There is no ten efficacy of Yin Chen, folk rumors of the ten efficacy has a certain degree of exaggeration. In fact, it has the effect of clearing dampness and heat, relieving bile and jaundice (dredging the bile duct to eliminate jaundice). Yin Chen is good at facilitating the dampness of the liver and gallbladder to reduce jaundice, for the treatment of jaundice. As it is bitter and cold, it is especially good at clearing dampness and heat in the liver and gallbladder (dampness and heat accumulated in the liver and gallbladder), so that it can be eliminated from the urine and stools. If the body such as orange color, belongs to the yang yellow, often with gypsum, gardenia; if belongs to the cold and damp stagnation, hair for the yin yellow, is equipped with appendicitis, dry ginger. Yin Chen bitter, slightly cold, into the liver meridian blood (in the warm disease WeiQiYingBlood four period, belong to the most in-depth stage or disease), have detoxification effect of healing sores. It is often used in combination with cypress and cocos to treat itchy sores and rashes caused by internal dampness and heat. It is generally contraindicated in treating deficiency yellows and atrophic yellows caused by spleen deficiency and blood deficiency. Before using the medicine, patients need to use the medicine under the guidance of a Chinese medicine practitioner for identification of symptoms, and please consult the hospital in time if any uncomfortable symptoms occur.