This formula is a modification of Bi Qiu Tang created by Dr. Wei Zizhang of the Guangxi College of Chinese Medicine First Affiliated Hospital. Blue Poppy's version is a 9:1 extract in a glycerine tincture to make it easy to administer to children.

Pattern discrimination:
Wind evils invading because the defensive qi is not securing the exterior. This in turn is due to insufficient spleen (and possible kidney) vacuity with deep-lying phlegm rheum.