CPC C01B 17/64 (2013.01) [A61K 9/0014 (2013.01); A61K 9/0019 (2013.01); A61K 31/404 (2013.01); A61K 31/4418 (2013.01); A61K 31/519 (2013.01); A61K 31/573 (2013.01); A61K 31/60 (2013.01); A61K 31/727 (2013.01); A61K 33/00 (2013.01); A61K 33/04 (2013.01); A61K 33/14 (2013.01); A61K 33/22 (2013.01); A61K 45/06 (2013.01); C01P 2006/80 (2013.01); Y10T 436/23 (2015.01)] | 15 Claims |
1. A method for treating vascular calcification, calciphylaxis or platinum-induced ototoxicity, comprising administering to a subject having vascular calcification, calciphylaxis or platinum-induced ototoxicity, a pharmaceutical composition comprising a therapeutically effective amount of pharmaceutical grade sodium thiosulfate pentahydrate, wherein the pharmaceutical grade sodium thiosulfate pentahydrate contains no greater than about 8 ppm of non-purgeable organic carbon, contains no greater than about 0.05 ppm of mercury, contains no greater than about 2 ppm of aluminum, contains no greater than about 0.003% by weight of selenium, contains no less than about 98% by weight and no greater than about 102% by weight of sodium thiosulfate on an anhydrous basis measured by ion chromatography, has a water content between 32% and 37% by weight, has a heavy metal content of no greater than about 10 ppm, contains no greater than about 200 ppm of chloride, contains no greater than about 0.001% by weight of sulfide, contains no greater than about 0.002% by weight of iron, contains no greater than about 0.01% by weight of calcium, contains no greater than about 0.005% by weight of potassium, contains no greater than about 0.1% of sulfite, contains no greater than about 0.5% of sulfate, contains no greater than about 3 ppm of arsenic, contains no greater than about 0.001% by weight of lead, has total aerobic count of microbial load of no greater than about 100 CFU/g, has total yeast and mold count of no greater than about 20 CFU/g, contains no greater than about 0.02 EU/mg of bacterial endotoxins, contains no greater than about 0.002% by weight of nitrogen compounds, contains no greater than about 0.005% by weight of insoluble matter, contains no greater than 0.01% by weight of residual anti-caking agent, and contains no greater than ICH Q3C (R3) limits of organic volatile impurities, wherein a 10% aqueous solution of the pharmaceutical grade sodium thiosulfate pentahydrate at 25° C. is colorless and has a pH between about 6.0 and about 8.0, wherein the pharmaceutical grade sodium thiosulfate pentahydrate is odorless crystals, and wherein the pharmaceutical composition further comprises one or more of an isotonic agent, a buffering agent or a pH adjusting agent.
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