Pocket Pet · Rattus norvegicus var. domestica · typical adult weight 0.25–0.70 kg
Carprofen is dosed at 2–5 mg/kg PO, SC, IM, IV total daily dose, single or two divided doses in pet rats, per Meredith A. BSAVA Small Animal Formulary: Part B: Exotic Pets, British Small Animal Veterinary Association, Quedgeley, Gloucester, UK; 2015. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.790 (2026-08-01, PENDING REVIEW). Carprofen is used in pet rats for Analgesia / anti-inflammatory (NSAID). Routes documented in pet rats: PO, SC, IM, IV, SC. A typical adult pet rat weighs 0.25–0.70 kg. ExoticRx lists 2 cited dose rules for Carprofen in pet rats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Rimadyl, Novox
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| PO, SC, IM, IV | 2–5 mg/kg | total daily dose, single or two divided doses | Analgesia / anti-inflammatory (NSAID) | Moderate | Meredith A. BSAVA Small Animal Formulary: Part B: Exotic Pets, British Small Animal Veterinary Association, Quedgeley, Gloucester, UK; 2015. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.790 (2026-08-01, PENDING REVIEW) |
| SC | 5 mg/kg | single dose (not stated) | Analgesia / anti-inflammatory (NSAID) | Moderate | Ewringmann A, Gloeckner B. Leitsymptome bei Hamster, Ratte, Maus und Rennmaus, Enke, Stuttgart, Germany; 2014. | Flecknell PA. Analgesia and post-operative care. Laboratory Animal Anaesthesia; 2016:141-192. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.790 (2026-08-01, PENDING REVIEW) doi:10.1055/b-003-125775 |
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These ranges are per kg. Enter your pet rat's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Preferentially inhibits COX-2, reducing prostaglandin synthesis at sites of inflammation while relatively sparing COX-1 (GI, renal, platelet).
Hepatotoxicity reported (especially Labrador Retrievers). Monitor liver enzymes. GI ulceration risk. Avoid in cats (limited safety data). Not for use with other NSAIDs.
Species-specific contraindications and adverse-reaction reports for pet rats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Carprofen dose ranges in pet rats, with cited source references: PO, SC, IM, IV 2–5 mg/kg total daily dose, single or two divided doses; SC 5 mg/kg single dose (not stated). Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Carprofen in pet rats: PO, SC, IM, IV, SC.
Carprofen is indicated in pet rats for: Analgesia / anti-inflammatory (NSAID).
These are general warnings for Carprofen across species; consult the pet rat dosing table above for species-specific guidance. Hepatotoxicity reported (especially Labrador Retrievers). Monitor liver enzymes. GI ulceration risk. Avoid in cats (limited safety data). Not for use with other NSAIDs.
Why a species-specific page? Carprofen pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in pet rats — the rules above are the citations specific to this species, not generic recommendations.
Sourced from published veterinary references; awaiting credentialed clinical reviewer. See our editorial process. Reference only — not veterinary advice.