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1. (EP0205468) SOLUTION DE RINCAGE BUCCAL.
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Claims

1. Mouth rinsing solution for therapeutical use in order to prevent formation of tartar, wherein the solution contains a sodium salt of ethylenediaminetetraacetic acid (EDTA), which complexes calcium ions, so as to prevent formation of phosphate nuclei, characterized in that the sodium salt of EDTA is in such a form that the pH of the solution is within the range of 5.5 to 9.0 and in that the quantity of the sodium salt of EDTA in the solution is 1 to 20 %.
  2. Mouth rinsing solution as claimed in claim 1, characterized in that the sodium salt of EDTA is in such a form that the pH of the solution is within the range of 6.5 to 8.5.
  3. Mouth rinsing solution as claimed in claim 2, characterized in that the sodium salt of EDTA is in such a form that the pH of the solution is within the range of 6.7 to 8.
  4. Mouth rinsing solution as claimed in any of the claims 1 to 3, characeterized in that the quantity of the sodium salt of EDTA in the solution is 2 to 15 %.
  5. Mouth rinsing solution as claimed in any of the claims 1 to 4, characterized in that the quantity of the sodium salt of EDTA in the solution is 5 to 7 %.
  6. Mouth rinsing solution as claimed in any of the claims 1 to 5, characterized in that 100 to 300 ppm, preferably 200 to 250 ppm, of an inorganic fluoride has been added to the solution.