US 9,808,406 B2
Composition, comprising hydrofluoric acid, for inhibiting dental erosion
Gunnar Rølla, Oslo (NO); and Per Stanley Thrane, Hvalstad (NO)
Assigned to Zpearpoint AS, (NO)
Appl. No. 11/596,104
Filed by Gunnar Rølla, Oslo (NO); and Per Stanley Thrane, Hvalstad (NO)
PCT Filed May 18, 2005, PCT No. PCT/NO2005/000167
§ 371(c)(1), (2), (4) Date Sep. 11, 2008,
PCT Pub. No. WO2005/110347, PCT Pub. Date Nov. 24, 2005.
Claims priority of application No. 20042027 (NO), filed on May 14, 2004.
Prior Publication US 2009/0010856 A1, Jan. 8, 2009
Int. Cl. A61K 8/21 (2006.01); A61Q 11/00 (2006.01); A61K 8/00 (2006.01); A61K 8/02 (2006.01)
CPC A61K 8/21 (2013.01) [A61Q 11/00 (2013.01)] 11 Claims
1. A composition with active agent for inhibiting dental erosion, the composition consisting essentially of hydrogen fluoride, and at least one of a humectant, a binder a thickening agent, an abrasive agent, a surfactant and a flavoring agent, wherein the hydrogen fluoride is the only fluoride present and is present in an aqueous solution at a concentration of 0.1-1% (w/v), the pH of the aqueous solution being between 2.5 and 4.5, and wherein the active agent is un-dissociated hydrogen fluoride.