Ibuprofen Suspension is an antipyretic and analgesic drug used to treat fever caused by common cold or flu in children. It is also used to relieve mild to moderate pain in children, such as headache, joint pain, migraine, toothache, muscle pain, and neuralgia. When children are taking ibuprofen suspension, parents must read the instructions carefully or follow the doctor’s instructions on how to use the medicine. Dosage: The recommended dosage of ibuprofen suspension (Merlin) varies from manufacturer to manufacturer, the following is the recommended dosage of Shanghai Johnson & Johnson: 5-10mg/Kg/time; for children under 12 years old: for children aged 1 to 3 years old, weighing 10-15 kg, take 4ml orally at one time; for children aged 4 to 6 years old, weighing 16-21 kg, take 5ml orally at one time; for children aged 7 to 9 years old, weighing 22-27 kg, take 8ml orally at one time; for children aged 10 to 12 years old, take 8ml orally at one time. 8 ml orally; 10-12 years old children, weighing 28-32 kg, 10 ml orally at a time. In case of persistent pain or fever, the medication may be repeated once at an interval of 4-6 hours. It should be noted that the number of doses should not exceed 4 times in 24 hours (within 1 day). It should be noted that it is contraindicated in persons with allergy to other NSAIDs and in asthmatics with allergy to aspirin. The product should not be used for more than 5 days for the treatment of pain; not more than 3 days for the relief of fever and fever without relief of symptoms, consult a physician or pharmacist. children under 1 year of age should be used under the guidance of a physician. Other medicines containing antipyretic and analgesic drugs (such as certain compounded anti-cold medicines) should not be taken at the same time. Parents must follow the dosage specified in the instructions and must not allow their children to overdose.