Ibuprofen is not very harmful, most patients do not have any abnormalities after using the drug, only a few patients will experience gastrointestinal discomfort, blurred vision, dizziness and headache and other hazards. Ibuprofen is a non-steroidal anti-inflammatory drug, the harm of this drug is mainly manifested in the side effects, the safety of the drug is relatively high, the majority of patients correctly use the drug and will not be harmful to the body, only a few patients will be abdominal pain, bloating, nausea and vomiting, flatulence, heartburn and other gastrointestinal discomforts, as well as headache and dizziness, blurred vision and other symptoms. Ibuprofen has antipyretic and analgesic properties, and is indicated for body fever caused by influenza or common cold, as well as mild to moderate pains such as arthralgia, toothache and migraine. This drug is contraindicated in patients who are allergic to this drug, breastfeeding women, pregnant women, severe liver or kidney insufficiency and heart failure, active or previous history of peptic ulcers, gastrointestinal perforation or bleeding. During the use of the drug, you must carefully read the instructions and follow the instructions of the doctor, do not adjust the dosage of the drug.