Pharmaceutical preparation
AssigneeKowa Company, Ltd.
InventorsHiroshi ODA, Yuuki SUZUKI
Life of this patent
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Abstract
A technique is provided for improving the stability of a halogenated isoquinoline derivative with respect to light in an aqueous composition. A pharmaceutical preparation obtained by storing an aqueous composition comprising a compound represented by Formula (1): wherein X represents a halogen atom, or a salt thereof, or a solvate of the compound or the salt thereof, in a package that blocks a ray with a wavelength of 300 to 335 nm.
Claims20
A pharmaceutical preparation, comprising:
- an aqueous composition comprising a compound represented by of Formula (1):
- wherein X represents a halogen atom,
- or a salt thereof, or a solvate of the compound or the salt thereof;
- and
- a package containing the aqueous composition and capable of blocking radiation having a wavelength of 300 to 335 nm.
An aqueous composition, comprising:
- a compound of Formula (1):
- wherein X represents a halogen atom,
- or a salt thereof, or a solvate of the compound or the salt thereof,
- wherein the aqueous composition is stored in a package that is capable of blocking a radiation having a wavelength of 300 to 335 nm.
A method for improving photostability of a compound of Formula (1):
- wherein X represents a halogen atom,
- or a salt thereof, or a solvate of the compound or the salt thereof, in an aqueous composition,
- the method comprising:
- storing the aqueous composition comprising the compound of Formula (1), the salt, or the solvate in a package that is capable of blocking a radiation having a wavelength of 300 to 335 nm.
A method for preserving a compound of Formula (1):
- wherein X represents a halogen atom,
- or a salt thereof, or a solvate of the compound or the salt thereof,
- the method comprising;
- storing an aqueous composition comprising the compound of Formula (1), the salt, or the solvate in a package that is capable of blocking a radiation having a wavelength of 300 to 335 nm.
Dependencies are inferred from the claim text.