I'm so sorry to hear that, and we all know, the keratitis is troublesome. As a matter of fact, the keratitis stem from the bacteria immersing into the cornea and finally lead to infections. There are various side effects because of it. Lucifugous, tears all the time,successive ache, dry eye, foreign feeling, asthenopia as well as a vision problem. What's worse, if the situation aggravate constantly, even can be a blindness. But there is always a favorable turn. Develop a healthy diets, keep away from the radiation of the TV and computer, get enough rest in consideration of health. And the most important tip is cooperating with the doctor and i sincerely hope you can recovery soon.