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Amphoteric compostion and polymeric forms of alpha hydroxyacids, and their therapeutic use

  • US 5,886,042 A
  • Filed: 12/29/1997
  • Issued: 03/23/1999
  • Est. Priority Date: 08/15/1989
  • Status: Expired due to Fees
First Claim
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1. A composition comprising:

  • A. an amphoteric or pseudoamphoteric agentwherein said amphoteric or pseudoamphoteric agent comprises at least one member selected from the group consisting of amino acid, dipeptide, creatine, aminoaldonic acid, aminouronic acid, lauryl aminopropylglycine, aminoaldaric acid, neuraminic acid, desulfated heparin, deacetylated hyaluronic acid, hyalobiuronic acid, chondrosine, deacetylated chondroitin, creatinine, cocoamphoglycine, cocoamphopropionate, hydroxyproline, proline, homocysteine, homocystine, homoserine, ornithine, citrulline, phosphatidylserine, and sphingomyelin; and

    B. a compound related to an alpha hydroxyacid or alpha ketoacid selected from the group consisting of ascorbic acid, quinic acid, isocitric acid, tropic acid, trethocanic acid, 3-chlorolactic acid, cerebronic acid, citramalic acid, agaricic acid, 2-hydroxynervonic acid, aleuritic acid and pantoic acid.

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