American ginseng is not suitable for people who are obstructed by cold and dampness, and who suffer from deficiency of middle yang (weakness of yang qi in the middle jiao, spleen and stomach, with the main symptoms of loss of appetite, poor appetite, vomiting and diarrhea). American ginseng is the name of a traditional Chinese medicine with the effects of generating fluid and clearing heat, tonifying qi and nourishing yin. It is used for deficiency of qi and yin, internal heat, coughing, phlegm and blood, deficiency heat and tiredness, thirst, dry mouth and throat. The adverse effects of Radix Panax Ginseng are not clear. Its medicinal properties are cooling, and it is not recommended for patients with deficiency of middle yang and obstruction of cold and dampness, which may lead to aggravation of the condition. Patients who are not feeling well are advised to consult a doctor in time and should not take American ginseng on their own. It is important to clarify the precautions, adverse effects and indications, etc., and consult a doctor in detail before taking it to ensure that it is safe to take. At the same time, we should pay attention to maintain a light and easy to digest diet during the taking of American ginseng, avoid eating greasy and spicy stimulating food, and eliminate the adverse factors.