Ibuprofen tablets should be taken every 4 to 6 hours, usually no more than 4 times in 24 hours. Ibuprofen tablets are a commonly used antipyretic.Children over 12 years of age and adults take 2 tablets at a time.If pain or fever persists, repeat the medication at 4-6 hour intervals, not more than 4 times in a 24 hour period.Do not use as prescribed by your doctor in children under 12 years of age. Use with caution is prohibited for those who are allergic to other NSAIDs. Contraindicated in pregnant and lactating women. Contraindicated in patients with asthma who are allergic to aspirin. Fever need to go to the hospital in time, after clarifying the cause of the disease under the guidance of the doctor for targeted treatment.