Patent ID: 9456980
Filing Date: 2016-10-04
CPC Classification: A61K,A61P

Claim Text:
1. A latanoprost-containing aqueous pharmaceutical composition filled in a container with a filter, wherein the composition comprises as a nonionic surfactant, a combination of polysorbate 80 and polyoxyethylene hydrogenated castor oil 60 and a material for the filter is polyether sulfone, wherein the composition does not comprise a preservative selected from the group consisting of benzethonium chloride, benzalkonium chloride, parabens, chlorobutanol, and sorbic acid or their salts, wherein the concentration of latanoprost in the composition ranges from 0.001 to 1 w/v %, and the concentration of the nonionic surfactant in the composition ranges from 0.001 to 5 w/v %.