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OPTHALMIC COMPOSITIONS WITH AN AMPHOTERIC SURFACTANT AND AN ANIONIC BIOPOLYMER

  • US 20090196845A1
  • Filed: 01/31/2008
  • Published: 08/06/2009
  • Est. Priority Date: 01/31/2008
  • Status: Active Grant
First Claim
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1. An ophthalmic composition comprising:

  • 0.1 ppm to 50 ppm of a cationic antimicrobial component selected from the group consisting of biguanides, polymeric biguanides, quaternium ammonium compounds and any one mixture thereof;

    0.005 wt. % to 2 wt. % of an anionic biopolymer; and

    0.01 wt. % to 2 wt. % of an amphoteric surfactant of general formula I

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