There is wide individual variability in how long it takes to heal chronic bronchitis and two lung infections. For most patients, the duration of treatment generally ranges from one to four weeks. How long it takes to cure chronic bronchitis and two lung infections depends on a number of factors, including the severity of the patient’s condition, his or her age, and the type of treatment. It is usually necessary to carry out anti-infection and other related symptomatic treatment, the treatment period is usually from one week to four weeks. However, some patients have poor physical quality or are accompanied by inflammatory infections in other systems. In these cases, the treatment time will be relatively longer if you want to reach the standard of cure. In daily life, for people with chronic bronchial and two-lung infections, it is recommended to actively consult a doctor, follow the doctor’s instructions for treatment, wear a good mask when going out, and quit smoking in time.