Fever in 8-month-old babies can be caused by infectious factors such as viruses and bacteria, or non-infectious factors such as Kawasaki disease. Mainly take general treatment, ibuprofen and other symptomatic treatment, cefixime and other causal treatment. 1. General treatment: during the period of fever, reduce crying, eat easy-to-digest food, drink more water to replenish water, and pay attention to physical cooling, such as warm water wiping, do not wear too much clothing, and keep the environment at a suitable temperature. 2. Symptomatic treatment: 8 months baby fever, if it is more than 38.5 ℃ high fever, you can use ibuprofen suspension solution to reduce fever. Combined with a cough, can aminobromine phlegm, combined with diarrhea can be montelukast to protect the gastrointestinal mucosa. 3. Treatment of the cause: (1) Infectious fever: infection can be caused by viruses, bacteria and other pathogens. Some special viruses cause fever, can consider antiviral treatment. For example, for EBV infection, antiviral treatment such as ganciclovir can be taken; for bacterial infection, anti-infective treatment such as cefixime can be considered. (2) Non-infectious fever: for example, Kawasaki disease, requires early treatment with gammaglobulin, combined with glucocorticoids such as prednisone, if necessary. 8 months baby fever can also have other treatments, fever causes are very many, the most important thing is to clarify the cause of the disease, and then take targeted treatment. All of the above medications should be used under the guidance of a doctor, avoid self-medication.