A child’s temperature rises to 38.9 degrees may be related to viral or bacterial infections, which are usually treated with medication, such as ibuprofen, a fever-reducing drug. 1. Anti-fever treatment: a child with a fever of 38.9 degrees belongs to the middle heat, usually need to use antipyretic drugs such as acetaminophen or ibuprofen, etc. for antipyretic treatment. At the same time with physical methods such as warm water wipe the body to assist in reducing fever. 2. Treatment of the cause: children’s body temperature rises to 38.9 degrees, parents need to take the child to the hospital after examination, after identifying the cause of viral infections such as anti-viral oral solution can be used to treat. For bacterial infection, antibiotics such as cefixime should be used. If the child is sick due to food accumulation, then we need to use drugs to promote digestion, such as gastrointestinal tablets. 3. Other treatments: If the child has a fever with cough and phlegm, you can use Ambroxol. The symptoms of a runny nose can be accompanied by the use of saline nasal rinsing. There are many reasons for a child’s fever of 38.9 degrees, it is recommended to take the child to the hospital in time to check the cause of the disease, clear targeted treatment. You are invited to follow the doctor’s instructions.