If there is congestion, swollen and painful gums, the first thing to do is to thoroughly clean the gum area, if long-term congestion should go to the hospital for examination and symptomatic treatment. 1. When you have a stuffed tooth, swollen and painful teeth, you should clean out the stuffed food, and locally you can use mouthwash or iodized glycerin for astringency and anti-inflammation, and the pain will be solved more quickly. It is recommended that you use dental floss or dental floss rinse for overall cleaning and protection of the gaps in your teeth, and try not to use toothpicks because they will make the gaps wider and wider. When between the teeth gap, there is food embedded, stuffed teeth, gum tissue will be a certain amount of extrusion, gum pain. 2. If there is a long-term recurring congestion, you should go to the hospital to check whether there is periodontal disease, which leads to the overall shrinkage of the gums, so food is easy to be embedded in the neighboring surfaces. In addition, some of the gums adjacent to the long-term food congestion caused by caries, so that food is more likely to be embedded and not easy to pick out. Timely treatment of related oral diseases to prevent further development. Generally, the main clinical manifestations are swollen gums and tooth pain. It is best to go to the hospital for examination, will be removed after the teeth, the gap between the teeth between the neighboring surfaces carefully examined, symptomatic treatment.