Burel 1.1% Sodium Fluoride Brush-On Dental Gel, Fresh Mint, 2.0 fl oz Tube, 1/Pk. Prescription-strength, non-abrasive dental gel with 1.1% sodium fluoride to prevent cavities and strengthen enamel. Alcohol-free and easy to use. Simply apply, expectorate, and avoid eating/drinking for 30 minutes. Ideal for pediatric (6+) and adult use.