Hi good morning Doc, i am taking medication for dry cough , but 3 day now, i still have itchy cough and everytime i spit there is blood in it. What does it mean doc? Is my case severe or please help me? I am taking antibiotics also, nasal spray , prospan syrupand mouth spray, but i discontinue the mouth spray because, the findings is allergic rhinitis but the mouth spray is like a powdery substances that make me cough. Please advise me what to do?