Pocket Pet · Oryctolagus cuniculus · typical adult weight 1.00–5.00 kg
Butorphanol Injectable is dosed at 0.1–1 mg/kg SC q4-6h in rabbits, per Morissey JM, Carpenter JW. Appendix: Formulary. In: Quesenberry KE, OrcuttC, Mans C, et al. Ferrets, Rabbits and Rodents: Clinical Medicine and Surgery, 4th ed., Elsevier, St. Louis, MO; 2021:620-630. — Verified against Carpenter's Exotic Animal Formulary, 6th Ed, p.857 (2026-08-01). — Carpenter's Exotic Animal Formulary 6th ed, Table 10.18 (Treatments Used in the Management of Rabbit Gastrointestinal Syndrome (RGIS).a). Located 2026-08-05: the only table covering this species in which the drug's own row prints this dose. The copy held is an ebook conversion with no printed page numbers, so the table is the citable location. — SOURCE EDITION: Carpenter's Exotic Animal Formulary — ISBN 9780323833929, https://openlibrary.org/isbn/9780323833929; Ferrets, Rabbits, and Rodents: Clinical Medicine and Surgery — ISBN 9780323484350, https://openlibrary.org/isbn/9780323484350. Butorphanol Injectable is used in rabbits for Analgesia. Routes documented in rabbits: SC. A typical adult rabbit weighs 1.00–5.00 kg. ExoticRx lists 1 cited dose rule for Butorphanol Injectable in rabbits, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Torbugesic, Torbutrol Injectable
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|
| SC | 0.1–1 mg/kg | q4-6h | As needed | Analgesia | Strong | Morissey JM, Carpenter JW. Appendix: Formulary. In: Quesenberry KE, OrcuttC, Mans C, et al. Ferrets, Rabbits and Rodents: Clinical Medicine and Surgery, 4th ed., Elsevier, St. Louis, MO; 2021:620-630. — Verified against Carpenter's Exotic Animal Formulary, 6th Ed, p.857 (2026-08-01). — Carpenter's Exotic Animal Formulary 6th ed, Table 10.18 (Treatments Used in the Management of Rabbit Gastrointestinal Syndrome (RGIS).a). Located 2026-08-05: the only table covering this species in which the drug's own row prints this dose. The copy held is an ebook conversion with no printed page numbers, so the table is the citable location. — SOURCE EDITION: Carpenter's Exotic Animal Formulary — ISBN 9780323833929, https://openlibrary.org/isbn/9780323833929; Ferrets, Rabbits, and Rodents: Clinical Medicine and Surgery — ISBN 9780323484350, https://openlibrary.org/isbn/9780323484350 |
Every held source for this drug and species, as printed. Where they differ, both are shown — the choice is yours, not ours.
| Dose (mg/kg) | Route | Source | As printed |
|---|---|---|---|
| 0.1–0.5 | SC | BSAVA Small Animal Formulary, 10th ed — Part B (Exotic Pets)p.61 | 0.1-0.5 mg/kg s.c. q4h |
| 0.1–0.5 | SC | Carpenter's Exotic Animal Formulary, 6th edTable 10.4 | 0.1-0.5 mg/kg SC, IM, IV q2-4h,194 |
| 0.1–1 | SC | Carpenter's Exotic Animal Formulary, 6th edTable 10.4 | 0.1-1 mg/kg SC, IM, IV q2-6h 166 0.3-0.5 mg/kg SC, IM, IV q2-4h |
| 0.3–0.5 | SC | Carpenter's Exotic Animal Formulary, 6th edTable 10.4 | 0.1-1 mg/kg SC, IM, IV q2-6h 166 0.3-0.5 mg/kg SC, IM, IV q2-4h |
Figures are transcribed from the cited page or table of each held edition and are shown for reference only. They are not dose recommendations, they do not feed the calculator, and none has been reviewed by a veterinarian.
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These ranges are per kg. Enter your rabbit's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Kappa agonist / mu antagonist. Moderate analgesia, good sedation. Injectable form for hospitalized and exotic patients.
DEA Schedule IV. 0.5mg/ml formulation for cats. Widely used in exotic species. Ceiling analgesic effect. Sedation. Respiratory depression less than pure mu agonists.
Species-specific contraindications and adverse-reaction reports for rabbits may differ from canine / feline reference data — consult the primary citations listed with each rule.
Butorphanol Injectable dose range in rabbits, with cited source references: SC 0.1–1 mg/kg q4-6h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Butorphanol Injectable in rabbits: SC.
Cited course lengths for Butorphanol Injectable in rabbits include: As needed. Duration depends on the indication — match it to the specific dose rule in the table above.
Butorphanol Injectable is indicated in rabbits for: Analgesia.
These are general warnings for Butorphanol Injectable across species; consult the rabbit dosing table above for species-specific guidance. DEA Schedule IV. 0.5mg/ml formulation for cats. Widely used in exotic species. Ceiling analgesic effect. Sedation. Respiratory depression less than pure mu agonists.
Why a species-specific page? Butorphanol Injectable pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in rabbits — 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.