Liver qi stagnation (poor qi and blood transportation in the liver, emotional depression) can be improved by taking Free Pill or Chai Hu Shu Liver Pill, both of which are effective in dispersing the liver and strengthening the spleen (regulating the qi of the liver and strengthening the function of the spleen), and dispersing the liver and regulating the qi (regulating the stagnation of the qi of the liver). Liver qi stagnation, also known as liver qi disharmony, is commonly associated with tightness in the chest, loss of appetite, distension and pain in the thighs and ribs, depression, and irregular menstruation in women. Most of them are related to the invasion of external evils and emotional disorders, so it is common to dredge the liver and regulate the qi in the clinic. The efficacy of Easy Pill is to ease the liver and strengthen the spleen, nourish blood and regulate menstruation. It can be used for symptoms caused by liver qi discomfort, such as distension and pain in the chest and ribs, irregular menstruation, loss of appetite, dizziness and vertigo. The adverse effects and contraindications of this drug are not clear at present. Avoid cold, raw and cold foods when taking. Pregnant women should consult their physicians when taking it. This drug should not be taken when you have a cold. People with excessive menstruation should not take this medicine. Chaihu Shu Liver Pill is effective in eliminating flatulence, relieving pain, soothing the liver and regulating qi, and is mainly used for the treatment of liver and qi discomfort, food stagnation, chest and hypochondriac constipation, and vomiting and acidic water. The adverse effects and contraindications of the drug are not clear. Avoid cold and greasy food that is difficult to digest. During the period of taking the medicine, keep the mood optimistic, do not get angry. People with hypertension, heart disease, liver disease, diabetes, kidney disease and other serious chronic diseases should be taken under the guidance of a physician. Children, the elderly and infirm, pregnant women, lactating women and those with heavy menstruation should take the medicine under the guidance of a physician. Liver qi stagnation should be used under the guidance of a Chinese medicine practitioner’s diagnosis, and should not be taken on its own, so as not to cause adverse consequences.