In general, it is not recommended for the elderly to take American ginseng and astragalus extract for a long period of time, and the drugs should be used under the guidance of a doctor. Radix Panax Ginseng is a traditional Chinese medicine with the effects of clearing heat and generating fluids, tonifying qi and nourishing yin. It is commonly used in clinics to improve the symptoms of deficiency of qi and yin, weakness of body, thirst and heartburn caused by deficiency of qi and injury of fluids in febrile diseases, coughing, wheezing, phlegm and blood, and so on. It is not suitable to be used together with veratrum. It should not be used in cases of deficiency of yang in the middle, obstruction of cold and dampness, and depression of qi and fire. Astragalus Extract is a proprietary Chinese medicine, which has the efficacy of tonifying blood and nourishing qi, fixing the root cause and stopping sweating, and is mainly used for treating qi deficiency and blood loss, weakness of limbs, superficial deficiency and spontaneous sweating (due to frequent natural sweating in the weakened muscles and surface), and lack of strength in the spleen and stomach. Its adverse reactions and contraindications are not clear, avoid greasy food during the period of taking, cold patients should not take. Taking the drug for two weeks or during the period of no improvement in symptoms, or symptoms worsened, or the emergence of new serious symptoms, should immediately stop the drug and go to the hospital. The medication should be used under the guidance of a professional doctor, and should not be taken on its own, if there is any discomfort, please consult a doctor in time.