Ibuprofen pain relief principle is able to effectively inhibit the synthesis of prostaglandins in the body, at the same time has an anti-inflammatory, antipyretic effect, it is recommended to follow the doctor’s instructions for the use of drugs. Prostaglandins produced by the body are thermogenic substances that stimulate the body to produce pain symptoms. Ibuprofen, as a non-steroidal anti-inflammatory drug, can inhibit the enzyme of prostaglandin synthesis in the body, effectively reducing the synthesis of prostaglandin in the body, so as to achieve the effect of pain relief. It is commonly used clinically for the relief of mild to moderate pain, such as headache, arthralgia, migraine, toothache, muscular pain, neuralgia, dysmenorrhea. It is also used for fever caused by common cold or influenza. It is contraindicated in cases of allergy to its ingredients, active peptic ulcers, pregnancy and lactation. It can cause adverse reactions such as nausea, vomiting, abnormal liver function, dizziness, headache, rash, etc. It is recommended to use the drug under medical supervision.