Levofloxacin eye drops should not be used for ear drops. Levofloxacin, available as eye drops and ear drops, are two completely different preparations, and Levofloxacin eye drops should not be used for ear drop therapy. Levofloxacin eye drop solution is incorporated with relevant stabilizers and excipients suitable for ocular applications to regulate pH, viscosity, and osmotic pressure, but are not suitable for use in the ear. The solvents added to the ear preparations, such as water, glycerol, and other excipients, are non-toxic and non-irritating, and do not adversely compress the eardrum, as well as having good bacteriostatic properties. And levofloxacin eye drops do not have these characteristics, so you can not levofloxacin eye drops ear drops. If you have ear discomfort, go to the hospital in time, not blindly self-medication.