Children with severe pain after fracture can be relieved by taking anti-inflammatory and analgesic drugs, such as ibuprofen extended-release capsules and acetaminophen. 1. Ibuprofen extended-release capsules: mainly antipyretic and analgesic, non-steroidal anti-inflammatory drugs, can be used to relieve mild to moderate pain, such as bone fracture pain, joint pain, nerve pain, muscle pain and so on. Mainly through the inhibition of prostaglandin synthesis, so that the drug is gradually released in the body, to achieve analgesic, antipyretic and anti-inflammatory effects. 2. Acetaminophen: It is mainly an antipyretic and analgesic, non-steroidal anti-inflammatory drug, commonly used in the form of capsules, granules or tablets, which can relieve mild to moderate pain, and have certain relief effect on joint pain, nerve pain and pain caused by bone fracture. All of the above medications should be used under the guidance of a doctor, do not use drugs blindly to avoid adverse effects.