C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 1/32 (2006.01) A61K 31/715 (2006.01) C08K 3/16 (2006.01) C08K 3/32 (2006.01)
Patent
CA 2494449
An aqueous ophthalmic solution containing 0.2 to 2.5 percent by weight a polymeric demulcent, 0.045 to 0.065 percent by weight a calcium salt, and 0.14 to 1.4 percent by weight a phosphate salt. The solution has a viscosity of 20 to 150 centipoise and is buffered to a PH 5.5 to 8.5.
La présente invention se rapporte à une solution ophtalmique aqueuse contenant 0,2 à 2,5 pourcent en poids d'un émollient polymère, 0,045 à 0,065 pourcent en poids d'un sel de calcium et 0,14 à 1,4 pourcent en poids d'un sel de phosphate. Cette solution présente une viscosité comprise entre 20 et 150 centipoises et elle est tamponnée à un pH compris entre 5,5 et 8,5.
Ousler George W. III
Sheu Min-Shyan
Su Shih-Horng
Ast Products Inc.
Gowling Lafleur Henderson Llp
Ophthalmic Research Associates Inc.
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