Patent ID: 8003353
Filing Date: 2011-08-23
Classification: A61K,A61P

Abstract:
1. A method for administering cyanocobalamin comprised of providing an aqueous solution of cyanocobalamin wherein said aqueous solution of cyanocobalamin is comprised of cyanocobalamin at a concentration of about 0.5% of total weight of solution, citric acid at a concentration of about 0.12%, sodium citrate at a concentration of about 0.32%, glycerin at a concentration of about 2.23%, benzalkonium chloride at concentration of about 0.02% and water, wherein said solution of cyanocobalamin is suitable for intranasal administration and has a viscosity less than about 1000 cPs, with the proviso that the solution of cyanocobalamin contains no mercury or mercury-containing compounds, and wherein the cyanocobalamin solution is administered into a nose of an individual through an actuator tip as a spray, wherein the spray has a spray pattern ellipticity ratio of from about 1.0 to about 1.4 when measured at a height of 3.0 cm from the actuator tip.