| abstract |
PROBLEM TO BE SOLVED: To provide a liquid preparation for contact lenses which has a sufficient disinfecting effect, has low toxicity to eyes and can be used safely. SOLUTION: An aqueous medium contains ε-polylysine as a bactericidal component at a concentration of 0.00000001 to 1.0 w / v%, and an amino acid and / or a nonionic tonicity agent of 0.01 to 1.0 w / v%. A solution for contact lenses was prepared by containing it at a concentration of 20 w / v%. |