When you have a cold, try not to drink astragalus water, because most of the time when you have a cold, there is some imbalance of heat and cold in the body, even if it is cold, most of the body has accumulated heat, there are not many real pure wind-cold colds, not to mention the flu is mainly warm, are mainly heat invasion of the body, so at this time try not to eat hot drugs, because the disease of external sensation actually passes quickly so poor A few days, and then do not have to give it at this time to supplement the qi. Like astragalus it is hot, it will certainly hinder the process of clearing heat from the cold, even if the qi is deficient if it is not deficient to the point of not eating astragalus for a day, try to stop astragalus for two days, because with astragalus while treating the cold, the cold will get better slowly and affect the qi. If the cold this time empty past, do not use astragalus first, the cold will soon improve, after the improvement to use astragalus to replenish the qi. There are some special cases is the kind of qi deficiency, and some people with allergies, will find the Chinese medicine of the Yu Ping Feng particles inside the astragalus, but this astragalus is not a unit use, it is to be used with other drugs, so do not think that some Chinese medicine have their own also take astragalus infusion, which is inappropriate.