High diastolic blood pressure is mainly caused by heredity, lifestyle habits, rapid heart rate, etc. Different treatments are used according to different causes. 1. Heredity: If one of the parents has high diastolic blood pressure, the children will have high diastolic blood pressure, which is usually treated by taking Bisoprolol Malate tablets, Metoprolol Tartrate tablets, Sotalol Hydrochloride tablets. 2. Lifestyle habits: excessive stress in ordinary life, often stay up late may cause elevated diastolic blood pressure, mainly due to the above factors will lead to increased cerebrovascular tension, resulting in high diastolic blood pressure, life to reduce the number of late nights, release their own stress through exercise, for the lowering of blood pressure has a certain effect. 3. Rapid heart rate: rapid heart rate will shorten the diastolic period of the heart, resulting in increased aggregation of blood in the aorta, thus reducing the flow of blood to the peripheral arteries, which will result in increased diastolic blood pressure, usually through the use of bisoprolol fumarate tablets, metoprolol tartrate tablets, metoprolol succinate extended-release tablets for treatment. It is recommended to visit the hospital and take the medication as prescribed.