Gatifloxacin eye drops and ofloxacin eye drops are not a drug, there are differences in their antibacterial spectrum. Gatifloxacin eye drops and ofloxacin eye drops both belong to quinolone antibiotics, but they are different drugs, antibacterial spectrum has differences, ofloxacin on gram-negative bacillus infections, gatifloxacin on anaerobic and gram-positive bacterial infections is also better efficacy. Gatifloxacin eye drops are suitable for acute bacterial conjunctivitis caused by sensitive bacteria, common adverse reactions are conjunctival irritation, tearing, conjunctival congestion, etc. It is forbidden to use in people who are allergic to the drug, people who are allergic to quinolones, and diabetic patients. Oxyfloxacin eye drops are suitable for blepharitis, dacryocystitis, blepharitis, conjunctivitis, blepharitis, keratitis caused by sensitive bacteria, as well as for ophthalmology perioperative aseptic chemotherapy method, etc., the common adverse reactions include ocular irritation, eyelid itching, blepharitis, conjunctival congestion, etc., and is prohibited for those who are allergic to oxyfloxacin and quinolone drugs. Patients are advised to use Gatifloxacin Eye Drops and Ofloxacin Eye Drops as prescribed by the doctor and not to use them without authorization to avoid adverse reactions.