Half of the body numbness and dizziness, high blood pressure may be cerebrovascular disease, should consult a doctor in time, CT examination, the use of furosemide, mannitol and other medications as prescribed by the doctor, if necessary, surgical treatment. 1. CT examination: body numbness and dizziness may be cerebral infarction, cerebral hemorrhage, etc. Cerebral infarction CT is often manifested as a low-density shadow with fuzzy edges; cerebral hemorrhage is manifested as an ellipsoid or irregularly shaped high-density shadow, and once diagnosed, it should be treated in a timely manner. 2. Drug treatment: numbness and dizziness are mainly caused by insufficient blood supply to the brain, and elevated blood pressure can also cause hardening and narrowing of cerebral blood vessels, so you can use furosemide and mannitol to reduce intracranial pressure and improve blood circulation to the brain under the guidance of a doctor. Oral hydrochlorothiazide, metoprolol and other antihypertensive drug treatment. 3. Surgery: hypertension can cause arteriosclerosis, resulting in cerebellar hemorrhage, manifested as ataxia, dizziness, etc. Surgery also depends on the amount of bleeding of the patient, the most common is to carry out a craniotomy to carry out hematoma removal surgery, and post-operative need to carry out haemostasis, rehydration, dehydration to lower the cranial pressure. If half of the body numbness dizziness high blood pressure, you should seek medical attention in time to avoid further aggravation of the condition, causing harm to the body.