At present, the explicit requirements of astragalus with angelica need a certain proportion of the formula has angelica six yellow soup and angelica blood tonic soup, the former astragalus with angelica ratio of 2:1, the latter 5:1, the rest of the two medication ratio need to comply with the doctor’s instructions. Astragalus has the effect of tonifying qi and promoting yang, generating fluid and nourishing blood, inducing diuresis and eliminating swelling, etc. It is suitable for the prolonged diarrhea and prolapse of anus in the middle-qi subsidence (deficiency of the spleen and stomach qi, and the appearance of the viscera and internal organs falling down, etc.), edema in qi deficiency, and yellowish color in the face in blood deficiency. Angelica sinensis has the effect of tonifying blood and activating blood circulation, laxative and laxative, applicable to blood deficiency, colorlessness, dizziness, palpitations, intestinal dryness, constipation and other diseases. In clinical practice, Astragalus and Angelica sinensis are often used as pair of medicines, mostly for blood deficiency and deficiency of qi and blood, and the ratio of the two medicines should be evaluated by professional doctors according to the patient’s condition, and the classic application ratios have been 2:1, such as Angelica Six Yellow Soup, and 5:1, such as Angelica Blood Replenishing Soup. The adverse reactions and contraindications of Radix Astragali are not clear. Adverse effects of Angelica sinensis are not known. It is contraindicated for those with dampness in the middle (too much dampness causing fullness and discomfort in the spleen and stomach) and loose stools. Drugs should be used under medical supervision.