Angelica is used to treat cough and asthma, mostly due to internal injuries and prolonged cough, regardless of the actuality of the cough, with or without phlegm; however, it is most appropriate for those with insufficient essence and blood. If the coughing rebellion occurs during the course of an external sensation, the clinical evidence must be judicious. Angelica sinensis was first described in Shennong Ben Cao Jing as “the main treatment for coughing and rebellious upper qi”. The following is a discussion of its mechanism of action and clinical application. Mechanism of action Angelica sinensis is sweet, pungent and warm, and its roots are rich in oil and moisten, so its effect is mainly nourishing, good at nourishing blood, harmonizing blood and activating blood, but also good at laxative, moistening the lungs and relieving cough. The term “coughing against upper air” actually refers to coughing and asthma. As “Su Wen – Cough Theory” says: “all five organs and six internal organs are coughing, not only the lungs. The mechanism of Angelica sinensis “treating cough and upper qi” is multifaceted. It is a good way to stimulate the blood. Qi is the main conductor, blood is the main nourishment. When the qi moves and the blood is full, the large intestine conducts smoothly. Angelica sinensis is one of the main effects of “treating cough and upper qi”. The “Ben Jing” Angelica sinensis is classified as a middle grade herb, which is “main in regulating Qi and Blood, and in removing evil and curing diseases.” The pungent nature of Angelica sinensis is to promote the flow of qi and blood, so that the lung qi can be purified and coughing can be stopped. Sweet nourishes and moistens. The lung is a delicate organ, likes to moisten, and hates dryness and astringency. When the lung is dry and not moistened, its circulation and purification are out of order, resulting in a cough. If the lung is dry and astringent and the phlegm is unfavorable, or if the lung is old and weak and the cough is labored, add two or three pennies of angelica to this formula.” There are many sweet and moist products, but when the evil is external and the dryness is internal, the sweet and moist medicines are not as sweet and pungent as angelica, which is sweet and moist to nourish the dryness and pungent to benefit the qi, so it has the function of moistening the dryness without the disadvantage of sweet and slowing down the condensation of evil. It can be used for coughs with phlegm and blood due to deficiency of lung and kidney yin and deficiency of liver and blood. Nourishing the kidney and nourishing Qi. The kidney is the main reservoir of essence, blood can transform essence, angelica nourishes blood and replenishes it, good at nourishing the deficiency of liver and blood, so it can make the kidney essence full. The kidneys are the main organ of the Qi, the essence and blood is insufficient, the Qi does not take in, can not return to the root, is the cough for asthma, as the so-called deficiency asthma out of the lungs and kidneys two organs. Angelica nourishes the lung and nourishes the blood, which is beneficial to the lung and kidney, so it can treat deficiency asthma of the lung and kidney. Jing Yue Quan Shu (The Complete Book of Jing Yue), Zhen Yuan drank Shu Di, Angelica Sinensis and Roasted Licorice to nourish Yin and nourish Blood, fill the essence and nourish Qi, which is an important formula for treating the deficiency of wheezing due to the absence of root in Yuan Hai. The book “Ancient and Modern Book Integration Medical Department Quan Lu” quoted Zhang Jiebin’s Great Tonic Decoction, Right Return Pill, Great Ying Decoction and Small Ying Decoction to treat gas and blood deficiency, deficiency of true yin essence and blood, and shortage of vital energy. Promoting blood circulation and eliminating phlegm. The “Standard Rules for Treatment” uses Chuan Danggui San (Chuan Danggui, Peony Peel, White Peony, Scutellaria, Moutong, Huayin Hsian, Mai Men Dong, Licorice, Sheng Dihuang) to “regulate Rongwei, eliminate blood stasis, get rid of sound, and treat phlegm cough.” Moistening the intestines and lowering Qi. The Taiping Huimin Hefei Dosing Bureau Formula Su