Patent ID: 6436436
Filing Date: 2002-08-20
Classification: A61K,A61Q,Y10S

Abstract:
A composition comprising:at least one phospholipid capable of forming bilayers in aqueous solution; at least one amphoteric surfactant; at least one nonionic surfactant present in an amount by weight equal to or greater than the amount of said at least one phospholipid; and wherein said at least one phospholipid, said at least one amphoteric surfactant, and said at least one nonionic surfactant are present in a combined amount sufficient to allow at least one water-insoluble polymer to be incorporated into an aqueous solution, and wherein said at least one water-insoluble polymer comprises at least one aromatic monomeric residue, said at least one aromatic monomeric residue comprising at least one aromatic group substituted with at least one hydroxyl group.