Humulin R is available in two strengths: U-100, which contains 100 units of insulin per milliliter (mL) U-500, which contains 500 units of insulin per mL The U-100 strength of Humulin R comes in 3 ...

U-500 insulin human regular (Humulin R U-500, Eli Lilly and Company in the United States; Actrapid U-500, Novo Nordisk in the United Kingdom [voluntarily withdrawn in 2008]) became commercially ...

In 1982 Food and Drug Administration approved Humulin, Eli Lily’s recombinant insulin made from Genentech’s specially modified bacteria. It was the first drug produced through recombinant DNA ...