Whether a drop of ear drops mistakenly put into the eye is harmful or not cannot be generalized. Antibiotic ear drops, such as ofloxacin ear drops, generally do not cause serious harm. However, sodium bicarbonate ear drops, etc., may burn the conjunctiva and affect vision. Ear drops are commonly used clinically to improve cerumen sclerosis in patients and to treat disorders in the patient’s ear canal. The main ingredients of different ear drops are different, so whether a drop of ear drop mistakenly put into the eye is harmful cannot be generalized, but needs to be judged according to the type of ear drop used by the patient. Antibiotic ear drops such as ofloxacin ear drops, which contain a higher concentration of of ofloxacin compared to the commonly used ofloxacin eye drops, a drop in the eye may lead to the patient’s eye stinging and other discomforts, but will not cause serious harm. Sodium bicarbonate ear drops, salicylic acid alcohol ear drops and other ear drops, drops into the eye irritation, and sodium bicarbonate, salicylic acid and other ingredients, may burn the patient’s conjunctiva. At this time will not only lead to patients with eye stinging and other discomfort, but also may lead to patients with blurred vision, vision loss, etc., the patient’s eyes are more harmful. Whether it is the above mentioned of oxfloxacin ear drops, or sodium bicarbonate ear drops and other ear drops, after mistakenly dripping into the eyes, the patient needs to immediately use water to rinse the eyes and consult a doctor in time to avoid the impact on the eyesight.