In 1977, recombinant human insulin technology transformed insulin therapy. Rapid acting analogues and basal insulin analogues followed. Initially, all insulins were U-100 concentration—1 ml contains 100 units of insulin. This article outlines the newer additions to today’s insulin options, including U-500, U-300 and U-200 concentrations.
Available at: http://works.bepress.com/sara_reece/18/