Blood pressure 100/60mmHg is a normal physiological blood pressure, seen in young patients, especially young women with low basal blood pressure, some patients are born with blood pressure of 90/60mmHg. If the blood pressure is 110/60mmHg is a normal blood pressure, also do not need special treatment, but hypertensive patients if the usual blood pressure in 140/90mmHg, suddenly blood pressure down to However, if a patient with hypertension whose blood pressure is normally 140/90 mmHg suddenly drops to 110/60 mmHg, he/she should be especially alert to whether the amount or type of oral antihypertensive medication is too large or too much, and should adjust the treatment of antihypertensive medication at any time, while the patient will have clinical symptoms, such as dizziness, sweating, and weakness around the body. If the blood pressure continues to fall, rehydration therapy should be given to raise the blood pressure and relieve clinical symptoms, which are mostly seen in elderly patients.