It is difficult to generalize whether patients with low blood pressure can eat antler, should be judged by a professional physician according to the condition. Chinese medicine believes that low blood pressure belongs to the category of deficiency labor, which is also known as deficiency loss, mainly due to deficiency of internal organs, weakening of qi, blood, yin and yang, long-time deficiency and become sick. Patients with low blood pressure may not have any symptoms, and if the condition is serious, patients may experience dizziness and headache, mental fatigue, and in severe cases, fainting. Deer antler is one of the more valuable Chinese medicinal herbs, which has the effects of tonifying the kidneys and strengthening the yang (the effect of tonifying the kidney yang), generating lean blood, tonifying the marrow and strengthening the bones. It is mainly used in treating kidney yang deficiency (deficiency of yang qi in the kidneys); impotence and slippery semen; infertility with uterine cold; deficiency labor; mental fatigue (lack of mental strength) and fear of cold; vertigo; tinnitus and deafness; lumbar and back pain; and impotence of sinews and bones. The adverse reactions of this product are not clear. It is contraindicated for those with yin deficiency and yang hyperactivity (deficiency of yin fluid and hyperactivity of yang qi), those with heat in the blood (which is the deepest stage or location of the disease among the four periods of warm disease, Wei qi and Ying blood), those with gastric fire or phlegm heat in the lungs, and those with exogenous heat disease. Therefore, patients with low blood pressure, if there are no contraindications mentioned above, as well as appropriate conditions, generally can follow the doctor’s advice to eat deer antler. Otherwise, it should not be used. It is recommended that patients with low blood pressure consult a doctor in time to identify the cause of the disease and standardize the treatment.