140/100 is high blood pressure.

40/100 is high blood pressure, generally not very serious, will not appear life-threatening. It is recommended to actively adjust the diet, keep the mood relaxed, adhere to exercise. Three months later, go to the hospital again, if the blood pressure is still higher than normal, you can use nifedipine under the guidance of the doctor for treatment, antihypertensive drugs must be taken for a long time, do not change the dose or change the brand at will.