Low blood pressure is relatively common in clinical practice, the treatment should be combined with the specific clinical situation, the analysis of medication as follows: 1, oral saline, mostly seen in patients with various causes of dehydration, resulting in insufficient blood volume, caused by low blood pressure, early replenishment of blood volume plays a key role in raising blood pressure; 2, oral Midodrine and other western drugs with antihypertensive effect, especially for patients with postural hypotension, when changing from a sitting position to an upright position When a large amount of blood stagnation in the lower extremities, too late to return to the heart, causing the patient hypotension; Midodrine can promote blood flow back to the heart, to ensure the relative stability of the heart preload, to correct this state; 3, with the role of Qi tonic Chinese medicine, the most commonly used is ginseng, astragalus, raw pulse drink and other Chinese medicine, also has a relatively obvious role in raising hypotension.