This product is the root and rhizome of the perennial herb Aster (Aster tataricus L. f.) of the Asteraceae family. Mainly produced in Hebei, Anhui, Northeast, North China, Northwest and other places. Excavate it in spring and autumn, remove the knotted rhizomes, braid it into strips and dry it in the sun, or directly dry it in the sun, cut it into thick slices and use it raw, or roast it with honey.

[Property]

Acrid, sweet and bitter, warm. act on lung channel.

[Efficacy]

moistening dryness and resolving phlegm.

[Indications]

Used for cough with phlegm. This product is sweet, moisturizing and bitter, pungent and warm but not dry. It mainly enters the lung meridian, is good at moistening the lungs, lowering qi, opening up lung stagnation, resolving phlegm turbidity and relieving cough. It can be used for all coughs, whether new or old, Hanre deficiency or excess. If wind-cold affects the lungs and cough causes itchy throat, use Schizonepeta, Platycodon Root, etc.; if yin deficiency causes labored cough and blood in the sputum, use Donkey-hide Gelatin, Fritillaria Bulb, etc. use nourishing yin and moistening lung resolving phlegm to relieve cough, such as Wang Hai-zang Aster Decoction. In addition, this product can also be used for lung abscess, lung impediment, and urinary obstruction, as it is suitable for opening lung qi.

[Documentation]

1. "Wood Classic": "It mainly treats cough with dyspnea, and the chest cold in the middle heat accumulates Qi."
2. Bencao Congxin "Specializes in treating blood phlegm. It is a holy medicine for blood consumptive disease. "It can also be used as a tonic soup."
3. "Mucao Zhengyi" "Aster is soft and moist. Although it is bitter and warm, it is not comparable to dryness and strongness. It can open and discharging lung stagnation, relieve cough and relieve stagnation." , and soothes the lung qi and blood. All symptoms include wind-cold external bundles, lung qi congestion, coughing, panting, scorching qi-fire, lung abscess, coughing up pus and blood, and foul smelling phlegm. It can be cured in all cases; it is especially suitable for those who suffer from cold drinking, thick saliva and a sound like a water chicken in the throat."

[Usage and Dosage]

Decoct and take, 5~6g. External contraction is used raw for fulminant cough disease, lung deficiency chronic cough disease is used for roasting with honey.

This product contains Aster saponin, Aster ketone, Daimyo Oak Bark element, non-glucoside, epiglutinol, volatile oil, etc. Decoction and extracts have significant dispelling phlegm and antitussive effects, and have inhibitory effects on large intestine bacilli, dysentery bacilli, disease caused by cold bacilli, paradisease caused by cold bacilli, and Pseudomonas aeruginosa; Daimyo Oak Bark has a diuretic effect; table Indigo alcohol has anti-cancer effects on Ehrlich carcinoma in mice.