A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 7/16 (1995.01) A61K 7/20 (1995.01)
Patent
CA 2321231
The present invention relates to oral care compositions, including therapeutic rinses, especially mouth rinses, as well as toothpastes, gels, tooth powders, chewing gums, mouth sprays, and lozenges (including breath mints), comprising at least a minimally effective amount of chlorite ion, wherein preferably the pH of the final composition is greater than 7 and level of chlorine dioxide or chlorous acid is less than about 50 ppm, preferably is essentially free of chlorine dioxide or chlorous acid. This invention further relates to a method for treating or preventing gingivitis, plaque, periodontal disease, and/or breath malodor, and/or for the whitening of teeth, in humans or other animals, by applying a safe and effective amount of the chlorite ion composition to the oral cavity.
La présente invention concerne des compositions d'hygiène bucco-dentaire, telles que des solutions de rinçage thérapeutiques, notamment des solutions de rinçage buccales, ainsi que des pâtes, gels et poudres dentifrices, des chewing-gums, sprays buccaux et dragées (notamment les dragées mentholées rafraîchissant l'haleine). Ces compositions renferment au moins une dose minimalement efficace d'ions chlorite, le pH de la composition finale étant, de préférence, supérieur à 7 et la teneur en dioxyde de chlore ou d'acide chloreux étant inférieure à 50 ppm environ, ladite composition étant, idéalement, sensiblement dépourvue de dioxyde de chlore ou d'acide chloreux. L'invention concerne également un procédé de traitement ou de prévention de la gingivite, de la plaque dentaire, des maladies périodentaires, et/ou de la mauvaise haleine, et/ou de blanchiment des dents, chez l'homme ou autres animaux, lequel procédé consiste à appliquer une dose efficace et sans danger de cette composition à base d'ions chlorite dans la cavité buccale.
Wimalasena Rohan Lalith
Witt Jonathan James
Wong Andrew Lee
Kirby Eades Gale Baker
The Procter & Gamble Company
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