A 2-year-old child with a nosebleed should take the following measures: 1. The child should be placed in a prone position or held face down to ensure that the nosebleed is discharged smoothly and to avoid suffocation caused by backward absorption. 2. The child can try to stop the bleeding by pinching the root of the nose with a finger or by applying ice water to the bridge of the nose. 3. You should also check if there are any diseases caused by the hospital, such as blood system diseases, nasal vascular development and other diseases, once found, you should immediately treat the root to reduce the situation of nosebleeds in the future.