A strong cough during the recovery period of pneumonia is caused by the aggravation of the disease. You can continue to take oral antibacterial and anti-inflammatory drugs to stop coughing and resolve phlegm. Such as routine blood tests, chest radiographs, sputum examination and drug sensitivity tests if necessary, and then according to the results of the examination, the use of more sensitive antibacterial drugs to actively treat. Also need to strengthen nutrition, can eat more easily digestible, high protein food, need to pay attention to rest, avoid excessive exertion.