I have tried Sudafed with no luck but not the Sinus rinses that you mention - I have not seen those before. I am also investing in a facial steamer to see if that helps to unblock the sinus....
WOW, that sounds like exactly the symptoms that I have except I can really feel it feeling full/underpressure on one side in particular from my ear right up to my nose! I often get 'cracking' when i...