A child with a fever of 41°C is considered to have a high fever, and a high fever can be dangerous, especially when febrile convulsions and convulsions occur due to the high fever, which can cause tongue bites and lead to life-threatening injuries in children. At the same time, febrile convulsions and convulsions can cause damage to brain cells, which can affect the intelligence of the child, and the child will also have changes in cardiac enzymes in a sustained state of high fever, which can cause myocarditis, and in severe cases, which can also affect the function of the child’s heart. So when the fever is 41 ℃, we should actively take antipyretic treatment, such as at home, grasp to give oral antipyretic drugs, such as acetaminophen or ibuprofen, and at the same time within an hour grasp to take a variety of physical cooling methods, can be given to apply antipyretic paste, wipe with warm water, or repeatedly and constantly drinking water to reduce fever. If treatment at home has no obvious effect, take the child to the hospital for intramuscular injection of antipyretic drugs or intravenous infusion to reduce fever, and identify the cause of the fever and provide further treatment for the cause.