It is not recommended to use astragalus and tai ginseng in water to drink when you have a cold, it is recommended that patients with colds seek medical attention in time and use medication under the guidance of a doctor. Astragalus, has the effect of elevating yang and lifting traps (elevating and lifting the body’s yang qi in order to lift the sunken organs), and supporting toxins and generating muscles (discharging toxins and evils, promoting muscle growth and wound healing). The main treatment of qi deficiency sweating (involuntary sweating during the day, a little movement sweating aggravated) evidence, sores and ulcers are difficult to ulcerate difficult to rot, or ulcers for a long time is difficult to convergence, and so on. It is not suitable for those who have a solid surface, sores at the beginning of ulcers, or those who still have a lot of heat and poison after ulceration. Tai Zi Ginseng has the effect of tonifying Qi and generating fluids, strengthening the spleen and benefiting the lungs (strengthening the functions of the spleen and lungs). It is used for treating weak spleen qi (deficiency of spleen qi), deficiency of stomach yin (insufficient yin fluid in the stomach), late stage of febrile illness, injury to both qi and yin, yin deficiency and dryness of the lungs (deficiency of yin fluid in the human body, which leads to dryness of the lungs not being nourished), dry cough with little phlegm, and so on. Caution should be exercised if the evil is solid but the positive qi is not deficient. After a cold, we should pay attention to rest, do not abuse tonic drugs, so as not to affect the condition.