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Rimadyl (Carprofen) Dosage Calculator for Dogs

Calculate the weight-based rimadyl dose for your dog with frequency and safety guidance.

💊 Rimadyl (Carprofen) Dosage Calculator for Dogs
Enter your dog's details below to get an instant result.
Dose Range
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Frequency
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Max dose
Warning: Always verify medication doses with your veterinarian before administering. This calculator is a reference guide only. Never give prescription medications without veterinary guidance.

What Is the Rimadyl (Carprofen) Dosage Calculator for Dogs?

Calculate the weight-based rimadyl dose for your dog with frequency and safety guidance.

This calculator gives the standard weight-based dose range for pain and inflammation — osteoarthritis, post-surgical pain, and acute musculoskeletal conditions. Always verify with your vet before administering.

Every result is based on published veterinary research and breed-size-specific growth data — not generic averages. This tool is completely free, works instantly in your browser, and requires no account or sign-up.

How to Use This Calculator

1
Enter Your Dog's Details

Fill in the required fields above — typically your dog's weight, age, or breed size. Every field has a clear label and hint.

2
Click Calculate

Press the calculate button to get your instant result. No page reload, no account needed, no waiting.

3
Review Your Result

Your result appears immediately below the calculator. It includes the primary answer plus additional context where relevant.

4
Use the Information

Share, print, or save your result. Always discuss health-related results with your veterinarian before making decisions.

How It Works

Dog medication dosing is weight-based — expressed as mg per kg of bodyweight. This calculator multiplies your dog's weight by the established therapeutic dose range to give the actual mg to administer. Always start at the lower end of the range and adjust under veterinary guidance.

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Veterinary Research

Every formula is derived from peer-reviewed veterinary studies and clinical guidelines, not guesswork or generic rules.

Instant Results

No page reload, no waiting, no account needed. Enter your details and your result appears immediately.

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100% Private

All calculations happen in your browser. Nothing you enter is ever stored on our servers or shared with anyone.

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Always Free

Every calculator on Doggy Calculators is and will always be completely free to use — no premium tier, no catch.

Frequently Asked Questions

Is Rimadyl the same as carprofen?+
Yes — Rimadyl is the original brand name for carprofen. Generic carprofen is the same medication at lower cost.
What is the Rimadyl dose for dogs?+
2.2-4.4mg/kg once daily, or 2.2mg/kg twice daily. The calculator above shows your dog's specific dose.
Can Rimadyl be given every day?+
Yes for chronic conditions like arthritis, with regular bloodwork monitoring every 6 months.
Why are Labradors at higher risk?+
Studies show Labrador Retrievers have higher rates of idiosyncratic hepatotoxicity (liver damage) from carprofen than other breeds. Monitoring is especially important.
What should I do if my dog vomits blood on Rimadyl?+
Stop immediately and contact your vet — this suggests gastrointestinal ulceration which requires urgent treatment.

Sources & References

This calculator's formulas are based on the following peer-reviewed and authoritative veterinary sources:

⚠️ These calculators are reference tools only. Always consult a licensed veterinarian before administering medication or making medical decisions.