The effects of boiling water with Radix et Rhizoma Ginseng and Astragali are to nourish the middle and invigorate the qi, strengthen the spleen and benefit the lung, as well as to astringent sweat and consolidate the deficiency, to support soreness and produce muscle, and to benefit water and swelling. In clinical practice, Radix et Rhizoma Ginseng and Radix Astragali are often paired together and have complementary effects. The effect of boiling water with the two together is more reflected in the treatment of patients with weakness of qi and blood, i.e. patients with physical weakness, by boiling water with Radix et Rhizoma Ginseng and Radix Astragali or stewing chicken or duck is also good. The two medicines used together are very effective in raising the body’s middle energy and in treating patients who have recovered from a serious illness and those who have had major surgery, so that they can have sufficient energy and do not produce too much nourishment or dampness. For some patients who are particularly old, it is very beneficial for the control of their condition.