It is not good for men to take American ginseng for a long time without medication indication. American ginseng is a kind of Chinese medicine with sweet, slightly bitter flavor and cool nature, which belongs to lung, heart and kidney. The efficacy of American ginseng is to nourish yin and replenish qi, clear away heat and promote the production of fluids. It is mainly used for the treatment of deficiency of qi and yin (deficiency of both qi and yin fluids) resulting in mental weakness, thirst, thirst, red tongue with little fluids, shortness of breath in coughing, weakness, and thirst. American ginseng is cold in nature, except for those with deficiency of both qi and yin or with heat, other people taking American ginseng for a long period of time may easily lead to coldness of the spleen and stomach, causing symptoms such as loss of appetite, indigestion, diarrhea, etc. Therefore, it is not good for men who do not meet the indications for taking American ginseng for a long period of time. The adverse reactions of American ginseng are not clear. Avoid pairing with quassia. Caution should be exercised if there is deficiency of middle yang, obstruction of cold and dampness, or dampness, heat and fire. If there is a need for medication, it should be used under the guidance of a doctor, and should not be used blindly on its own, so as to avoid adverse consequences.