Patent ID: 7125543

Claim:
A dental bleaching gel for inhibiting tooth hypersensitivity in a patient undergoing dental bleaching, comprising a combination of 5–30% by weight of a peroxide releasing tooth bleaching compound and from 1% to 35% by weight of potassium-containing compound, based on the total weight of the composition, wherein said potassium-containing compound is present in a safe and effective amount to inhibit tooth hypersensitivity from occurring upon application of the tooth bleaching composition to teeth, said composition not being a dentifrice and not containing an abrasive and wherein said potassium containing compound is selected from the group consisting of potassium bicarbonate, potassium biphthalate, potassium bromide, potassium chromate, potassium dichromate potassium phosphate, potassium sulfate, potassium chromium sulfate, potassium thiocyanate, potassium alum, potassium bitartrate, potassium bromate, potassium carbonate, potassium chlorate, potassium chloroplatinate, potassium perchlorate, potassium persulfate, potassium oxalate, potassium azide, potassium hydrogen sulfate, potassium iodate, potassium chloride, potassium acetate and potassium tartrate.