Tooth pain and swelling may be caused by apical periodontitis, which can be relieved by taking pain medication, opening the pulp and drainage, incision and drainage of pus, etc., as follows.
1. Take pain medication: such as ibuprofen, diclofenac sodium, etc., can relieve pain to a certain extent, the drug should be used under the guidance of a doctor.
2. Open the pulp and drain: open the pulp cavity and drain the pus in the pulp cavity and periapical area, which can reduce the pressure in the pulp cavity and periapical tissues and relieve pain.
3. Incision and drainage of pus: after the formation of apical abscess, the mucosa can be incised to drain the pus. Incision and drainage can be carried out at the same time with the opening of the pulpal cavity, or the pulpal cavity can be opened first, and then incised after the formation of the abscess.
It is recommended to visit a regular medical institution to receive professional treatment.