Burdock is cold and slippery, can play the role of laxative, so for people with weak spleen and stomach, after drinking burdock tea is likely to cause diarrhea, it is recommended to follow the doctor’s advice to take. The Chinese medicine burdock is the mature fruit of burdock, family Asteraceae. Most parts of China are produced. Harvested in the fall, dried and used raw, fried can be. This product is cold in nature, pungent and bitter in flavor. Double tendency. Attributed to the lung and stomach meridians. Its efficacy is to evacuate wind-heat, declaring the lungs and penetrating the rash, detoxifying the pharynx. Burdock seed is hard and cold, and enters the lung and stomach meridians. Xin scattering bitter diarrhea, cold can clear heat, ascending and dispersing with the nature of the Qing descending, the function of evacuation of wind-heat, long for the lung to dispel phlegm, clearing the throat, can be used to treat wind-heat colds see throat redness, swelling and pain, coughing and phlegm unfavorable; and penetrating the rashes and detoxification can be used for the treatment of measles impermeable, rashes, itching, carbuncle, swollen sores and poisons, mumps and mumps Dan toxicity (acute infectious disease, the skin can be seen to redden like a pigmented), and so on. Burdock is slippery in nature, and can also be used to laxative. It should be used with caution for people with spleen deficiency and loose stools (thin, unformed feces). The drug needs to be used under the guidance of a doctor.