If the temperature exceeds 38.5 degrees, physical cooling, oral paracetamol tablets and the antiviral drug busulfan oral solution can be used, and in severe cases, intravenous injection of lyanpyrine can be used. It may also be caused by cerebral infarction caused by ischemia, hypoxia and necrosis of brain tissue due to blockage of cerebral blood vessels somewhere. You can go to the hospital for head CT or MRI to make a clear diagnosis. You can take oral aspirin, a drug that inhibits platelet aggregation, pulse blood circulation capsule, and atorvastatin calcium, a drug that reduces blood lipids. Usually, you should drink more water, pay attention to rest, avoid staying up late, low salt and low fat diet, quit smoking and limit alcohol.