Mental abnormality caused by cerebral infarction can be treated with oral medication. Cerebral infarction causes mental abnormality because cerebral infarction will affect the function of the central nervous system of the brain, cognitive dysfunction, psychiatric symptoms, hallucinations, etc., and often have hallucinations, especially at night hallucinations are more common. Treatment of cerebral infarction can take aspirin enteric-coated tablets anti-platelet aggregation, statin lipid-lowering agents to regulate blood lipids to stabilize plaque. For hallucinations and mental aspects, patients are advised to take antipsychotics such as olanzapine and mirtazapine for treatment. Nutritional drugs, such as olanzapine, can also be taken. Drugs need to be used under the guidance of a doctor.