General Chinese medicine is recommended to be boiled and used immediately, it is not recommended to take overnight Chinese medicine, which may lead to the deterioration of the drug, reduce the efficacy of the drug and other consequences. Angelica sinensis is a blood tonic. It belongs to the liver, heart and spleen meridians. It is sweet, pungent and warm in nature. Its main effects are to tonify blood and regulate menstruation, invigorate blood circulation and relieve pain (relieving pain by removing blood stasis), and laxative. Note that this product should not be taken by those with dampness in the middle (too much dampness causing fullness and discomfort in the spleen and stomach) or diarrhea. When used in treating deficiency of Qi and Blood, it can be combined with Astragalus and Ginseng; when used in treating menstrual irregularity, dysmenorrhea and menstrual closure due to blood deficiency and blood stasis, it can be combined with Rhizoma Ligustici, Paeoniae Alba and Radix Rehmanniae Praeparata; when used in treating paralytic pain of wind-cold and numbness of limbs, it can be combined with Qiangwu, Fenghuang and Astragalus; and when used in treating constipation of dryness of intestines and bowels due to deficiency of blood, it can be combined with Cistanches, Cow Knee and Shengma. When used for treating blood deficiency and constipation, it can be combined with Cistanches, hyssop, ascending hemp and so on. The use of medication should be under the guidance of a professional physician, and should not be taken on its own, so as not to cause delay in the treatment of the disease.