For an eight-month-old child with bronchitis, the pathogen of the child’s bronchitis infection needs to be identified first. If it is caused by a bacterial infection, anti-inflammatory drugs should definitely be applied to control the infection. If it is caused by a viral infection, you can apply antiviral drugs for treatment. If the infection is caused by mycoplasma, anti-mycoplasma drugs such as erythromycin or azithromycin should be applied. In addition, you need to give your child medicine to relieve coughing and phlegm, because one of the important symptoms of bronchitis is coughing and wheezing, you can give your child nebulized inhalation to relieve coughing symptoms. Keep the humidity in the room high, and let your child drink as much water as possible and pat his back as often as possible to promote the expulsion of phlegm. If there is a fever, you need to give your child antipyretic drugs. Generally, if the temperature exceeds 38.5℃, you need to give your child oral antipyretic drugs, and there is a possibility of convulsions with an excessively high temperature. At this time the temperature can be first physical cooling methods, more children drink hot water, you can use warm water bath, forehead cold towel, as soon as possible to reduce body temperature.