Depending on the strength of Humulin R your doctor prescribes, you may also be able to purchase it over the counter (OTC). (The OTC form doesn’t require a prescription from your doctor.) ...

Note: Humulin R U-100 can also be purchased over the counter (OTC) without a prescription. Before you start treatment with Humulin R, tell your doctor and pharmacist about any prescription ...

recombinant DNA origin National Museum of American History Humulin R, Regular, insulin human injection, USP, recombinant DNA origin National Museum of American History Humulin L, LENTE, human insulin ...