The prescription of Mustard and Shellfish Er Chen Tang is a combination of Chinese herbs such as Semen xia, Tangerine red, Poria, Ginger, Licorice, Phellodendron, and White mustard seed. Er Chen Tang is proposed by modern medical practitioner Xiong Jibai, etc. There is no relevant record in the ancient Chinese medical books, which is mainly composed of half-summer, tangerine red, Poria, licorice, etc. to dry dampness and resolve phlegm (to dry dampness of the drug to dispel phlegm in the body) based on the formula of Er Chen Tang with subtractions, with the use of white mustard seeds that can remove phlegm outside the membrane and the phlegm of shellfish to resolve the cough, disperse the lumps and swellings and become, which shellfish to zhebeimu more use. This formula is mainly used for various diseases caused by phlegm and stagnation, such as scrofula (mainly refers to cervical lymph node tuberculosis). It can be used in various diseases caused by spleen deficiency and phlegm obstruction, and the additions and subtractions are different in different cases. If you need to use it, it should be taken under the guidance of a professional physician and in accordance with the doctor’s instructions, do not use it without authorization.