Severe sore throat for 2 weeks, won't go away/zpack did not help. 45 y.O. (f). 1 mo. Ago p.A. @ work saw me for swollen painful outside of ear. He thought it was maybe shingles or cellulitis (skin red, inflamed, hot, had a sore on ear) and gave me steroid

See a doctor ASAP. This could be nothing so something more serious. So, please see your doctor.
Due . Due to the multiple failed treatment attempts and severity of your symptoms, a consult with an ent(ear, nose, and throat) doctor may be necessary. Please visit your primary care provider first who can refer you after they do additional work up as deemed necessary. In the meantime Ibuprofen and an anti-histamine may help. Good luck.