Xiang Fu can move qi to relieve pain (by regulating the body’s qi to relieve pain) and dredge liver qi; Yu Jin is a qi medicine in blood, which can both regulate qi and activate blood. It is warm and slightly bitter in nature, and its main effects are to regulate qi, relieve depression, and regulate menstruation and relieve pain (to regulate menstruation and relieve menstrual pain). It can be used clinically for treating distension and pain in the abdomen and ribs, vomiting and sour water, belching (hiccup) and anorexia caused by liver qi stagnation (poor qi and blood transportation of the liver and depression), and can be combined with Chai Hu, Muxiang and Chen Pi to treat this; and can also be used for treating irregular menstruation and dysmenorrhea caused by liver qi stagnation (poor qi and blood transportation of the liver and depression), and can be combined with Chai Hu, Angelica Sinensis and Ligusticum Chuanxiong to treat these. Yu Jin is cold in nature and bitter in taste. Its main effects are to move qi and relieve depression (relieving stagnation by unblocking qi), dispel blood stasis and relieve pain (removing blood stasis to alleviate pain), cool the blood and clear the heart, and benefit the gallbladder and reduce jaundice (unblocking the biliary tract and eliminating jaundice). In clinic, it is mainly used for treating the pain in coeruleus and ribs caused by stagnation of qi and blood, irregular menstruation; used for vomiting blood and urinating blood caused by stagnation of blood-heat and stagnation of blood; when used for jaundice, it is often used in the same way with Inulae, Qianqin Cao and Gardenia. The use of the drug should be under the guidance of the doctor.