Zi Descending Qi Tang “treats men and women with deficiency Yang attacking upward, Qi not rising and falling, upper Sheng and lower deficiency, phlegm congestion in the diaphragm, throat disadvantage, cough …… wind constipation in the stool, astringency and stagnation.” Angelicae, in combination with Su Zi, Han Xia, Qian Hu and Hou Pu, descend the Qi and moisten the intestines, which can calm asthma and pass stools. Nourishes blood and eases the liver. The liver is the main drainage, relying on the blood to nourish it, the lung gold system. Blood deficiency without moistening, Yin deficiency fire burning, up to insult the lung gold, is to make cough; or Qi stagnation, liver Qi rebellion, offending the lung cough, at this time, Angelica are the key medicine. In this case, Angelica sinensis is an important medicine. In Medical Science, the treatment of coughing in children with tens of coughs is due to the disharmony of liver and blood. The formula uses Radix Angelicae Sinensis, Radix Paeoniae Alba, Poria, Radix et Rhizoma Chai Hu, Simmered Ginger, Peppermint, Salviae Miltiorrhizae, Radix Aromaticae Sinensis, Radix Scutellariae Sinensis, Fructus Schisandrae, Dampi, Rhizoma Atractylodes Macrocephalae, Radix Glycyrrhizae. Pungent and warm to disperse evil. Those who are on the surface, sweat and dispel them. Therefore, it can also be used to disperse evil in coughs. For example, Jing Yue Quan Shu (New Formula Eight) uses Angelica Sinensis with Chai Hu and Ge Ge Ge to treat blood deficiency. In summary, angelica can indeed treat “cough and rebellious upper qi”. It can be applied to treat cough and asthma, mostly due to internal injuries and prolonged coughing, regardless of the actuality of the cough, with or without phlegm; however, it is most appropriate for those with insufficient essence and blood. If the cough reversal occurs in the course of an exogenous disease, it is appropriate to treat those with wind-cold and dryness, and caution should be exercised in the presence of evidence. Clinical application Dry cough with itching throat. Itchy throat cough with dozens of coughs, which may not be cured for years or may recur, is a cough with wind in the throat. The treatment with Six Flavors Tang (Radix Platycodon, Radix Glycyrrhiza Uralensis, Radix Thornbush, Peppermint, Cicadelle, and Bongfeng) plus Angelicae Sinensis is often effective in relieving wind and throat, nourishing blood and relieving cough. If it is hot, add chrysanthemum; if it is cold, add sage; if it is dry, add lily and white peony; if blood stasis, add safflower; if liver wind is disturbed, add asparagus and hooked vine. Dry cough. Dry cough without sputum, dry mouth and stool, or coughing with mute voice, red tongue, thin and little coating, thin pulse. Angelica Almond Decoction (Angelica Sinensis, Lily, Zhi Mu, Mai Dong, Almond, Roasted Momordica, Roasted Aster, Wu Wei Zi) is used to nourish Yin and nourish dryness, moisten the lung and relieve cough. Phlegm and asthmatic cough. Cough or asthma with shortness of breath, congestion of phlegm, coughing and vomiting, with pale tongue, white greasy coating and floating pulse. The treatment should be to resolve phlegm and lower qi, stop coughing and calm asthma, and for those with evidence of mixed deficiency and reality, Su Zi Qi Lowering Soup is appropriate; coughing with salty sputum and shortness of breath is a severe deficiency of the lower yuan, treated with Jin Shui Liu Jun Decoction to nourish the kidney and fill essence, resolve phlegm and lower qi to calm asthma. Deficient asthma. The shortage of breath is difficult to continue, and it is even worse when moving, the voice is low and timid, the spirit is atrophied, the strength is weak, the tongue is light, the moss is thin and white, and the pulse is weak and floating and pressed against small. This is due to kidney deficiency, Qi does not return to the root, it is appropriate to nourish the kidneys and nourish Qi; if there is a large deficit of vital energy, then use the Great Tonic Decoction to benefit the kidneys and fill the essence, the Great Tonic to fix the deficiency of asthma, with phlegm can be combined with the three children to raise relatives soup.