Water in the ear, buzzing may be related to water in the ear, cerumen expansion, otitis externa, etc. You can use cotton swabs to clean up the water and cerumen in the ear, and use medication to fight infection to relieve the symptoms. 1. Water in the ear: If the water in the ear is not cleaned out in time and comes into contact with the tympanic membrane, it will easily cause buzzing in the ear. At this time, you can use a clean cotton swab to clean up the water inside the ear in time. 2. Cerumen expansion: There is cerumen in the external ear canal, and once the ear gets water, the cerumen adsorbs the water and causes expansion, which leads to cerumen expansion and causes the ear to be stuffy and buzzing. You can go to the hospital to remove the cerumen from the ear or flush the external ear canal. 3. Otitis externa: Buzzing in the ear may be caused by otitis externa, which can be treated with antibiotic drops such as ofloxacin ear drops to reduce inflammation and relieve symptoms. You can use antibiotic ear drops such as ofloxacin to reduce inflammation and bacteria to relieve the symptoms. Water in the ear buzzing symptoms are more serious, the patient can go to the regular hospital otolaryngology in a timely manner.