Precautions for filling include the following points: 1, just after filling, please do not eat with the filling side within 24 hours, try to use the other side, in case the filling material is not completely cured resulting in falling off; 2, within a few days to a few weeks after just filling, sometimes it will spread for several months, there will be some pain and discomfort or biting discomfort in the filling place, usually it will slowly ease on its own, don’t panic too much; 3, when you have finished filling, if the pain is not slowly relieved, there is aggravation or even very serious spontaneous pain, which causes you to be unable to sleep at night. 3.After filling, if the pain is not slowly relieved, but aggravated, or even very serious spontaneous pain, causing you to sleep at night, please consult a doctor in time, at this time we generally need to carry out root canal treatment; 4.After filling, please follow the doctor’s advice, maintain oral hygiene, prevent the occurrence of secondary caries; 5.After filling, if the area of defect is too large, the remaining tooth tissue is easy to Please don’t use it to eat anything too hard. When your defect area is too large, the simple direct resin restoration or glass ion restoration may not be able to meet its retention shape, then we need to choose to do crown or inlay for restoration.