Strep throat? Symptoms - painful, sore throat with difficulty swallowing, some coughing, slight sinus congestion, pain pushing on either side of my trachea.
Lots of rest. A visit to the doctor concluded that the ailment was likely viral (and distinctly not streptococcus), but only rest and copious fluids seemed to help. Drugs were almost useless. The illness did take a long time to remit and abate.