Pain & arthritis Dogs

Deracoxib (Deramaxx) for dogs

Controls pain after surgery, such as orthopedic and dental surgery, and treats arthritis pain in dogs. [1]

Last reviewed: October 2026 · 4 sources · see sources

Quick answerDeracoxib is a prescription medicine for dogs. A COX-2 selective NSAID that reduces the prostaglandins behind pain and inflammation. The most common side effects: diarrhea is most common, then vomiting, low appetite and weight loss.

Key facts

Generic nameDeracoxib
Common brand namesDeramaxx
Used inDogs
TypePain & arthritis
Prescription?Prescription
Typical US priceNot listed (no reliable public source)

What it's used for

Controls pain after surgery, such as orthopedic and dental surgery, and treats arthritis pain in dogs. [1]

How it works

A COX-2 selective NSAID that reduces the prostaglandins behind pain and inflammation. [1]

Side effects and cautions

Common side effects: Diarrhea is most common, then vomiting, low appetite and weight loss. [1]

Use with care: Not for dogs allergic to sulfa drugs or other NSAIDs, or dogs with bloody stool or vomit. Don't combine with other NSAIDs or steroids. [1] [2] [3]

Call your vet right away if your pet has trouble breathing, facial swelling, hives, collapse, or any side effect that is severe or getting worse.

About dosingDosing is your vet's call. We don't list doses because the right amount depends on your pet's weight, age, health and other medicines. Don't change a dose or stop a medicine without asking your vet, and never give a pet medicine meant for people unless your vet tells you to [4].

What it costs

We don't list a price for this one because we couldn't find a reliable public source. Ask your vet or pharmacy for a quote; prices depend on your pet's size, the dose and where you fill it.

Deracoxib FAQ

What is Deracoxib used for in dogs?

Controls pain after surgery, such as orthopedic and dental surgery, and treats arthritis pain in dogs.

What are the side effects of Deracoxib?

Diarrhea is most common, then vomiting, low appetite and weight loss.

Does Deracoxib need a prescription?

Yes. It needs a prescription from a veterinarian.

How much Deracoxib should I give my pet?

Only your veterinarian can tell you. The right dose depends on your pet's weight, health and other medicines, so we don't list doses. Never give a pet a medicine prescribed for a person or another animal without asking your vet.

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Related cost guides

This page is general information for pet owners, not veterinary advice. Talk to your vet about your own pet.

Sources (4) — tap to show
  1. VCA Animal Hospitals – Deracoxib (veterinary drug handout)
  2. FDA – Get the facts about pain relievers for pets
  3. Merck Veterinary Manual – NSAIDs in animals
  4. FDA – Frequently asked questions about animal drugs