Children grow teeth will hurt, may be a normal phenomenon, may also be gingivitis, pericoronitis and other diseases caused by the patient should consult a doctor in a timely manner, to clarify the cause of the disease after treatment. 1. Physiological conditions: teeth in the process of eruption top broken gums, may cause pain, generally no special treatment, if necessary, you can use saline gargle. 2. Gingivitis: children grow teeth will hurt, may also be plaque infection caused by gingivitis, the patient will also have bleeding gums, swelling, pain, available hydrogen peroxide local rinse, on the iodine glycerin. 3. Peri-coronitis: children’s growing teeth will hurt, may also be caused by peri-coronitis, the patient will also have facial swelling, headache, cold, can use hydrogen peroxide for local rinse treatment, on the iodized glycerin. All of the above drugs should be taken under the guidance of a doctor.