The presence of increased texture and coarsening of the lungs is mainly common in the clinic due to inflammatory reactions caused by various reasons, commonly seen in acute exacerbation of chronic bronchitis, which is mainly treated with symptomatic treatment and etiologic treatment. For the symptoms of cough and sputum, drugs to relieve cough and resolve sputum are given, including lampblossom leaf granules, myrtle oil, carboxymetholestane oral solution, and aminoglutethimide syrup. Nebulized inhalation treatment, such as budesonide nebulized solution combined with chymotrypsin, can also be chosen to dilute sputum and promote sputum discharge. For the combination of bacterial infection, antibiotics should be chosen, such as amoxicillin, cefuroxime, clindamycin and other drugs. For symptoms accompanied by wheezing and shortness of breath, you can also choose to use albuterol nebulized liquid, terbutaline sulfate nebulized liquid, and ipratropium bromide nebulized liquid nebulized inhalation treatment, to achieve the purpose of relieving cough and asthma.