Bronchitis asthma is divided into acute bronchitis, chronic bronchitis. A combination of asthma causes need to be targeted treatment. Both acute and chronic bronchitis, should avoid or prevent the inhalation of dust, smoke and harmful gases. If necessary, medication can be used to prevent and control symptoms and reduce the frequency and severity of acute exacerbations. Acute bronchitis medication is based on anti-infection, resolving phlegm and relieving cough. Examples include: antibiotics (e.g., amoxicillin, ciprofloxacin), dextromethorphan, codeine, and acetylcysteine. Chronic bronchitis, can be applied to resolve phlegm and cough drugs such as ambroxol, eucalyptus-pinocampus enteric capsule, etc. Decreased lung function combined with bronchodilators, such as salbutamol, ipratropium bromide, etc.. Anti-infective treatment (e.g., azithromycin, levofloxacin, etc.) is needed when there is evidence of bacterial infection. If the bronchitis asthma is serious, must go to the hospital, under the guidance of the doctor, do not use drugs without authorization, so as not to cause adverse consequences.