Reptile · Python regius · typical adult weight 1.00–2.00 kg
Atipamezole is dosed at If a higher dose of dexmedetomidine was administered, increase this dose accordingly." Published figure, reptiles: Carpenter's Exotic Animal Formulary 6th ed, Table 4.5, gives atipamezole 0.3 mg/kg, "Most species 0.3 mg/kg IM" in ball pythons, per Fleming GJ. Capture and chemical immobilization of the Nile crocodile (Crocodylus niloticus) in South Africa. Proc Annu Conf Assoc Rept Amph Vet; 1996:63-66. / 436. Smith JA, McGuire NC, Mitchell MA. Cardiopulmonary physiology and anesthesia in crocodilians. Proc Annu Conf Assoc Rept Amph Vet; 1998:17-21. — Verified against Carpenter's Exotic Animal Formulary, 6th Ed, p.236 (2026-08-01). — Carpenter's Exotic Animal Formulary 6th ed, Table 4.5 (Chemical Restraint/Anesthetic Agents Used in Reptiles.a). The copy held is an ebook conversion with no printed page numbers, so the table — not the page — is the citable location. — SOURCE EDITION: Carpenter's Exotic Animal Formulary — ISBN 9780323833929, https://openlibrary.org/isbn/9780323833929. Atipamezole is used in ball pythons for Medetomidine reversal. Routes documented in ball pythons: IM. A typical adult ball python weighs 1.00–2.00 kg. ExoticRx lists 1 cited dose rule for Atipamezole in ball pythons, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Antisedan
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| IM | If a higher dose of dexmedetomidine was administered, increase this dose accordingly." Published figure, reptiles: Carpenter's Exotic Animal Formulary 6th ed, Table 4.5, gives atipamezole 0.3 mg/kg, "Most species 0.3 mg/kg IM" |
| Equal volume to medetomidine |
| Single dose |
| Medetomidine reversal |
| Weak |
| Fleming GJ. Capture and chemical immobilization of the Nile crocodile (Crocodylus niloticus) in South Africa. Proc Annu Conf Assoc Rept Amph Vet; 1996:63-66. / 436. Smith JA, McGuire NC, Mitchell MA. Cardiopulmonary physiology and anesthesia in crocodilians. Proc Annu Conf Assoc Rept Amph Vet; 1998:17-21. — Verified against Carpenter's Exotic Animal Formulary, 6th Ed, p.236 (2026-08-01). — Carpenter's Exotic Animal Formulary 6th ed, Table 4.5 (Chemical Restraint/Anesthetic Agents Used in Reptiles.a). The copy held is an ebook conversion with no printed page numbers, so the table — not the page — is the citable location. — SOURCE EDITION: Carpenter's Exotic Animal Formulary — ISBN 9780323833929, https://openlibrary.org/isbn/9780323833929 |
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 |
|---|---|---|---|
| 1–3 | IM | Carpenter's Exotic Animal Formulary, 6th edTable 4.5 | 1-3 mg/kg IM |
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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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 ball pythons may differ from canine / feline reference data — consult the primary citations listed with each rule.
Atipamezole dose range in ball pythons, with cited source references: IM If a higher dose of dexmedetomidine was administered, increase this dose accordingly." Published figure, reptiles: Carpenter's Exotic Animal Formulary 6th ed, Table 4.5, gives atipamezole 0.3 mg/kg, "Most species 0.3 mg/kg IM" Equal volume to medetomidine. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Atipamezole in ball pythons: IM.
Cited course lengths for Atipamezole in ball pythons include: Single dose. Duration depends on the indication — match it to the specific dose rule in the table above.
Atipamezole is indicated in ball pythons for: Medetomidine reversal.
These are general warnings for Atipamezole across species; consult the ball python 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 ball pythons — 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.