Buy Humulin N: U-100 Insulin for Dogs and Cats with Diabetes
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Humulin N Rx

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Humulin N

Insulin is a critical hormone that helps turn food into energy in the body. If your pet doesn’t have enough naturally produced insulin, your veterinarian may prescribe Humulin N to help normalize your pet’s blood glucose levels.

  • Helps regulates glucose levels
  • Contains rDNA origin insulin
  • Formulated for subcutaneous injection


Humulin N is special suspension of human insulin mixed with other ingredients for treating pets with diabetes.  Injecting your pet with Humulin N as directed by your veterinarian will help stabilize your pet’s blood sugar levels and reduce symptoms of diabetes. This medication is designed to work quickly so you should see improvement in your pet in a matter of days after the first injections.

What you should know about Humulin N:

  • Talk to your veterinarian before using this product. 
  • This product must remain refrigerated.
  • Follow dosing directions exactly - don’t give your pet more medication than directed and don’t skip doses. 
  • Read the label carefully for information about storage, possible side effects, and drug interactions. 


For additional information about Humulin N, click the “More Information” and “Package Insert” tabs above.

Humulin requires overnight shipping.
Please provide a shipping address where someone will be available to take possession of the package and refrigerate if necessary. 

Humulin KwikPen Directions for Use open as a PDF and are provided by the manufacturer.

You can find a human-labeled package insert which provides more detailed information on Humulin N's indications, forms of administration, and side effects along with other clinical information by following the link below.

This information is written for product use in people, but may be helpful to you when giving the Humulin N to your pet.

Humulin N is sold as a FDA approved generic drug. Brand varies from order to order and variation to variation. The provided link is directed to the brand available at the time of this publication. VetRxDirect is unable to guarantee which brand will be available at the time of order shipment.

Humulin N Package Insert


Humulin N's package insert does not take the place of instructions from your veterinarian. Talk to your pet's veterinarian or pharmacist if you do not understand any of the information provided in this document or if you have any questions about Humulin N Insulin for use in dogs.


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