You are receiving this answer from India. This description points towards diagnosis of severe Upper respiratory tract
infection probably to start with viral in nature now complicated with secondary bacterial infection. The medicine told by you may not work in this condition. Just go for some tests like throat swab culture for viruses, and identification of bacteria blood counts. The best medicine in your case may be azithromycin+ quinolone
either alone or in combinations, add with good anti allergic which acts long term, avoid travel for at least three days, have good rest and better prefer some isolation. you may also need some cough
syps. Kindly do not take all these medicine without consulting a chest physician.