I have constant drainage from my Sinius & my throat is red from the drainage, I have Mucos & trying to clear my throat, my my Pulmonary doc. prescribed Zetonna Nasal Aerosol, I m afraid to use it because it is a steroid, I know of someone who used steroid sprays & she got Kidney cancer, my daughter had complications to her eyes from sprays, could I have allergy tests & see what is causing this & do they give allergy shots without steroids, I m Diabetic & I m 79.