Chronic bronchitis is a chronic disease, with cough as the main manifestation, common treatment drugs include: 1, antibiotics: in the case of infection to take antibiotics, including quinolones, such as moxifloxacin, levofloxacin such antibiotics; and macrolides, such as azithromycin, and cephalosporins, such as β-lactam drugs β-lactam drugs, such as cephalosporin antibiotics. These drugs can be taken when the patient is acute; 2, expectorant and cough medicines: including bromhexine, amiloride, acetylcysteine, carboxymethylstilbestrol tablets these phlegm-suppressing drugs; 3, inhalation drugs: if wheezing occurs, inhalation drugs can be applied, such as hormones combined with beta-agonists, which are commonly used in coughing three major categories of drugs. Among them, wheezing and cough medications generally have to be combined, such as budesonide combined with formoterol inhalation therapy, or salmeterol combined with ticlosin long-term inhalation therapy, which will have a better effect.