9. การไอเรื้อรังอาจเกิดจากการติดเชื

9th.Chronic cough may be caused by a viral infection. Antibiotics are prescribed to treat cold symptoms can not kill the virus. The most ordinary way, but drinking water is often more effective to reduce phlegm in the respiratory tract.Adequate rest and sleep to allow the immune system to work effectively it is healed.

9. A chronic cough may be caused by a viral infection. Antibiotics are prescribed to treat the symptoms of flu virus cannot be disinfected. The most common method used to come, but more effective is to drink water frequently to reduce phlegm in the respiratory tract. And a good night's sleep, enough so that the body's immune system to work effectively, it is simply.

9.a chronic cough may be caused by the infected with antibiotics to keep the doctor symptoms flu can not kill infected, use the most common, but it is more effective to remove nasal mucus in drinking water frequently to reduce respiratoryand sleep, enough so that the system of the body immune system performance. Just disappeared.