggest you try some ways to treat it, for eye ulcers can be very dangerous. In some cases, it may lead to blindness. Generally speaking, if the clear coating and cornea has been rubbed or irritated, a small tear or cut may occur in your eyes. That can lead to eye ulcers. You should remember that it can make your eyes infected easily, suffering the risk of vision loss. At first, you can use a cold compress and Ibuprofen to prevent eye pain. Or just go and see the eye doctor.