My Sinus is so plugged that i cant sleep?

My sinus are so plugged that I cannot breathe and I have sleep Apnea,does anyone have any suggestions besides eating chicken soup with lots of pepper or sprinkling chili powder in the back of my throat or breathing in steamming water with a towel over my head cause I have done all of these and they do not work.My throat and nose are so raw from blowing and coughing Im about ready to screem...please someone hlp me im at my wits end!!!