Depending on the type of infection, different drops can be chosen for the treatment of ear infections. Patients are advised to seek medical attention and take secretions for bacterial culture and drug sensitivity tests, so that they can follow medical advice and use medication according to the test results. 1. Bacterial infections: ear drops are usually selected from broad-spectrum antibiotics, including oxyfloxacin ear drops, levofloxacin ear drops, ciprofloxacin ear drops, lomefloxacin ear drops, etc. It should be noted that ototoxic drugs should be avoided as much as possible. 2. Fungal infections: boric acid Alcohol ear drops, salicylic acid alcohol ear drops, etc. are usually used to treat fungal infections. At the same time, the ear canal should be thoroughly cleaned, and hydrogen peroxide and other solutions can be used to remove the foci of fungal infection in the ear canal as thoroughly as possible. During the treatment period, you should develop good habits, do not dig your ears with unclean things or fingers, and keep the external ear canal clean and dry to prevent water from entering. For patients with severe ear pain, they can be treated with oral or intravenous antibiotics and no spicy and irritating food. If patients experience worsening ear pain and significant hearing loss during treatment, they should go to the hospital promptly.