After eating the fillings, be careful not to eat for 2 hours. This is because it takes some time for the filling material to cure. After 2 hours, you can eat mild liquid or semi-liquid such as porridge, soup, bread and milk. You can't chew food with your filled teeth within 24 hours. In case the filler falls off. The chewing function of teeth after filling is not as good as that of real teeth, so even in the later stage, it is not advisable to bite hard and sticky food with restorations to avoid tooth fracture. Diet should not be too cold or too hot. Avoid chewing gum at first. If white filling materials are used, it is recommended to drink less strong tea, coffee, cola and drinks to avoid smoking, because these foods can easily discolor the materials and affect the appearance. Usually pay attention to gargle after meals and maintain oral hygiene. Brush your teeth the next day after filling your teeth. It is recommended not to brush your teeth. Avoid brushing your teeth with a hard brush or a horizontal brush within 7 days, so as not to cause the filling material to fall off. From the second day after filling teeth, you should clean your mouth and brush your teeth carefully every day, especially at the joint between filling teeth and teeth, so as to prevent the recurrence of tooth decay. Discomfort usually occurs 2~3 days after filling teeth, and it is normal to have slight pain or foreign body sensation. Because the teeth are affected by * * * during the treatment, there is a short adaptation time for the filling materials. However, if you still feel pain or discomfort for more than a week or longer, you need to seek medical advice in time to avoid pulpitis. If there is obvious pain after biting something after filling a tooth, and it can't be relieved for a long time, it doesn't rule out that the adjacent surface of the filling material is not trimmed well. It is recommended to seek medical advice in time. Follow-up visits should be made on a regular basis according to the date specified by the doctor, not in advance or delay, especially for teeth that need dry pulp treatment. Because the inactivator is sealed in the teeth, it will seal the pulp in advance, resulting in incomplete inactivation, and the delay will cause drug-induced periapical periodontitis.