Double Down on U-500 Insulin Safety

March 2022

Serious errors are still cropping up with Humulin R U-500 insulin...but you can help reduce risk.

It's scary because Humulin R U-500 is FIVE times more concentrated than standard Humulin R U-100. Humulin R U-500 contains 500 units of insulin per mL...Humulin R U-100 has 100 units per mL.

Humulin R U-500 also lasts longer in the body.

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