A - Human Necessities – 61 – L
Patent
A - Human Necessities
61
L
A61L 12/14 (2006.01) C11D 3/00 (2006.01) C11D 3/37 (2006.01) C11D 3/48 (2006.01) C11D 1/72 (2006.01)
Patent
CA 2501396
An buffered aqueous contact lens disinfecting solution having much lower concentration of disinfecting agents, and less irritating to the eye. The solutions have a tonicity of 200 to 450 mOsm/kg, a pH of between 6 and 8, and a concentration of chloride ions below 1500 ppm. Despite having less than 1 ppm of antimicrobial, the solutions are effective against C. albicans within 15 minutes of contact.
La présente invention a trait à une solution tampon aqueuse de désinfection de lentilles de contact présentant une concentration très inférieure en agents de désinfection, et moins irritante pour les yeux. Les solutions présentent une tonicité de 200 à 450 mOsm/kg, un pH compris entre 6 et 8, et une concentration en ions de chlorure inférieure à 1500 ppm. Malgré une teneur inférieure à 1 ppm en agents anti-microbiens, les solutions sont efficaces contre le C. albicans en 15 minutes de contact.
Lindley Karen Frances
Tsao Fu-Pao
Fetherstonhaugh & Co.
Novartis Ag
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