How To Relieve Swelling In Throat And Pressure In Ear?

good evening, im having problems with my throat. its hard to swallow, swollen, back part of tongue feels swollen too. right ear feels like its under pressure, underwater. nodes in throat area are swollen. ive had this since wednesday of last week and was taking nyquil but has not helped, thought it was a head cold. started taking benadryl and that has not helped either, thought it might help if was seasonal allergies. i stopped taking the above medications today, both not working, so here i am... what should i do?