Ive Been In Bed Withthe Flu Since Thurs. Just Got

ive been in bed withthe flu since thurs. just got up yesterday and cant cough because of shortness of breath. tried to sleep sitting up. i have had walking pneumonia before and didnt know it. the phlem seems too deep or something so i took something to help me cough it up.. its not working as fast i think it should . i cannot wait another dai have 500mg amoxicillan.. not sure if i should start taking them or hold off. i just quit smoking since i had a good head start by being in bed for so long