There is no such thing as “the fastest solution for fever and headache”. Fever headache can be relieved by physical cooling; if the temperature is too high, you can take antipyretic drugs as prescribed by the doctor, and actively identify the cause of the disease for targeted treatment. Fever vasodilatation, cerebral vasodilatation will increase intracranial pressure and thus cause headaches, may be caused by upper respiratory tract infections, meningitis and other causes, need to go to the hospital for blood tests and other tests to clarify the diagnosis, and then targeted medication, such as amoxicillin, ceftriaxone and so on. Patients can carry out physical cooling, such as placing a cool towel on the forehead, or in the armpits and groin with warm water; if the temperature is too high, you need to use antipyretic drugs in a timely manner, such as aspirin, acetaminophen, etc., and at the same time, have the effect of analgesia. It is recommended that patients seek medical examination in a timely manner, do not blindly use medication on their own, should follow the doctor’s instructions for reasonable use of medication.