The general eye drops have a therapeutic effect, but also often have certain side effects, so many eye drops in the eyes after the drops, there is often pain in the eyes of this symptom, do not worry, usually after a while can be relieved. But chloramphenicol eye drops, usually in the hospital is rarely used, is often the drugstore sold more. If you have a conjunctival inflammatory reaction, or a corneal inflammatory reaction, you must go to a regular hospital and use the eye drops prescribed by the hospital doctor, such as levofloxacin eye drops or tobramycin eye drops, which are much more effective than chloramphenicol eye drops and are much less irritating to the eyes. The actual eye area is usually a lot more than just a few hours.