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Method and composition for rewetting contact lenses and relieving eye dryness

  • US 6,180,093 B1
  • Filed: 08/21/1997
  • Issued: 01/30/2001
  • Est. Priority Date: 09/20/1996
  • Status: Expired due to Fees
First Claim
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1. An aqueous solution for treating dry eye, consisting of:

  • (a) at least one antimicrobial agent, wherein the antimicrobial agent includes a biguanide antimicrobial agent;

    (b) at least one polyvinylpyrrolidone polymer;

    (c) at least one buffering agent;

    (d) at least one sequestering agent;

    (e) at least one tonicity agent and/or pH adjusting agent;

    (f) water; and

    (g) optionally, at least one surfactant.

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