The next day after taking a bath with water in the ear, you still can’t hear, it may be simple water, cerumen may be swollen and distended; it may also be an acute infection, according to the cause of the disease, you need to alleviate the symptoms through life adjustment, medication (amoxicillin capsule, etc.) and other methods. 1. Simple water ingress: When bathing, water flows directly into the ear due to unprotected ear area, resulting in blockage, which can affect the patient’s hearing. You can try to keep the head down and side ear posture, let the water inside the ear slowly flow out, with the gradual flow of water, hearing will be gradually restored, or enter the hospital by a specialist doctor to apply suction suction out. 2. Expansion of cerumen: cerumen inside the ear swells with water after water ingress, blocking the external ear canal and affecting the hearing, which usually needs to be removed by a doctor to restore the hearing. 3. Acute infection: If there is a lot of water in the ear, causing otitis externa, or if there is a wound inside the ear that causes infection, it can be treated with antibiotics such as oral cefixime granules and amoxicillin capsules. After the inflammation is controlled, the hearing will gradually recover. It is recommended that patients seek medical attention in a timely manner, follow the doctor’s instructions for the appropriate treatment, avoid self-medication, usually bathing should pay attention to protect the ear.