If a patient with hypertension suddenly cannot see, it is usually due to damage to the fundus of the eye caused by hypertension, and the patient will show symptoms such as blindness and bleeding from the fundus of the eye. Once these symptoms appear, it is necessary to go to the hospital in a timely manner to rule out other factors causing the condition through eye examinations. In addition, it is also necessary to actively control blood pressure treatment, in the treatment of blood pressure drugs such as nifedipine, nimodipine, captopril, benazepril, valsartan and other drugs, can be good for blood pressure control. While taking the medication, regular review is also required to adjust the dosage of the medication according to the results of the review to prevent the appearance of adverse side effects that can affect the normal health status of the body.