Mentha piperita has the effect of dispersing wind-heat, clearing the head and eyes, clearing the throat and rash (clearing the throat and rash), clearing the liver and promoting the flow of qi, and is used for wind-heat and colds, sore throats, and itchy rashes. Mentha piperita is the flower of Mentha piperita, family Labiatae. Its flavor is pungent, cool in nature, belonging to the lung and liver meridian, with the effect of evacuating wind-heat, clearing the head and eyes, clearing the pharynx and rashes, and clearing the liver and promoting the flow of qi. Peppermint flower is used for treating wind-heat colds, the first signs of warm diseases, wind-heat headache, redness of the eyes and tears, sore throat, impenetrable measles, itching of rubella, liver depression and stagnation of qi (poor transportation of qi and blood in the liver, emotional depression), chest tightness and dystocia (pain in the area of the coats of arms and ribs). Adverse effects and contraindications of Mentha piperita are not known. If there is a need for medication, it is recommended that it be used under the guidance of a professional physician to identify the symptoms, and not blindly self-medication.