When ibuprofen suspension is used to reduce fever, it is usually taken once every 4-6 hours, and no more than 4 times in 24 hours. Fever is a common symptom in the human body, but there are many causes of fever, and it is not possible to achieve the purpose of treatment by simply reducing fever. Ibuprofen suspension is a common clinical antipyretic drug, more often used for symptomatic treatment of respiratory tract infections, when the body temperature exceeds 38.5 ℃ appropriate to take, effective antipyretic 4-6 hours, if the body temperature rises again, you can take again, but generally should not exceed 4 times in 24 hours to avoid certain side effects on the body. In addition, if the body temperature returns to normal after taking the drug and does not rise again, there is no need to take the drug again. If the patient’s fever is not relieved for 72 hours, or if the fever is accompanied by other serious discomfort, he or she should seek medical attention promptly to avoid delaying the disease.