Blood pressure 150/110 mmHg is classified as grade 3 hypertension (severe), according to the classification and definition of blood pressure level in China, hypertension is classified as grade 1, 2 and 3 according to blood pressure level, grade 3 hypertension (severe) is systolic blood pressure ≥ 180 mmHg and/or diastolic blood pressure ≥ 110 mmHg. hypertension is an independent risk factor for cardiovascular events, and as blood pressure increases, both systolic and diastolic blood pressure increases the risk of coronary heart disease. and diastolic blood pressure increases the risk of coronary heart disease. For grade 3 severe hypertension of 150/110 mmHg, antihypertensive drugs should be given to bring blood pressure up to standard based on lifestyle improvement to reduce the overall risk of cardiac, cerebral, renal, and vascular complications and death.