Children’s teeth swelling and pain in the swelling methods include: 1, adjacent to the gap between the milk teeth is large, often stagnant food debris, caused by gingival papilla swelling and pain, you can apply dental floss or flossing device to remove food fibers, using 3% hydrogen peroxide solution rinse after applying iodine glycerin to accelerate the anti-inflammatory. 2, is erupting around the teeth adhering to a large number of food soft dirt, causing gums red and swollen, you can gargle Chlorhexidine solution to reduce the retention of dental plaque. 3, the formation of deep caries in the milk teeth, the surrounding gums into the cavity produced gingival polyps, local anesthesia under the excision of hyperplasia of soft tissues, cavity preparation and use of glass ionomer cementum filling, etc. 4, the occurrence of periapical periodontitis in the milk teeth caused by the gums bulge, swelling and pain can be open pulp drainage, root canal disinfection and application of calcium hydroxide paste to fill the root canal to accelerate the inflammation subside.