Acute bronchitis. Some patients with acute bronchitis have a cough that can last for a long time, in some cases as long as 1-2 months. If possible, please provide the name of the infusion and nebulized medication. Recommendations: 1. Check for mycoplasma and chlamydia antibodies. 2, Anti-infection need to cover mycoplasma and chlamydia infection possible, can infusion or oral azithromycin. 3, line: budesonide suspension 1mg + salbutamol nebulizer solution 1ml + ipratropium bromide nebulizer solution 0.5mg compressed air nebulization or oxygen spray, 2 times / day. And at the same time line anti-cough symptomatic treatment.