Anionic amino acid based surfactants to enhance...

Details Anionic amino acid based surfactants to enhance... Anionic amino acid based surfactants to enhance...

A - Human Necessities

61

K

A61K 47/18 (2006.01) A61K 9/00 (2006.01) A61K 9/08 (2006.01) A61K 45/06 (2006.01)

Patent

CA 2383589

Anionic amino acid based surfactants are used to enhance antimicrobial effectiveness in topically administrable pharmaceutical compositions containing at least one active ingredient, a cationic preservative and an anionic polyelectrolyte, such as carboxyvinyl polymers, xanthan gum, polystyrene sulfonic acid polymers and cationic exchange resins.

L'invention concerne des tensioactifs anioniques à base d'acide aminé qui sont utilisés pour améliorer l'efficacité anti-microbienne de compositions pharmaceutiques topiques, compositions contenant au moins un principe actif, un conservateur cationique et un polyélectrolyte anionique, tel que des polymères carboxyvinyliques, de la gomme xanthane, des polymères d'acide polystyrène sulfonique et des résines échangeuses cationiques.

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