Dry socket may usually heal on its own in a week or so, and if the pain is still not relieved after a week, you should seek medical attention. Dry socket, also known as alveolar osteitis, is a complication of tooth extraction. Its main clinical manifestation is severe pain radiating in all directions, which cannot be relieved by general analgesics. In addition, it may be accompanied by swelling of the gums, emptiness of the extraction wound, bleeding, and a bad odor. Dry socket is self-limiting and self-healing, generally within a week the pain can be gradually reduced, if the pain can not be reduced after a week or can not be tolerated, need to consult the doctor for debridement. In addition, in daily life, we should pay attention to maintain oral hygiene, diligent brushing and rinsing.