Egg white is a food and does not have an antipyretic effect when applied externally. Fever can be reduced by symptomatic treatment and causative treatment to improve the symptoms. 1. Symptomatic treatment: after fever, patients should drink more water, keep the room ventilated, and keep resting, in addition, patients can also use warm water to wipe the whole body or place ice packs on the forehead, groin and other parts of the body to lower the temperature. 2. Treatment of the cause: (1) Fever patients with symptoms such as runny nose, sneezing, coughing and sore throat are mostly caused by upper respiratory tract infections. It is self-limiting and can get better on its own. For those with fever, physical cooling can be taken; if secondary bacterial infection is present, antibiotics such as amoxicillin and cefixime can be used. (2) Fever patients with nausea, vomiting, abdominal pain, diarrhea (watery, dark yellow or light green, with a bad smell) and other symptoms, mostly caused by acute enteritis, can use montelukast, bifidobacterium bifidum, norfloxacin and so on for treatment, the above drugs need to be used under the guidance of a doctor. In addition, there are many other causes can cause fever, it is recommended that patients go to the hospital in a timely manner, to clarify the cause of the disease, and then follow the doctor’s instructions to take treatment.