Patients with high blood sugar can take American ginseng in moderation if there are no contraindications, but it is recommended to take it under the guidance of a doctor. American ginseng is a kind of qi tonic drug, can play the role of clearing heat and generating fluids, tonifying qi and nourishing yin, and can be used for the treatment of patients with symptoms of deficiency heat and tiredness, deficiency of qi and yin, coughing and wheezing, phlegm and blood, and internal heat and thirst (fever accompanied by symptoms such as overeating and excessive urination and drinking), etc. It is important to note that, it is forbidden to those who are allergic to American ginseng, and should be used cautiously for those who suffer from deficiency of yang and heat, dampness-heat and heat-suppressed fire, and cold dampness and dampness obstruction. Therefore, patients with high blood sugar who do not have contraindications to American ginseng can take American ginseng in moderation, but it is recommended to take it under the guidance of a doctor. However, it is recommended to take it under doctor’s guidance. Moreover, there is no literature report that American ginseng has toxic effect, if any discomfort symptoms appear after using the medicine, it is recommended to go to hospital for consultation. Patients with high blood sugar need to adjust their lifestyles, control their diets and exercise moderately. If you need to take American ginseng, you should take it under the guidance of your doctor, and should not use it blindly.