The sudden appearance of nosebleeds in two-year-old babies should be given high priority, and proper treatment should be taken to prevent choking due to backflow of blood. Two-year-old babies have very poor self-control and are relatively young, so it is very easy for them to be asphyxiated due to the backflow of nosebleed, which can be life-threatening. Nosebleed phenomenon, parents should lay the baby flat on the bed, head to the side, so that the outflow of nosebleed can be smoothly out of the body, to avoid backsorption into the windpipe, causing asphyxia, you can also pick up the baby, so that the head and the body is in a horizontal position, head to the side, so that nosebleed discharged. The baby should be sent to the hospital in time for specialized treatment. The ENT doctor will examine the baby’s nasal cavity and treat the symptoms, and also conduct blood system tests to rule out thrombocytopenia, blood coagulation dysfunction, and other diseases such as hemophilia. Once identified, it should be treated aggressively.