Dizziness and nausea in the elderly can be seen in acute cerebral infarction, cerebral hemorrhage, hypertensive encephalopathy and other diseases, and should be timely medical treatment, such as cerebral infarction can be used aspirin, clopidogrel and so on. 1. Acute cerebral infarction can also cause nausea and vomiting, also can be accompanied by limb movement disorder, crooked mouth, etc. Oral drugs are mainly aspirin, clopidogrel, atorvastatin calcium tablets and so on. 2. Cerebral hemorrhage can have headache, nausea and vomiting, dizziness, limb weakness and other manifestations, need to take antihypertensive drugs, such as nifedipine, hydrochlorothiazide, etc., and actively control blood pressure. 3. Hypertensive encephalopathy drug treatment is mainly to actively control blood pressure, such as captopril, valsartan, nifedipine and so on. Dizziness and nausea in the elderly is a kind of pathological change, need to consult a doctor in time, standardized treatment under the guidance of the doctor, daily life should pay attention to rest, avoid exertion.