Hello welcome to the health care magic Cough with blood is called hemoptysis It can occur in bronchitis, pneumonia like respiratory infections and in mitral stenosis like cardiac conditions I will advise you to consult nearby pulmonologoist for following work up... _Auscultation _CBC _chest x ray _if x ray and Auscultation suggest towards bronchitis than spirometry done to assess severity and further management _if x ray shows consolidation than sputum examination needed For congestion relief meanwhile cetrizine like antihistaminic drug can be taken Take care Hope this will help you