The source of American ginseng is the root of Panax quinquuefolium L. in the family Pentacostaceae. Taste: bitter, slightly sweet, cold. Effects: Tonifying Qi and nourishing Yin, clearing fire and generating body fluid. The chemical composition of American ginseng contains glycosides, mainly ginsenosides, volatile oil and resin. After hydrolysis of total saponin, ginseng glycol, ginseng triol and oleanolic acid are isolated. Pharmacological studies have found that the total ginsenosides contained in American ginseng have certain inhibitory effects on Ehrlich ascites carcinoma in mice, and ginsenoside -Rh2 and -Rh1 have inhibitory effects on S180 in mice, especially Rh2 has the strongest effect; American ginseng can enhance the production of lymphokines by T lymphocytes, and one of the protein synthesis promoting factors can promote ribonucleic acid, protein and lipid biosynthesis, improve the immunity of the body In addition, it can significantly enhance the activity of natural killer cells; American ginseng has a potentiating effect on other therapies for cancer. In addition, it has sedative, analgesic, antispasmodic, anti-fatigue, anti-hypoxic, diuretic, anti-arrhythmic and anti-hemolytic effects. Clinically, American ginseng is commonly used to benefit qi and nourish yin, and to lower fire and produce body fluid. This herb is used to tonify the lung and lower the fire, to promote the flow of fluid, and to remove tiredness. It is suitable for those with deficiency and fire.” The Materia Medica Seeks Original: “All medicines that benefit lung qi are slightly cold, but this is bitter-cold, only for those with fire and injured qi, coughing phlegm and blood, and those with labor injuries and loss of essence.” It is often used in the treatment of gastric cancer, lung cancer, nasopharyngeal carcinoma, myeloma and other cancerous tumors in which there is deficiency of both qi and yin or deficiency of qi and evil. The recipes are as follows: 1. Treatment of gastric cancer: 6g of Radix et Rhizoma Ginseng, 15g of Ginkgo biloba, 15g of rock sugar, decocted in a thick fire, and drink the juice as tea. (Dictionary of Anti-cancer Herbs) 2.Treatment of lung cancer: 30g each of Tien Nan Xing, Snake Bile Powder, Bai He, Chen Pi and Gua Pou, 60g each of Bei Sha Shen, 15g each of Western Ginseng, 45g each of Roasted Soft-shelled Turtle A, 20g each of Made Boswellia, 20g each of Made Myrrh and 12g each of Cinnabar. (Dictionary of Anti-Cancer Herbs) 3. Treatment of nasopharyngeal carcinoma. 12g of Radix et Rhizoma Ginseng, 12g of Radix Sanguisorba, 12g of Radix Chamaecyparis, 9g of Radix Angelicae Dahuricae, 15g of Radix Cyperus, 30g of each of Rhizoma Smallparis, Radix et Rhizoma Shengdi, Radix et Rhizoma Sanguisorba, Radix Comfrey, and Radix Oyster. (Modern Practical Anti-Cancer Herbs) 4. Treatment of fever in multiple myeloma. 8~l5g of Radix et Rhizoma Ginseng, 30~60g of Radix Astragali, 9~15g of Radix Rehmanniae, 9~15g of Atractylodes Macrocephala, Radix et Rhizoma Macrocephala, Citrus Aurantium, Scutellariae, Pericarpium Citri Reticulatae, Radix et Rhizoma Chai Hu, Radix et Rhizoma Glycyrrhiza Uralensis, Radix et Rhizoma Rheum palmatum, 3~6g of Shengma. (Anticancer Botanicals and Their Experimental Recipes) In addition, this product is also used internally to treat yin deficiency and fire, asthma, coughing, phlegm and blood, heat illnesses, qi and yin injury, tiredness and thirst, lack of fluid, dry mouth and tongue, intestinal heat and blood in stool. Usage: General internal use: 6-10g, separately decocted and served. Note: This product is cold in nature and can injure yang and help dampness, so it is contraindicated for those with weak yang and cold dampness in the stomach, as well as for those with solid evidence and fire depression. Avoid frying with iron fire, anti-Li Lu.