After eardrum repair, the first thing to do is to prevent infection, as long as there is no infection, there is more than 71% chance that the repair will be successful. There is another situation, do not enter dirty water in the ear, especially shampoo and so on, and usually do not enter the polluted environment of the heavier place. At the same time, do not pinch your nose, close your mouth and puff, and prevent cold and flu, it is easy to get into the middle ear cavity through the Eustachian tube pharynx due to cold and flu or cold, leading to symptoms of infection. Usually the diet should be light diet, do not eat spicy and stimulating food, especially to avoid alcohol and tobacco, and in the outer end of the ear, do not pull and massage the ear screen.