Wisdom teeth extraction should be avoided in the acute inflammatory period, at the same time to carry out physical examination, women to avoid special period. 1. Avoid acute inflammation: If you have pericoronitis before wisdom teeth extraction, you should actively fight infection and wait until the inflammation subsides before choosing wisdom teeth extraction. 2. Auxiliary physical examination: check the electrocardiogram, blood pressure, blood routine, coagulation function, etc., if there are abnormalities should be selected with caution. 3. Avoid special periods for women: Women should avoid wisdom teeth extraction during menstruation, pregnancy, breastfeeding and other special periods. Before wisdom teeth extraction, you need to go to the regular hospital for examination and evaluation, and follow the doctor’s advice to take the appropriate time for wisdom teeth extraction.