Iron-deficiency anemia, fever symptoms should be promptly received targeted treatment, cause-specific treatment, correction of anemia and so on. 1. Targeted treatment: If the body temperature is between 37.3~38.5℃, you can use warm water to wipe the palms, feet, neck, chest and other parts of the body to reduce physical fever; if the body temperature is more than 38.5℃, you can take antipyretic and analgesic drugs such as acetaminophen and ibuprofen to treat the fever. 2. Treat the cause: most of the fever is caused by infectious factors, such as viruses, bacteria, mycoplasma, etc., further examination should be carried out to clarify which pathogenic bacteria are infected, and at the same time, sensitive antibiotic treatment should be chosen, such as levofloxacin, etc.; if it is due to other causes, the causes should be removed actively. 3. Correct anemia: mild iron deficiency anemia, eat more animal liver, eat more meat, blood products, fruits and vegetables rich in vitamins, generally will be gradually recovered, if the anemia is moderate to severe, need to supplement the iron preparation medication, such as ferrous succinate, etc., and even need blood transfusion in severe cases. Ischemic anemia, fever should be timely medical treatment, under the guidance of the doctor to take appropriate therapeutic measures.