Cat · Felis catus · typical adult weight 2.50–7.00 kg
Maropitant is dosed at 2 mg/kg PO q24h in cats, per Maina E, Fontaine J. Use of maropitant for the control of pruritus in non-flea, non-food-induced feline hypersensitivity dermatitis: an open-label, uncontrolled pilot study. J Feline Med Surg. 2019;21(10):967-972. doi:10.1177/1098612x18811372 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.828 (2026-08-01).. Maropitant is used in cats for Vomiting, Acute vomiting, visceral analgesia. Routes documented in cats: PO, SC. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 2 cited dose rules for Maropitant in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Cerenia
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 2 mg/kg | q24h | As needed | Vomiting | Moderate | Maina E, Fontaine J. Use of maropitant for the control of pruritus in non-flea, non-food-induced feline hypersensitivity dermatitis: an open-label, uncontrolled pilot study. J Feline Med Surg. 2019;21(10):967-972. doi:10.1177/1098612x18811372 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.828 (2026-08-01). |
| SC | 1 mg/kg | q24h | Up to 5 days | Acute vomiting, visceral analgesia | Strong | CERENIA - Maropitant Citrate Injection [US Product Label for Dogs and Cats]. Zoetis Inc.; 2020. https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=6aeda328-97c9-4868-8ecb-b3a4dcdbc0a0 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.828 (2026-08-01). |
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These ranges are per kg. Enter your cat's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Blocks substance P at NK1 receptors in the vomiting center (CRTZ and nucleus tractus solitarius). Also provides visceral analgesia.
SC injection may sting (refrigerate prior). Dogs and cats. May mask signs of GI obstruction. Visceral analgesic properties make it useful as part of multimodal analgesia.
Species-specific contraindications and adverse-reaction reports for cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Maropitant dose ranges in cats, with cited source references: PO 2 mg/kg q24h; SC 1 mg/kg q24h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Maropitant in cats: PO, SC.
Cited course lengths for Maropitant in cats include: As needed; Up to 5 days. Duration depends on the indication — match it to the specific dose rule in the table above.
Maropitant is indicated in cats for: Vomiting, Acute vomiting, visceral analgesia.
These are general warnings for Maropitant across species; consult the cat dosing table above for species-specific guidance. SC injection may sting (refrigerate prior). Dogs and cats. May mask signs of GI obstruction. Visceral analgesic properties make it useful as part of multimodal analgesia.
Why a species-specific page? Maropitant pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in cats — 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.