Breathe Freely with Argentyn 23 23ppm Professional Bio-Active Silver Hydrosol. All natural nasal spray, is drug-free, alcohol-free, non-drowsy, non-addictive and contains no artificial dyes. Scientifically-formulated with natural ingredients to provide quick nasal relief. Eases air flow and allows for clearer breathing by cleansing the nasal passages of pollutants and irritants. Only two ingredients: 99.999% pure silver and pharmaceutical-grade purified water. 1 & 2 oz. travel friendly sizes available for quick on-the-go Sinus Relief.