Pocket Pet · Rattus norvegicus var. domestica · typical adult weight 0.25–0.70 kg
Vitamin K1 is dosed at 1–5 mg/kg SC SC q12-24h in pet rats, per Ewringmann A, Gloeckner B. Leitsymptome bei Meerschweinchen, Chinchilla und Degu, Enke, Stuttgart, Germany; 2012. | Ewringmann A, Gloeckner B. Leitsymptome bei Hamster, Ratte, Maus und Rennmaus, Enke, Stuttgart, Germany; 2014. — Source: Carpenter's Exotic Animal Formulary, 6th Ed, p.803 — Carpenter's Exotic Animal Formulary 6th ed, Table 9.7 (Miscellaneous Agents Used in Rodents). Vitamin K1 is used in pet rats for Anticoagulant rodenticide toxicosis / vitamin K deficiency. Routes documented in pet rats: SC. A typical adult pet rat weighs 0.25–0.70 kg. ExoticRx lists 1 cited dose rule for Vitamin K1 in pet rats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Mephyton, AquaMEPHYTON, Veta-K1
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| SC | 1–5 mg/kg | SC q12-24h | Anticoagulant rodenticide toxicosis / vitamin K deficiency | Moderate | Ewringmann A, Gloeckner B. Leitsymptome bei Meerschweinchen, Chinchilla und Degu, Enke, Stuttgart, Germany; 2012. | Ewringmann A, Gloeckner B. Leitsymptome bei Hamster, Ratte, Maus und Rennmaus, Enke, Stuttgart, Germany; 2014. — Source: Carpenter's Exotic Animal Formulary, 6th Ed, p.803 — Carpenter's Exotic Animal Formulary 6th ed, Table 9.7 (Miscellaneous Agents Used in Rodents).Compilation only — we have not located an independent source that prints this figure. |
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 |
|---|---|---|---|
| 30 | SC | Carpenter's Exotic Animal Formulary, 6th edTable 9.7 | 30 mg/kg SC q12h,130 |
| 25–30 | SC | Carpenter's Exotic Animal Formulary, 6th edTable 9.7 | 25-30 mg/kg SC q6-12h, 5 days on/5 day off cycle |
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 pet rat's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Essential cofactor for hepatic carboxylation of clotting factors II, VII, IX, X. Reverses vitamin K-dependent coagulopathy from anticoagulant rodenticides.
Give PO with fatty food (fat-soluble). SC preferred over IM (hematoma risk) or IV (anaphylaxis risk). Long-acting rodenticides (brodifacoum) require 4-6 weeks treatment. Monitor PT.
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.
Vitamin K1 dose range in pet rats, with cited source references: SC 1–5 mg/kg SC q12-24h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Vitamin K1 in pet rats: SC.
Vitamin K1 is indicated in pet rats for: Anticoagulant rodenticide toxicosis / vitamin K deficiency.
These are general warnings for Vitamin K1 across species; consult the pet rat dosing table above for species-specific guidance. Give PO with fatty food (fat-soluble). SC preferred over IM (hematoma risk) or IV (anaphylaxis risk). Long-acting rodenticides (brodifacoum) require 4-6 weeks treatment. Monitor PT.
Why a species-specific page? Vitamin K1 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.