It may take several minutes to several hours to hear water in the ear; those with water in the ear causing cerumen expansion can remove the cerumen; those with infections usually take about 7 days to get well. 1. If the ear canal is clear after water enters the ear, the water can be drained out by sucking the water with a cotton swab; chewing gum; and pulling the ear screen with the hand, with the ear canal facing down. Usually a few minutes and hours can be relieved. 2. Water ingress can swell the cerumen, which needs to be removed by a doctor before hearing. 3. If the original tympanic membrane perforation and chronic suppurative otitis media, such as more water or dirt contamination, may cause acute infection, need to follow the doctor’s instructions oral penicillin V potassium tablets, amoxicillin and other drugs to control the infection, and topical antibiotic ear drops, such as levofloxacin hydrochloride ear drops ear pointing. Generally about 7 days to recover. Once the ear into the water, it is best to consult a doctor in a timely manner, in accordance with the doctor’s instructions to take the appropriate method of treatment, not blindly use their own medication.