Chloramphenicol eye drops generally refers to Chloramphenicol eye drops are used for the treatment of eye infections caused by Escherichia coli, Haemophilus influenzae, Klebsiella spp, Staphylococcus aureus, hemolytic streptococcus, and other sensitive organisms, such as symptoms of trachoma, conjunctivitis, keratitis, and blepharitis, which are broad-spectrum anti-microbials as well as bactericidal and bacteriostatic effects. The main component of Chloramphenicol Eye Drops is chloramphenicol, and the excipient contains sodium vitrate, bacteriostatic agent hydroxyphenethyl ester. Characteristics of colorless to slightly yellowish green clear liquid, chloramphenicol antibiotic, belongs to the bacteriostatic agent, on the Escherichia coli, Klebsiella pneumoniae, Streptococcus, Salmonella typhoid fever and other types of bacteria with inhibitory effect. However, it should be noted that chloramphenicol eye drops can have eye irritation and allergic reactions. Antagonism can occur when combined with macrolide antibiotics such as lincomycin or erythromycin, so it is not suitable for joint application. In addition, it is prohibited for those who are allergic to the product, newborns and premature infants. Pregnant women should use it with caution under the guidance of a medical professional.