How to cure cough, dry cough and itchy throat

Cough due to dry itchy throat is considered to be caused by inhalation of allergic substances, and may also be caused by pharyngitis; blood routine and sputum smear examination should be done in respiratory department of regular hospital. If allergic cough is diagnosed, antihistamine drugs should be taken away from allergic substances, and antitussive drugs should be used for treatment.