Insulin for Dogs: Everything You Need to Know


As a pet owner, you want to ensure that your furry friend stays healthy and happy. However, there may come a time when your dog is diagnosed with diabetes. This can be a scary and overwhelming diagnosis, but with the right treatment plan, your dog can live a long and healthy life. One of the most important components of managing diabetes in dogs is insulin. In this article, we will discuss everything you need to know about insulin for dogs.

What is Insulin?

Insulin is a hormone that is produced in the pancreas. Its main function is to regulate the amount of sugar (glucose) in the bloodstream. When your dog eats, the food is broken down into glucose, which is then absorbed into the bloodstream. Insulin helps to move the glucose from the bloodstream into the cells, where it can be used for energy. In dogs with diabetes, the body either does not produce enough insulin or is unable to use it effectively.

Diagnosing Diabetes in Dogs

The first step in treating diabetes in dogs is to diagnose the condition. Some common symptoms of diabetes in dogs include increased thirst and urination, weight loss, and lethargy. Your veterinarian will perform a series of tests to determine if your dog has diabetes. If your dog is diagnosed with diabetes, your veterinarian will work with you to develop a treatment plan that includes insulin therapy.

Types of Insulin

There are several different types of insulin that can be used to treat diabetes in dogs. The type of insulin your dog needs will depend on several factors, including the severity of the diabetes and your dog’s individual needs. Some common types of insulin include:

Regular Insulin

Regular insulin is a fast-acting insulin that is used to control blood sugar levels after a meal. It is usually given just before or after a meal.

Insulin for Dogs: Everything You Need to KnowSource:

NPH Insulin

NPH insulin is an intermediate-acting insulin that is used to control blood sugar levels between meals. It is usually given twice a day, with meals.

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Long-Acting Insulin

Long-acting insulin is a slow-release insulin that is used to control blood sugar levels overnight or throughout the day. It is usually given once a day, at the same time each day.

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Administering Insulin

Insulin is typically given by injection, either under the skin (subcutaneous) or into the muscle (intramuscular). Your veterinarian will teach you how to administer insulin injections to your dog. It is important to follow your veterinarian’s instructions carefully, as giving too much or too little insulin can be dangerous for your dog.

Monitoring Blood Sugar Levels

It is important to monitor your dog’s blood sugar levels regularly when they are receiving insulin therapy. This can be done using a glucometer, which measures the amount of glucose in a drop of blood. Your veterinarian will show you how to use a glucometer and will give you guidance on when and how often to test your dog’s blood sugar levels.

Side Effects of Insulin

Like any medication, insulin can have side effects. Some common side effects of insulin in dogs include:

  • Hypoglycemia (low blood sugar)
  • Hyperglycemia (high blood sugar)
  • Injection site reactions (redness, swelling, or irritation at the injection site)
  • Vomiting
  • Diarrhea
  • Loss of appetite

If your dog experiences any of these side effects, contact your veterinarian right away.

Diet and Exercise

In addition to insulin therapy, it is important to make sure that your dog is following a healthy diet and exercise plan. Your veterinarian can help you develop a diet and exercise plan that is tailored to your dog’s individual needs. This can help to regulate your dog’s blood sugar levels and improve their overall health.


Insulin therapy is an important component of managing diabetes in dogs. With the right treatment plan, your dog can live a long and healthy life. If your dog is diagnosed with diabetes, work closely with your veterinarian to develop a treatment plan that includes insulin therapy, a healthy diet, and regular exercise. By working together, you can help your dog live their best life.

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Van Hellen

Being a dog parent has never felt this good. Here at Wheaten Dogs, finding the best essentials for your dog is our top concern. My mission is to provide information and latest updates, especially about best dog products, to dog owners and lovers alike.

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