| CPC A61K 31/137 (2013.01) [A61K 9/0019 (2013.01); A61K 9/08 (2013.01); A61K 47/183 (2013.01)] | 17 Claims | 
| 
               1. A sterile storage stable ready-to-inject epinephrine composition, comprising: 
            an aqueous pharmaceutically acceptable carrier containing epinephrine, a tonicity agent, and a metal ion chelator; 
                wherein the epinephrine is present at a concentration of equal or less than 0.07 mg/ml, and wherein at least about 90 mol % of the epinephrine is an R-isomer; 
                wherein the composition has a pH of between 3.0-4.7; 
                wherein the metal ion chelator is a bicarboxylic acid, a tricarboxylic acid, or an aminopolycarboxylic acid; 
                wherein the metal ion chelator is present in the composition at a concentration of between about 1 and 50 μg/ml; and 
                wherein the composition has a total impurities concentration of equal to or less than 0.3% after storage of at least one month at 25° C. 
               |