Injectable solution containing a shark-derived chondroitin sulfate iron colloid
OwnerSeiji Nishida, Naohisa Katayama +2inventors
InventorsSeiji Nishida, Naohisa Katayama, Takashi Katsumata, Makoto Sato
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Abstract
An injectable solution comprising a shark-derived chondroitin sulfate iron colloid, and a method for manufacturing an injectable solution comprising the step of adding an aqueous ferric salt solution and an aqueous alkali metal hydroxide solution to a shark-derived chondroitin sulfate solution, such that the resulting mixture has a pH value adjusted to any pH value within the range of from about 5.5 to about 7.5.
Claims9
An injectable solution which comprises a shark-derived chondroitin sulfate iron colloid.
A method for manufacturing an injectable solution, which comprises adding an aqueous ferric salt solution and an aqueous alkali metal hydroxide salt solution to an aqueous shark-derived chondroitin sulfate solution and maintaining the pH value of the resulting mixture in the range of from about 5.5 to about 7.5.
A method for manufacturing an injectable solution, which comprises adding an aqueous ferric salt solution and an aqueous sodium hydroxide solution to a shark-derived sodium chondroitin sulfate solution and maintaining the pH value of the resulting mixture in the range of from about 5.5 to about 7.5.
Dependencies are inferred from the claim text.