What are the commonly used antitussive and expectorant drugs?

Peucedanum: 4.5 ~ 9 grams. Slightly cold, suitable for the initial onset of exogenous diseases, wind-heat cough, and has the effect of reducing qi and resolving phlegm.

Fructus Arctii: 4.5-9g. Slightly cold, although it has the effects of relieving cough and resolving phlegm, dispelling wind-heat and relieving throat, it is not suitable for loose stool.

Fritillaria: 4.5-9g. Mild cold, such as Fritillaria, is suitable for exogenous cough, while Fritillaria cirrhosa is suitable for endogenous cough, which has the effects of moistening lung, clearing fire and resolving phlegm. However, Fritillaria cirrhosa should not be used in the early stage of exogenous cough for fear of inhibiting phlegm.

Cicada: 3 ~ 6 grams. Slightly cold, used for wind-heat cough, effective for hoarseness.

Rhizoma Cynanchi Stauntonii: 4.5-9 grams. Slightly cold, used for cough with excessive phlegm and lung qi.

Mulberry bark: 4.5-9g. Sweet in taste and cold in nature, used for cough due to lung heat. Because it can clear the lung and promote diuresis, it can also be used for diuresis and detumescence.

Loquat leaves: 6 ~ 12g. Kuping is used for clearing lung and stomach heat to treat cough and asthma, and clearing stomach heat to stop vomiting. Be sure to brush it, be sure to blow it up.

Lung-warming drugs

Almond: 4. ~ 9g。 Bitter almond is mild in temperature, which can eliminate phlegm, moisten intestines and relieve asthma, and can be used to treat cough. Sweet almond has nourishing effect, and is mostly used for cough due to deficiency syndrome.

Aster: 4.5 ~ 9 grams. Slightly warm and expectorant, it is also used for chronic cough due to lung deficiency, and has the effect of clearing lung heat.

Farfalla: 4.5-9 grams. Warming the middle warmer, lowering qi and relieving asthma is often combined with Aster.

Inula: 4.5-9g. Slightly warming, lowering qi, resolving phlegm, relieving asthma, calming qi and stopping vomiting. It must have exploded.

Degranulation

Perilla frutescens: 4.5-9g. Slightly warm, expectorant and antiasthmatic.

Radish seed: 4.5 ~ 9 grams. Slightly warm, all phlegm and cough can be used, and digestion can be promoted.

Pinellia ternata: 4.5 ~ 9g. Warm in nature, it specializes in treating wet phlegm, relieving cough and vomiting, calming the stomach and calming the nerves, and has a wide range of uses.

Platycodon grandiflorum: 2.4 ~ 6 grams. Slightly warm, clearing the throat, resolving phlegm and expelling pus, and can carry medicine upward and spread lung qi.

Tianzhu Huang: 3 ~ 9 grams. Slightly cold, cool and expectorant, often used for phlegm-heat convulsion and apoplexy with phlegm and blood stasis.

antitussive (drug)

Stemona: 4.5-9g. Slightly cold, moistening the lungs and relieving cough. If it is used for new cough caused by exogenous pathogens, it must be combined with drugs that disperse lung and relieve exterior syndrome, and it has insecticidal effect.

Schisandra chinensis:1.5 ~ 4.5g. It is mild in nature. Because of its acidity, it is more suitable for patients with lung and kidney cold, and it can also stop sweating and diarrhea and treat nocturnal emission.