1 year old baby high fever medication does not reduce fever may be insufficient dosage of medication, drug failure and the presence of pathogens in the body, etc., it is recommended that parents according to the actual situation of the baby medication, pay attention to the expiration date of the drug, to determine the pathogens of the symptomatic treatment and so on. 1. the dose of medication is not enough: 1 year old baby high fever medication does not reduce fever, may be the parents used the dose of antipyretic medication is not enough, it is recommended that parents give the baby to take antipyretic medication, it should be based on the baby’s weight, age, etc. to follow the doctor’s instructions for the use of drugs. 2. drug failure: 1 year old baby high fever medication does not reduce fever may be drug failure, it is recommended to re-exchange a bottle of unopened fever reducer. 3. the existence of pathogens in the body infection: 1 year old baby high fever medication does not reduce the fever may be the existence of pathogens in the body infection, in the oral fever-reducing drugs at the same time, but also need to clarify the pathogens of the drug, such as bacterial infections can be used amoxicillin, cefixime and other antibiotics, influenza viral infections can be used to oseltamivir and other medications. All of the above drugs need to be used under the guidance of a doctor, avoid self-medication. When encountering a 1-year-old baby with a high fever and taking medication does not reduce the fever, you should take your baby to the hospital in a timely manner, and be guided by the doctor to use the medication.