Hello...... Dozens of conditions can cause a recurrent, lingering cough, but the major causes are postnasal drip, asthma, gastroesophageal reflux disease (GERD), chronic bronchitis, and treatment with ACE inhibitors, used for high blood pressure. ...in your case persistent cough could be unresolved infection..
Answered2017-06-16 15:48:06
Let others know if this answer was helpful