You should not drink astragalus soup when you have a cold, because the balance of the body is disturbed when you have an external cold or wind-heat, and the condition is concentrated on the surface of the body, which needs the body to actively fight the incoming external evil, and needs to drive the evil out, which requires the body’s outward dispersal action, as well as moisture. Astragalus is good for the qi, you may think that after eating it can help to drive the evil out, but the publishing effect of astragalus is not strong, and some people do not absorb its heat may lead to fire, and even consume more water, are not very beneficial to the body when the external sensation. Only people with very weak qi, or clear pseudo-epidermal deficiency, usually often sweating on their own, weak qi, talking with no energy, maybe the doctor will prescribe him some astragalus in the medicine, but will use other medicines to prevent the bad effect of astragalus. So if you have a cold, don’t just try to use Astragalus soup by yourself.