Patent ID: 8920852

Claim:
A method for treating a cardiovascular disease with a decrease in blood flow comprising administering to a subject having a cardiovascular disease a therapeutically effective amount of sodium nitrite which contains no greater than about 0.02% by weight of sodium carbonate, contains no greater than about 10 ppm of an anti-caking agent, has a loss on drying of no greater than about 0.25% by weight, wherein the water content is no greater than about 0.5% by weight, wherein the heavy metal content is no greater than about 10 ppm, contains no greater than about 0.4% by weight of sodium nitrate, contains no greater than about 0.005% by weight of insoluble matter, contains no greater than about 0.005% by weight of chloride, contains no greater than about 0.01% by weight of sulfate, contains no greater than about 0.001% 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 0.05 ppm of mercury, contains no greater than about 2 ppm of aluminum, contains no greater than about 3 ppm of arsenic, contains no greater than about 0.003% by weight of selenium, contains no greater than about 5000 ppm of ethanol, contains no greater than about 3000 ppm methanol, wherein the total non-volatile organic carbon content is no greater than about 10 ppm, and contains no greater than about 0.25 EU/mg of bacterial endotoxins.