Pocket Pet · Rattus norvegicus var. domestica · typical adult weight 0.25–0.70 kg
Atipamezole is dosed at 0.1–1 mg/kg IM once in pet rats, per Plumb's Veterinary Drug Handbook — Atipamezole, p.107 (corpus plumb p.134), RABBITS/RODENTS/SMALL MAMMALS: "Mice, Rats, Chinchillas, Gerbils, Hamsters, Guinea pigs: reversal of xylazine or medetomidine (extra-label): 0.1 - 1 mg/kg IM, IP, IV, or SC"; ceiling corroborated by Carpenter p.783 ("1 mg/kg SC | All species") and frr Table A.4, p.626 (corpus frr p.638) ("Atipamezole ... Rats/Mice 1 mg/kg SC, IM, IV, IP"). Atipamezole is used in pet rats for Xylazine reversal. Routes documented in pet rats: IM. A typical adult pet rat weighs 0.25–0.70 kg. ExoticRx lists 1 cited dose rule for Atipamezole in pet rats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Antisedan
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| IM | 0.1–1 mg/kg | once | Xylazine reversal | Moderate | Plumb's Veterinary Drug Handbook — Atipamezole, p.107 (corpus plumb p.134), RABBITS/RODENTS/SMALL MAMMALS: "Mice, Rats, Chinchillas, Gerbils, Hamsters, Guinea pigs: reversal of xylazine or medetomidine (extra-label): 0.1 - 1 mg/kg IM, IP, IV, or SC"; ceiling corroborated by Carpenter p.783 ("1 mg/kg SC | All species") and frr Table A.4, p.626 (corpus frr p.638) ("Atipamezole ... Rats/Mice 1 mg/kg SC, IM, IV, IP") |
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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.
Selective alpha-2 adrenergic antagonist. Specifically reverses sedation, bradycardia, and other effects of medetomidine/dexmedetomidine.
IM route only (IV can cause cardiovascular excitation). Give equal volume to medetomidine or 5x volume of dexmedetomidine. Reversal within 5-10 minutes. May unmask pain.
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.
Atipamezole dose range in pet rats, with cited source references: IM 0.1–1 mg/kg once. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Atipamezole in pet rats: IM.
Atipamezole is indicated in pet rats for: Xylazine reversal.
These are general warnings for Atipamezole across species; consult the pet rat dosing table above for species-specific guidance. IM route only (IV can cause cardiovascular excitation). Give equal volume to medetomidine or 5x volume of dexmedetomidine. Reversal within 5-10 minutes. May unmask pain.
Why a species-specific page? Atipamezole 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.