Angelica sinensis and Astragalus combined have the effects of tonifying blood and regulating menstruation, activating blood circulation and relieving pain (relieving pain by removing blood stasis), moistening the intestines and relaxing the bowels, and benefiting qi and blood. However, the active ingredients of soaking in water are limited, so it is recommended to use decoction. 1. Angelica sinensis is sweet, pungent and warm; it belongs to the liver, heart and spleen meridians and can tonify blood and activate blood circulation, regulate menstruation and relieve pain, moisten the intestines and laxatives, and is mainly used for treating blood deficiency with yellowish color, irregular menstruation, menstrual dysfunction, menstrual closure and dysmenorrhea, blood stasis and blood cold, generalized pain, bruises, rheumatism and paralysis, carbuncle and gangrene (a kind of venomous sores, which occurs in the surface of the body, the limbs, and the internal organs of the acute suppurative diseases), sores, and intestinal dryness and constipation. It is forbidden to be taken by those who are hot and bleeding, and should be taken with caution by those who are full of dampness (too much dampness leading to fullness and discomfort in the spleen and stomach) and those who have diarrhea, and the adverse effects are not clear. 2. Astragalus is sweet, slightly warm; belonging to the lung and spleen meridians. It has the function of tonifying qi and promoting yang, fixing the surface and stopping sweating, inducing diuresis and eliminating swelling, generating fluids and nourishing blood, etc. It is mainly used in treating qi deficiency and spontaneous sweating (involuntary sweating during the daytime, and sweating is aggravated with a little movement), loose stools with little food, and sores that are difficult to be ulcerated and putrefied and difficult to be converged for a long time. Surface solid evil, sores at the beginning of ulcers, after the collapse of the heat is still full of poison, should not be used, the adverse effects are not yet clear. The efficacy of medication in water is limited, and cannot replace the treatment of traditional Chinese medicine. If you have any related symptoms, it is recommended that you consult a doctor in a timely manner, and do not use your own medication.