There is no difference between Xuan Ginseng and Yuan Ginseng, they are the same kind of Chinese medicine with the effects of nourishing yin and lowering fire (nourishing the yin essence and lowering the fire), clearing heat and cooling the blood (relieving blood heat by clearing heat). Yuan ginseng is an alias of Xuan ginseng, referring to the same type of Chinese medicine. Tasting sweet, bitter, salty and slightly cold in nature, Xuan Ginseng belongs to the lung, stomach and kidney meridians, and can nourish yin and lower fire, clear heat and cool blood, detoxify and disperse toxins and knots, etc. It can be used clinically in the treatment of diseases such as warm disease in which heat enters into the camp, sore throat, intestinal dryness and constipation, carbuncle and swelling, and redness of the eyes. Patients must use Xuan Shen under the guidance of a doctor, and it is not suitable for those who have deficiency of spleen and stomach (weak and cold spleen and stomach), or have loose food (thin and unformed feces). In addition, Xuan Shen is forbidden to be used together with Veratrum. When the body is not feeling well, patients need to go to the hospital and follow the doctor’s instructions to use Chinese medicine to regulate the body, do not self-medicate.