Children often nosebleed considering dry weather, drugs, blood system related diseases (such as hemophilia, leukemia, etc.) caused by bleeding can be given to the first compression to stop bleeding, the follow-up needs to be analyzed for the cause of treatment. 1. Dry weather: due to the use of dehumidifiers, the nasal mucosa is easy to crack and bleed, such cases need to pay attention to improve the air humidity can generally be in the nasal mucosa coated with a little bit of paraffin oil drops, play a moisturizing effect, reduce the frequency of children’s nosebleeds. 2. Drugs: some drugs can also cause nosebleeds, such as aspirin, ibuprofen and other non-steroidal anti-inflammatory drugs. If the nosebleed is caused by medication, please consult your doctor and adjust the medication according to the doctor’s instructions. 3. Blood system diseases: such as leukemia, hemophilia caused by abnormal coagulation factors, can also be manifested as nosebleeds, bleeding gums and so on. You can actively treat the primary disease under doctor’s guidance, such as chemotherapy, supplementation of coagulation factors and so on. If nosebleeds are frequent, it is recommended to go to the hospital in time, find the cause and treat the symptoms.