Can tonifying qi and blood play a role in lowering blood pressure?

Complementary qi and blood can play a role in lowering blood pressure, but need to identify the evidence, hypertension is qi and blood deficiency evidence can be used to complement the blood treatment.
Hypertension belongs to the category of vertigo in Chinese medicine. The causative factors of this disease are wind, fire, phlegm, blood stasis, and deficiency, and the clinical evidence of deficiency is predominant, which includes deficiency of qi and blood, resulting in loss of nourishment of the clear orifices, and the development of vertigo.
Chinese medicine etiological factors of hypertension include prolonged illness, depletion of qi and blood, or after blood loss, deficiency and not restored, or weakness of the spleen and stomach, unable to transport water and grains in order to biochemical qi and blood, resulting in qi and blood deficiencies, qi deficiency, Qing Yang does not show, blood deficiency, the brain is not nourished, so that vertigo occurs.
Clinically, by replenishing qi and blood, nourishing the spleen and stomach to help the source of qi and blood biochemistry, so that qi and blood are sufficient to glorify the clear orifices and stop dizziness. It is often prescribed with the addition and subtraction of Gui Spleen Tang.
Specific treatment should be carried out under the guidance of a professional Chinese medicine practitioner, and should not be self-medicated to avoid risks.