Ophthalmic composition comprising a .beta.-blocker

Details Ophthalmic composition comprising a .beta.-blocker Ophthalmic composition comprising a .beta.-blocker

A - Human Necessities

61

K

A61K 47/36 (2006.01) A61K 9/08 (2006.01) A61K 31/404 (2006.01) A61K 31/4704 (2006.01) A61K 31/5377 (2006.01) A61P 27/02 (2006.01) A61P 27/06 (2006.01)

Patent

CA 2324887

The invention concerns an ophthalmic composition comprising a beta -blocker solution, said composition being obtained by dissolving in water beta -blocker in the presence of alginic acid and adding an alkaline base, to obtain a solution with a pH of 6 to 8. Said composition has a sustained duration of action.

La présente invention concerne une composition ophtalmique comprenant en solution un .beta.-bloquant, cette composition étant obtenue par dissolution dans l'eau du .beta.-bloquant en présence d'acide alginique et addition d'une base alcaline, pour obtenir une solution ayant un pH de 6 à 8. Cette composition présente une durée d'action prolongée.

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