Ear hole inflammation is caused by bacterial infection, can be treated by oral antibacterial drugs, topical antibacterial ointment and so on. 1. Oral antibacterial drugs: commonly used antibacterial drugs are penicillin antibiotics, cephalosporin antibiotics, macrolide antibiotics, such as amoxicillin clavulanic acid potassium, cefuroxime, roxithromycin, etc., which have a very good anti-infective effect on the inflammation of the ear hole. 2. Topical antibacterial ointment: commonly used antibacterial ointment erythromycin ointment, mupirocin ointment, etc., can be applied to alcohol or iodophor sterilized, locally applied, the inflammation of the ear hole has a very good anti-infective treatment effect. These drugs above have different degrees of adverse reactions, such as gastrointestinal irritation, rash, skin irritation, etc. When using these drugs for treatment, be sure to use them under the guidance of a doctor in strict accordance with medical advice. At the same time to keep the ear dry and clean.