Angelica sinensis has the effects of regulating menstruation and relieving pain (regulating menstruation and relieving menstrual pain), tonifying and invigorating blood, moistening the intestines and laxatives. Chai Hu has the effects of dispersing the liver and relieving depression (treating depression by dispersing the liver qi), evacuating and reducing fever, and elevating yang qi. Angelica sinensis is sweet, pungent and warm in nature, and can enter the heart, spleen and liver meridians, with the effect of regulating menstruation and relieving pain, tonifying and activating blood, moistening the intestines and relaxing the bowels, which can be used for the treatment of menstrual disorders, blood deficiency and atrophy, bruises, 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, abdominal pain with deficiency cold, and intestinal constipation, etc. The adverse effects of Angelica sinensis are not clear. Adverse effects of Angelica sinensis are not clear, dampness in the fullness (dampness is too heavy to cause fullness and discomfort in the spleen and stomach), stool diarrhea should not be taken. Chai Hu is pungent, bitter and slightly cold in nature, and can enter the liver, gallbladder and lung meridians, with the efficacy of dispersing the liver and relieving depression, evacuating heat, and elevating yang qi. It can be used in the treatment of chest and hypochondriac (the chest and ribs) distension and pain, flu and fever, cold and heat (the body is hot for a while and cold at the same time), menstrual disorders and prolapse of anus, and other diseases. The adverse effects of Chai Hu are not clear, and it is contraindicated for those with hyperactivity of yin and blood, hyperactivity of qi, and internal movement of liver wind. The above drugs need to be used under the guidance of traditional Chinese medicine, and should not be taken blindly on their own to avoid damage.