Composition for disinfecting contact lenses
First Claim
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1. A disinfecting composition for daily treatment of flexible contact lenses comprising a stable aqueous solution having equilibrium concentration of from about 0.01 to about 0.04 peracetic acid, from about 1 to about 3% by weight of hydrogen peroxide, and sufficient acetic acid for equilibrium.
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Abstract
A disinfecting solution for contact lenses, both hard lenses and flexible lenses, comprising an aqueous solution of hydrogen peroxide and peracetic acid.
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16 Claims
- 1. A disinfecting composition for daily treatment of flexible contact lenses comprising a stable aqueous solution having equilibrium concentration of from about 0.01 to about 0.04 peracetic acid, from about 1 to about 3% by weight of hydrogen peroxide, and sufficient acetic acid for equilibrium.
- 6. A method of cleaning and sterilizing contact lenses, comprising contacting the lenses with an aqueous solution consisting essentially of, at equilibrium, from about 0.01 to about 0.04 peracetic acid, from about 1 to about 3% by weight of hydrogen peroxide, and sufficient acetic acid for equilibrium, for a period of from about two to five minutes, and rinsing the lenses with running water for up to about thirty seconds.
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16. In a stable, aqueous contact lens cleaning solution comprising a non-ionic surfactant, the improvement wherein said cleaning solution further comprises a microbiocidal agent consisting essentially of equilibrium concentrations of from about 0.01 to about 0.04% peracetic acid, about 1 to about 3% hydrogen peroxide, and sufficient acetic acid for equilibrium, by weight of said cleaning solution.
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