Blood pressure of 160/110mmHg is classified as grade 3 hypertension, which is more serious and requires timely hospitalization to avoid adverse consequences. Hypertension is a cardiovascular disease characterized by elevated arterial pressure in the circulation, defined as systolic blood pressure greater than or equal to 140mmHg and/or diastolic blood pressure greater than or equal to 90mmHg without the use of antihypertensive medication. according to China’s classification standards, systolic blood pressure of greater than or equal to 180mmHg or diastolic blood pressure of greater than or equal to 110mmHg is classified as grade 3 hypertension, i.e., severe hypertension. Severe hypertension may lead to increased risk of cardiovascular and cerebrovascular diseases, kidney diseases and other diseases. Hypertensive patients should pay attention to weight control, low-salt and low-fat diets, smoking cessation and alcohol restriction, and take antihypertensive medications such as nifedipine and hydrochlorothiazide under the guidance of a doctor if necessary to minimize the occurrence of complications.