Talk to Ent Specialist on Severe Coughing

I am having flue and cough for a week and consulting a GP (General Phhsician) prescibed me amoxil, hydrillin and arinac

Its 4th day of medication and my cough was not wet anymore and flue was also better but i get extreme coughing attacks in morning and night. today morning i even got blood while coughing as if blood was accomodated in my respiratory tract for the whole night.

any ENT who can guide me some immediate remedies to deal coughing attack as its affecting mg daily routines and life at work as well.