Children’s nosebleeds may be related to trauma, environment, nose disease, etc., you can first pressure to stop bleeding, change the surrounding environment, and actively treat the original disease. 1. Trauma: children’s nosebleeds may be caused by daily nose digging, resulting in nasal mucous membrane erosion, or children accidentally hit, touching the nose and caused by, at this time, you can use the index finger, thumb pinch the child on both sides of the flanks of the nose, so that the child bowed down, to play a role in the pressure to stop the bleeding. 2. Environment: children with nosebleeds may be too high with the indoor temperature, the air is too dry, this time you can use sterile cotton balls or clean tissue paper to plug the bleeding nasal cavity, and change the indoor environment, such as lowering the indoor temperature, indoor placement of humidifiers, parents should also let the child drink more water. 3. Nose disease: children’s nosebleeds may be caused by rhinitis, nasal tumors and other diseases, need to clarify the disease and then targeted treatment, such as allergic rhinitis caused by nosebleeds, can be used in the affected area of the budesonide nasal spray, etc.; nasal tumors need surgical treatment. Children’s nosebleed parents can first emergency treatment, such as children’s nosebleed is more serious, has not been able to stop bleeding, need to go to the regular hospital in a timely manner, in addition to frequent bleeding, but also need to be vigilant about blood tumor disease, need to consult a doctor in a timely manner, to find out the cause of the disease, and actively treat the primary disease, the above drugs need to be used under the guidance of a doctor.