Reptile · Testudo horsfieldii · typical adult weight 0.23–0.91 kg
Voriconazole is dosed at 10 mg/kg PO not specified in russian tortoises, per Merck Veterinary Manual. Antimicrobial Drugs Used in Reptiles (dosing table). Rahway (NJ): Merck & Co.; accessed 2026. URL: https://www.merckvetmanual.com/multimedia/table/antimicrobial-drugs-used-in-reptiles. Voriconazole is used in russian tortoises for Fungal infections. Routes documented in russian tortoises: PO. A typical adult russian tortoise weighs 0.23–0.91 kg. ExoticRx lists 1 cited dose rule for Voriconazole in russian tortoises, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Vfend
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| PO | 10 mg/kg | not specified | Fungal infections | Weak | Merck Veterinary Manual. Antimicrobial Drugs Used in Reptiles (dosing table). Rahway (NJ): Merck & Co.; accessed 2026. URL: https://www.merckvetmanual.com/multimedia/table/antimicrobial-drugs-used-in-reptiles |
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 |
|---|---|---|---|
| 10 | PO | Carpenter's Exotic Animal Formulary, 6th edTable 4.3 | V) 10 mg/kg PO q24h ×60 days + (F) 1:250 dilution for 20 min bath q24h × 60 days |
| 10 | PO | Mader's Reptile and Amphibian Medicine and Surgery, 3rd edTable 127.3 | (V) 10 mg/kg PO q24h × 60 days + (F10) Luthega skinks/systemic Lecanicillium sp. infection; nonresponsive |
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 russian tortoise's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Inhibits fungal CYP51 (lanosterol 14-alpha-demethylase), blocking ergosterol synthesis. Broader spectrum than fluconazole including Aspergillus.
Drug of choice for aspergillosis. Hepatotoxic — monitor liver enzymes. Many CYP-mediated drug interactions. Visual disturbances in humans. Non-linear pharmacokinetics in some species.
Species-specific contraindications and adverse-reaction reports for russian tortoises may differ from canine / feline reference data — consult the primary citations listed with each rule.
Voriconazole dose range in russian tortoises, with cited source references: PO 10 mg/kg not specified. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Voriconazole in russian tortoises: PO.
Voriconazole is indicated in russian tortoises for: Fungal infections.
These are general warnings for Voriconazole across species; consult the russian tortoise dosing table above for species-specific guidance. Drug of choice for aspergillosis. Hepatotoxic — monitor liver enzymes. Many CYP-mediated drug interactions. Visual disturbances in humans. Non-linear pharmacokinetics in some species.
Why a species-specific page? Voriconazole pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in russian tortoises — 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.