Sterimar congestion relief is an effective sea water nasal spray that naturally and gently relieves your congestion and washes away cold and flu germs and bacteria before they take hold the sea water base solution clears and cleanses airborne germs from your nose before they have time to develop sterimar congestion relief helps to drain fluids from the nasal mucosa allowing you to breathe naturally sterimar congestion relief is 100 natural it is preservative and steroid free it is so