Ophthalmic and contact lens solutions containing simple saccharides as preservative enhancers
AssigneeBioConcept Laboratories
InventorFrancis Smith
Life of this patent
Estimating the term…
Abstract
A contact lens solution comprising 0.001 to 10 weight percent or a preservative enhancer chosen from the group consisting of: inositol; mannitol; sorbitol; sucrose; dextrose; glycerin and propylene glycol; and at least 0.0001 weight percent of a cationic polymeric preservative, and where the concentration of chloride in said solution is less than 0.2 percent by weight.
Claims9
A contact lens solution comprising 0.001 to 10 weight percent or a reservative enhancer chosen from the group consisting of:
- inositol;
- monnitol;
- sucrose;
- dextrose;
- glycerin and propylene glycol;
- and at least 0.0001 weight percent of a cationic polymeric preservative, and where the concentration of chloride in said solution is less than 0.2 percent by weight.
An ophthalmic solution comprising 0.001 percent sorbitol, at least 0.0001 weight percent preservative and less than 0.2 weight percent chloride.
A contact lens solution comprising as a preservative enhancer 0.001 to 10 weight percent of a simple saccharide;
- and at least 0.0001 weight to 10 weight percent preservative.
Dependencies are inferred from the claim text.