The efficacy of Angelica sinensis and Rhizoma Ligustici Chuanxiong in water is to tonify and invigorate blood. However, drinking angelica and rhizoma rhizoma rhizoma in water does not fully utilize its active ingredients, and it should be decocted and taken. Angelica sinensis is sweet, pungent and warm. It enters the liver, heart and spleen meridians. Its effect is to tonify and activate blood, regulate menstruation and moisten the intestines. It is used for blood deficiency and atrophy, menorrhagia, dysmenorrhea, abdominal pain with deficiency and cold, and constipation. Chuanxiong is pungent in flavor and warm in nature. Attributed to the liver, gallbladder and pericardium meridians. Its effects are promoting circulation of Qi and blood (promoting the flow of Qi to circulate blood), dispelling wind and relieving pain (dissipating wind evil and relieving pain in the muscles and bones). It is used for menstrual closure, dysmenorrhea, headache, and rheumatic paralysis. The combination of the two has the effect of tonifying and invigorating blood. It should be noted that people with damp-heat obstruction, lung-heat and phlegm-fire, yin deficiency and fire (deficiency of yin and essence in the body, and hyperactive fire), loose stools (thin and unshaped feces) and diarrhea should not be taken. Its adverse reactions are not clear, do not eat spicy food during consumption. The drug soak can not be completely analyzed out of the active ingredients of the drug, can only play a supplementary therapeutic role. If you need to use the drug should be used under the guidance of a doctor, not blindly used on their own, so as not to cause adverse effects on the body.