It is usually possible to lie down after tooth extraction. 1. Tooth extraction can be used for the radical treatment of dental caries, periodontal disease, the end stage of periapical disease, as well as oral and maxillofacial and systemic lesions due to dental causes. The main purpose is to prevent and control dental and periodontal diseases by removing the teeth that are abnormal and have no value for retention through the extraction instrument. 2. Lying down after tooth extraction has no obvious effect on the extraction wound, and the patient can also get rest. Therefore, it is generally possible to lie down after tooth extraction. After the tooth extraction, you need to stop bleeding and prevent infection and other treatment measures according to the doctor’s guidance, in addition, you need to actively maintain oral hygiene in daily life, quit smoking and drinking to reduce the probability of infection. If there is any abnormality, it is recommended to consult a doctor in time.