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My 25.3 lb dog: What Heartgard Plus dose if weighed with collar?

Updated On September 23rd, 2025

Pet's info: Dog | Soft Coated Wheaten Terrier | Female | spayed | 25.3 lbs

My dog weighs 25.3 pounds. What dosage of Heartguard Plus should be given? Her weigh was taken with her collar and leash.

1 Answer

Most Helpful Answer

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Answered By Andrea M. Brodie, DVM

Veterinarian

Published on July 12th, 2018

Heartgard plus comes in different sizes. Since the next size up is 26 to 50lbs, and she was weighed with leash and collar she can take the 1-25lbs dose. However keep weighing her before giving the dose, as she may gain weight and once she hits 26lbs+ she will need the next higher dose.

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