After caries filling, you need to pay attention to regular follow-up, do not chew hard food on the day of filling, and eat less cold and hot food at the beginning to avoid stimulation of the pulp. 1. Regular follow-up. Generally need to be one week, one month, three months, half a year after the filling for follow-up, check whether the tooth filling has fallen off or secondary caries, in order to find the problem in time to deal with. 2. Do not chew hard food on the same day. The day after filling due to some materials before twenty-four hours is not fully cured, the day after filling don’t chew with the filling side, and don’t eat and drink too hard food. 3. Don’t eat too cold or too hot food. Dental fillings due to the removal of decayed tooth tissue, may cause some stimulation of the pulp, teeth will appear sensitive symptoms, it is recommended that the first week do not eat and drink too cold and hot food to stimulate the pulp. Generally, you will be informed of the precautions to be taken after the filling in the hospital, or you can consult your own dentist.