# Trocoxil (Mavacoxib) Dose for Dogs: Strengths & Dose Calculator

> Trocoxil is mavacoxib chewable tablets for dogs from Zoetis, authorised in the EU. It is very long-acting — the effect lasts 1–2 months after the second dose — and must not be…

- Source page: https://wevet.in/vet-products/trocoxil-mavacoxib/
- Type: Vet product
- Publisher: WeVet
- Updated: 2026-11-02
- Medically reviewed by: Dr. Ravi Baraiya, B.V.Sc. (2026-11-02)
- Audience: veterinarians and veterinary students

Trocoxil is mavacoxib chewable tablets for dogs from Zoetis, authorised in the EU [2][3]. It is very long-acting — the effect lasts 1–2 months after the second dose — and must not be used in dogs under 12 months old or under 5 kg [1].

- Brand: Trocoxil
- Contains: Mavacoxib
- Company: Zoetis
- Label species: label not available online
- Data from: European Union

## Strengths

- Trocoxil 20 mg chewable tablet: Mavacoxib 20 mg per chewable (verified, [3])
- Trocoxil 95 mg chewable tablet: Mavacoxib 95 mg per chewable (verified, [2])

## Dose by species

| Species | Use | Dose | Route | How often | Basis |
|---|---|---|---|---|---|
| Dogs | Osteoarthritis | 2 mg/kg [4] | PO | Day 0 and day 14, then once a month · Not more than 7 doses (6.5 months) | Reference — mavacoxib |

## Label directions

- Reference: 2 mg/kg by mouth, repeated 14 days later, then once a month; no more than seven doses (6.5 months) in total [4].
- A maximum of 6.5 months of continuous therapy is recommended [1].

## Warnings and precautions

- Do not use in dogs less than 12 months old and/or under 5 kg [1].
- Mavacoxib has an extended plasma half-life — the effect lasts 1–2 months after the second dose [1].


Interactive dose calculator (strength prefilled only when confirmed): use the page link above.

## Frequently asked questions

### How often is Trocoxil given?

Not daily: the first dose is repeated after 14 days, then once a month, up to seven doses in total — because of its extended half-life [1][4].

### What is the minimum age for Trocoxil?

12 months, and at least 5 kg body weight [1].

## References

[1] Trocoxil (mavacoxib) — data sheet — NOAH Compendium (UK) — Trocoxil data sheet (2026). https://www.noahcompendium.co.uk/?id=-458630
[2] Trocoxil 95 mg chewable tablet — Union Product Database (EU) — Zoetis Belgium (2026). https://medicines.health.europa.eu/veterinary/en/600000004179
[3] Trocoxil 20 mg chewable tablet — Union Product Database (EU) — Zoetis Belgium (2026). https://medicines.health.europa.eu/veterinary/en/node/195771/printable/pdf
[4] Nonsteroidal Anti-inflammatory Drugs in Animals — Merck Veterinary Manual — S. H. Edwards (updated Sep 2024) (2024). https://www.merckvetmanual.com/pharmacology/inflammation/nonsteroidal-anti-inflammatory-drugs-in-animals

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Numbers in [brackets] cite the references above. For veterinary professionals. Information supports — never replaces — clinical judgement; always check the current product label and local regulations.
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