Platycodon grandiflorus is a perennial herb with stem height of 20-120 cm, usually glabrous, occasionally densely short hairy, unbranched and rarely upper branches. The leaves are oval, oval to lanceolate, the leaves are ovate or ovate lanceolate, and the flowers are dark blue or dark purple white, which can be used as ornamental flowers; Its root can be used as medicine, has cough expectorant, lung, pus and other functions, commonly used in traditional Chinese medicine.

Function:

Platycodon grandiflorum is the dry root of Platycodon grandiflorum in platycodoniaceae. It is bitter, pungent and smooth in the lung meridian. It has the effect of dispersing lung and throat, expelling phlegm and purulent. It is clinically used for the following diseases: first, cough and phlegm, chest tightness; second, cough and purulence; Second, sore throat and aphasia; Third, the lung carbuncle spits the pus, the nature disperses upward; The fourth is dysmenorrhea and constipation; It should be noted that the adverse effects of Qi, vomiting, vertigo, yin deficiency, excessive fire and hemoptysis should not be used. Excessive use can lead to nausea and vomiting.