Hello doctor please help me i have a question regarding my Flu and coughing i suffering from hard flu and coughing from about 8 years 2012 even i sometimes feel breathless. I continuesly coughing from day to night the color of the flu and coughing is like blackish aur whitest..even i was admitted to hospital in 2018 even i checked
HIV test which i result non reactive negative ...please help me from Navi mumbai. God bless you.