Composition for photodynamic disinfection

Details Composition for photodynamic disinfection Composition for photodynamic disinfection

A - Human Necessities

61

K

A61K 41/00 (2006.01) A61P 31/04 (2006.01)

Patent

CA 2754982

The present invention includes a composition for enhancing the antimicrobial efficacy of photodynamic disinfec-tion against Gram-negative organism that is receptive to paraben potentiation using a composition comprising a photosensitizer and at least one paraben. The present invention also includes a method for photodynamic disinfection comprising applying the composition to a desired treatment area and applying light to the desired treatment area at a wavelength absorbed by the photosen-sitizer so as to inhibit Gram-negative organism located within the treatment area wherein the Gram-negative organism is receptive to paraben potentiation.

La présente invention comprend une composition destinée à améliorer l'efficacité antimicrobienne d'une désinfection photo-dynamique contre un organisme Gram négatif qui est réceptif à la potentialisation de parabène à l'aide d'une composition comprenant un photo-sensibilisant et au moins un parabène. La présente invention porte également sur un procédé de désinfection photo-dynamique comprenant l'application de la composition à une zone de traitement souhaitée et l'application à la zone de traitement désirée de lumière d'une longueur d'onde absorbée par le photo-sensibilisant de façon à inhiber un organisme Gram négatif situé dans la zone de traitement, l'organisme Gram négatif étant réceptif à la potentialisation du parabène.

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