High blood pressure. Unstable.

High blood pressure if unstable control is likely to induce cerebral hemorrhage, and then life-threatening. It is recommended that patients insist on taking antihypertensive drugs under the guidance of doctors, such as nifedipine, do not change the dose at will. At the same time, maintain a good mentality, eliminate tension and anxiety. It is best to be accompanied when going out to prevent sudden fainting.