Radix Panax Ginseng is divided into Radix Panax Ginseng (南沙参) and Radix Panax Ginseng (北沙参), which are roughly equivalent in their effects of nourishing yin and clearing the lungs (by nourishing the fluids in the lungs to get rid of lung-heat), tonifying qi to resolve phlegm, and benefiting the stomach to generate fluid (by replenishing the fluids in the stomach to nourish the stomach). Southern Radix Panax Ginseng is sweet, slightly bitter and slightly cold in nature. It belongs to lung and stomach meridians. It can nourish yin and clear the lung, tonify Qi and resolve phlegm, benefit the stomach and promote the production of body fluid. It is used in treating prolonged cough due to deficiency of yin, consumptive cough with phlegm and blood, dry cough with little phlegm, paralysis of throat due to deficiency heat (redness, swelling and pain in pharynx, dryness, feeling of foreign body, itchy pharynx, difficulty in swallowing), thirst due to injury of body fluid. Bei Sha Shen, sweet, bitter and pale in flavor, cool. It has the effect of nourishing yin and clearing lung, expelling phlegm and relieving cough. It is mainly used for treating dry cough with lung heat, prolonged cough with deficiency consumption, dry throat with yin injury and thirst. Before using traditional Chinese medicine, you need to ask your doctor for identification and use it under the doctor’s guidance, so as not to use improper medication and delay your condition.