Vomiting in patients with cerebral infarction: First, it may be caused by increased intracranial pressure, mainly seen in patients with large infarcts. If patients have headache and vomiting caused by increased intracranial pressure, they should be actively given cranial pressure-lowering treatment, and commonly used drugs include mannitol, glycerol fructose and tachyphylaxis. Second, it may also be caused by electrolyte disorders, such as hyponatremia, hypochlorhydria patients, can also appear nausea and vomiting, should further check electrolytes, if hyponatremia, should be given intravenous infusion of concentrated salt treatment. Third, it may be caused by stress ulcers. If patients develop stress ulcers, omeprazole and rabeprazole should be routinely applied, and cimetidine can also be applied to prevent upper gastrointestinal bleeding due to stress ulcers. Fourth, it may also be caused by mental factors, such as high tension and stress in patients may also lead to, should be given to relax the mood, reduce stress may make the symptoms reduced, if necessary, can also be given metoclopramide treatment.