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Clavacillin for Dogs: Info, Uses, & Dosage

Published on
May 30, 2023
Clavacillin for dogs - packaging
Written By:
The Otis O
The Pet Experts
Reviewed By:
Dr. Ellen Russell
Dr. Ellen Russell DVM, MPH
Licensed Veterinarian
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What is Clavacillin?

Clavacillin is a broad spectrum prescription antibiotic tablet that veterinarians use to treat skin and soft tissue infections in dogs and cats.

What is Clavacillin used for in dogs?

A veterinarian may choose to prescribe Clavacillin for a number of different conditions your dog may experience. Most commonly, it is used to fight infected wounds, urinary tract infections, and skin infections.

This medication may also be used to treat periodontal disease in dogs. Periodontal disease is a common dental disease caused by the accumulation of plaque on a dog’s teeth.

How much Clavacillin should I give my dog?

Your veterinarian is best equipped to determine the course of treatment when prescribing your dog Clavacillin. Tablet sizes range from 62.5 milligrams  to 375 milligrams. The size of the tablet and number of tablets will vary based on the animal's size and the condition being treated. Clavacillin is administered twice a day.

The vets on our digital clinic are not currently prescribing this medication. For updates when they start treating a wider range of conditions online, subscribe to our newsletter.

Can Clavacillin be given to cats?

Vets will often prescribe Clavacilliln to cats to treat infections, including urinary tract infections. The dosage is typically lower to account for the smaller body size of cats.

Dosage, Formulation, & Uses

Each tablet of Clavacillin contains a combination of amoxicillin trihydrate and clavulanic acid. The amount of each ingredient varies depending on the size of the pill.

Side Effects

Since this medication contains Amoxicillin Trihydrate, a semi-synthetic form of Penicillin, it has the potential to produce allergic reactions in animals and humans. People with allergies or hypersensitivity to any of the ingredients in this product should avoid exposure to Clavacillin.

The most common side effect of clavacillin dogs and cats is gastrointestinal upset, including vomiting, diarrhea, and a decreased appetite. If you notice these side effects in your pet after starting clavacillin, it's important to let your veterinarian know.

What are the other names for Clavacillin?

Clavacillin goes by the brand names Clavamox and Augmentin.

For Veterinarians

This article is intended to provide information on Clavacillin for the general public. If you are a veterinarian, please visit for detailed and up-to-date information and prescribing instructions for this medication.

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A veterinarian may choose to prescribe Clavacillin for a number of different conditions your dog may experience. Most commonly, it is used to fight and prevent infections associated with wounds, surgery, or other causes.