Radix Platycodi is the dried root of Platycodon grandiflorum (Jacq.) A. DC. (Fam. Campanulaceae). The drug is collected in spring and autumn, washed clean, removed from rootlet, peeled when fresh or unpeeled, and dried.
Diffuse the lung, soothe the throat, dispel phlegm and expel pus.
# Reference is made to the Pharmacopoeia of the People’s Republic of China (2015 Edition)