I Have A Sinus Infection, Im Having A Very Hard

I have a sinus infection, Im having a very hard time getting rid of it, just keeps coming back, im on bactrim now, and i seem to be blowing out these large greyish rubbery ,pieces looks like skin is atatched, im really scared because it also looks as if it has little tiny white eggs, forming in the mucus, what is this???? I have been blowing out ,chuncks of this for over a year now, but, this time the hard rubbery mucus is coming out in larger pieces, my mouth gets numb, and my teeth even hurt at times, real fatigued, loss of appetite,, is the flem loosening is that the grey rubbery stuff ???