Mealybug and Radix Codonopsis Paste is a Chinese medicinal preparation. Its main functions are to strengthen the spleen and stomach, tonify the kidneys, nourish the lungs, tonify the middle and vital energy, benefit the essence and help Yang, and have the effect of stopping cough and fixing asthma. It is mainly used clinically as an adjunctive treatment for acute attacks of chronic bronchitis, acute bronchitis, bronchial asthma, and various causes of bronchiectasis and other symptoms of wheezing, shortness of breath, cough and coughing caused by deficiency of lung qi. The formula contains ginseng and mealybug and has fewer adverse reactions. In addition, when taking the drug, it is not suitable for those who have external sensation or internal heat, it is advisable to take it before meals, and it is prohibited for patients who have allergy to each component of the drug.