Chinese medicine practitioners generally believe that perilla should not be consumed by people with yin deficiency, qi deficiency and warm diseases, and that consumption of perilla by these people may lead to aggravation of the disease. Perilla leaves have the effects of relieving the surface of cold (removing cold from the muscle surface), moving qi and harmonizing the stomach (regulating the stomach and internal organs by promoting the operation of qi). It is used for cold and flu, cough and vomiting, vomiting in pregnancy, fish and crab poisoning. Perilla leaf is pungent and warm, can ease the epidermis to relieve the muscle (to relieve the skin surface of the evil), sweating to relieve the epidermis (through sweating to relieve the surface of the body of the evil) of the force of the more moderate, mild cases can be used alone, severe cases must be combined with other dispersing wind-cold medicine. Because of its external ability to dispel cold, the internal ability to move the qi and broaden the middle, so the wind-cold surface evidence with qi stagnation, nausea and vomiting, it is more appropriate, often with the qi and broaden the middle (regulating the qi of the spleen and stomach) of the products used together. Perilla leaves are pungent and can be used to remove distension, harmonize the stomach and stop vomiting, and also has a certain effect of regulating qi and stabilizing the fetus, which can be used to treat the chest and epigastric distension of the stagnation of qi in the middle jiao, nausea and vomiting. Cold, often with sand nuts and other warm stop vomiting (to warm the spleen and stomach method to treat the stomach cold caused by vomiting) medicine with; hot, often with Huanglian and other clear stomach vomiting medicine with. In addition, perilla leaves can solve the poison of fish and crab, eating fish and crab poisoning caused by abdominal pain and vomiting diarrhea, and can be detoxified. It can be used alone in decoction soup, or with ginger, patchouli and other medicines. Perilla is commonly used in traditional Chinese medicine, but its use should be under the guidance of a doctor.