Headaches caused by patients with high blood pressure can be a full headache or a headache in the top of the head, and pain in the back of the head may also occur. Hypertensive patients may cause hypertensive encephalopathy in severe cases, and patients with hypertensive encephalopathy may cause increased intracranial pressure, and the headache that occurs in patients with increased intracranial pressure is a whole brain headache. In addition, elevated blood pressure may cause spasm and contraction of blood vessels and muscles in the neck, and the patient may have pain in the back of the head, or the top of the head may be swollen and painful and other discomforts, and in severe cases, nausea, vomiting and so on may occur. If the headache is caused by elevated blood pressure, the main treatment is to lower blood pressure, middle-aged and elderly patients generally preferred calcium antagonists, commonly used drugs include levamlodipine, amlodipine benzenesulfonate, but also can be applied to nifedipine extended-release tablets and nifedipine controlled-release tablets. Young people with high blood pressure generally apply ACEI class or ARB class of blood pressure-lowering drugs, clinically commonly used ACEI class of blood pressure-lowering drugs are mainly enalapril and captopril, ARB class of blood pressure-lowering drugs clinically commonly used Irbesartan and valsartan and so on.