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Pet Medication 101: Vetmedin

Vetmedin for dog heart failure

It’s important to understand a medication’s uses and side effects before giving it to your pet. This medication info sheet is meant to give you a good understanding of what Vetmedin (pimobendan) is used for, how it works, and potential side effects in cats and dogs. Always consult a veterinarian before giving your pet any medication.

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1. Drug Name:

Pimobendan

2. Brand Name:

Vetmedin

3. How Dispensed:

Prescription-only

4. Forms:

Tablets 1.25mg, Tablets 2.5mg

5. Drug Type/Class:

Classified as an inodilator or an inotropic vasodilator

6. Uses in Dogs:

Pimobendan is used to treat or manage heart failure in dogs. More specifically, it is used to treat mitral valve disease and dilated cardiomyopathy.

7. How it Works:

Vetmedin works by improving systolic function without increasing intracellular calcium. It increases cardiac output and vasodilates, which reduces both the preload and afterload on the heart.

8. Side Effects and/or Signs of Overdose:

Vetmedin can cause decreased appetite, vomiting, diarrhea, lethargy, and difficulty breathing.

9. Drug Interactions:

Pimobendan should be used with caution with verapamil, diltiazem, propranolol, and atenolol.

10. Cautionary Statements:

Pimobendan seems to be safe and well-tolerated by most pets. It should be given on an empty stomach to ensure proper absorption/breakdown in the digestive tract. It may cause drowsiness or weakness. Pimobendan should be used with caution in dogs with liver failure, kidney failure, or in pregnant/lactating dogs.

Read more:

Heart Murmurs in Dogs

Your Pet’s Heart: A Guide to Understanding Heart Health in Dogs and Cats

Is diet important for my dog’s heart health?

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