After implantation of cardiac stent can eat American ginseng, American ginseng is a sweet, slightly bitter, cool Chinese herbal medicine, belongs to the heart, lungs, spleen and kidney meridians, can replenish qi and nourish yin, clearing away heat and generating fluids, but need to be consumed in moderation, if consumed too much may lead to loss of appetite, abdominal distension, vomiting, nausea and other adverse reactions. After implantation of cardiac stent, there will be some damage to the heart, and it is easy to have the symptoms of qi and yin deficiency, such as shortness of breath, fatigue, shortness of breath and sweating after slight activities, some patients may have symptoms such as chest tightness and shortness of breath, dry mouth and thirst, mental uneasiness, short and red urination, and dryness of stools, etc. Appropriate use of Radix Panax Ginseng can help benefit the qi and nourish the yin and to a certain extent, it can alleviate the uncomfortable symptoms. American ginseng can be drunk in water or taken under the tongue, but it is not easy to be taken by people with cold spleen and stomach, as American ginseng is cold, which will aggravate the symptoms of people with cold spleen and stomach and lead to coldness, diarrhea and other discomforts. After implantation of cardiac stent, it is advisable to have a light diet, such as millet porridge, yam porridge, etc. Avoid strenuous activities and maintain sufficient rest time to promote the recovery of the body after cardiac stent surgery.