Soothe Desensitising Gel : A potassium nitrate and fluoride releasing desensitising gel 1.2ml Desensitiser: Soothe, a sustained release gel containing 6% potassium nitrate and 0.1% fluoride gel, relieves tooth sensitivity caused by chemical and thermal changes. Unlike other desensitisers, Soothe will not interfere with the whitening process. Apply before or after whitening: Sensitivity can occur during or after the tooth whitening procedure. Soothe can be applied before or after the treatment. Contains 4 x 1.2ml Soothe Syringes & Accessories