For most patients with otitis media, washing the ear with hydrogen peroxide ear drops is possible and effective. Clinical analysis of the following, otitis media is mostly due to bacterial infection, bacteria in the ear canal and the drum chamber of a large number of growth, clinical application of hydrogen peroxide ear drops ear washing, can play the role of hydrogen peroxide ear drops strong oxidizing agent, able to kill the bacteria in the ear canal and the drum chamber, to reduce local inflammation and infection may be. Hydrogen peroxide ear drops can dilute the very sticky pus plugs in the ear canal and the tympanic chamber, so that the pus plugs can be easily discharged, through the repeated cleaning of the ear canal with hydrogen peroxide ear drops, it is conducive to the reduction of inflammation, which is conducive to the next step of the treatment with levofloxacin ear drops and other ear baths, so that the lesion can be completely restored, clinically, when using hydrogen peroxide ear drops to wash the ear, if there are fresh wounds in the ear canal, it must be used with caution. The use of hydrogen peroxide in clinical ear washing should be used with caution in individual patients who have fresh wounds in the ear canal. Because hydrogen peroxide has a certain stimulating effect on fresh trauma, wounds, can lead to severe pain in patients, can be used sparingly in moderation.