Chief

• huáng lián 3g specific for draining "constant steaming of dampness and heat" ... with a focus on the epigastrium

Deputy

• Huang Qin 9g similar action to that of "h:huang lian", strengthening its ability to dry, drain and direct downward. "used in all of Zhang Zhong-Jing's formulas to drain clumping from the epigastrium."
• zhì bàn xià 9-12g Enters stomach channel, disperses clumping, stops vomiting and eliminates focal distention.
• gān jiāng 9g Enters the Spleen and Stomach, assists in the transformation of thin mucus while restoring the yang qi to the middle burner to treat root and branch of this disorder.

Assistant

• rén shēn 9g Benefit the middle burner qi and prevent the dispersing actions of chief and deputies from injuring the zheng qi. Help to stop vomiting.
• dà zǎo 12 pcs Benefit the middle burner qi and prevent the dispersing actions of chief and deputies from injuring the zheng qi. Help to stop vomiting.

Envoy

• zhì gān cǎo 9g Helps assistant herbs tonify the middle qi and harmonizes other herbs. zuo and shi herbs tonify but without stagnating because they are combined with the moving and draining properties of the other herbs.