Aqueous composition containing ripasudil, or a salt, or a solvate thereof
AssigneeKowa Company, Ltd.
InventorShin Sugimoto
Life of this patent
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Abstract
An aqueous composition having an excellent antiseptic effect is provided. An aqueous composition containing: a compound represented by Formula (1), a salt thereof, or a solvate of the compound or the salt thereof, where X represents a halogen atom, and a quaternary ammonium surfactant. A method for producing an aqueous composition with an antiseptic effect, by incorporating a compound represented by Formula (1), a salt thereof, or a solvate of the compound or the salt thereof and a quaternary ammonium surfactant into the aqueous composition.
Claims9
An aqueous composition, comprising:
- ripasudil, or a salt thereof, or a solvate of ripasudil or the salt thereof;
- and
- benzalkonium chloride,
- wherein the composition does not contain brinzolamide,
- and wherein a content of the benzalkonium chloride is from 0.0002 part by mass to 0.0025 part by mass, relative to 1 part by mass of the ripasudil, or a salt thereof, or a solvate of ripasudil or the salt thereof.
A method for producing an aqueous composition with an antiseptic effect, the method comprising:
- incorporating ripasudil, or a salt thereof, or a solvate of ripasudil or the salt thereof and benzalkonium chloride into the aqueous composition,
- wherein the aqueous composition does not contain brinzolamide,
- and wherein a content of the benzalkonium chloride is from 0.0002 part by mass to 0.0025 part by mass, relative to 1 part by mass of the ripasudil, or a salt thereof, or a solvate of ripasudil or the salt thereof.
Dependencies are inferred from the claim text.