Reptile · Pantherophis guttatus · typical adult weight 0.20–0.90 kg
Fenbendazole is dosed at 25 mg/kg PO q14d in corn snakes, per MattCL, Nagamori Y, Stayton E, et al. Kalicephalus hookworm infection in four corn snakes (Pantherophis guttatus). J Exot Pet Med. 2020;34:62-66. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.225 (2026-08-01, PENDING REVIEW) doi:10.1053/j.jepm.2020.04.008. Fenbendazole is used in corn snakes for Hookworm (Kalicephalus sp.). Routes documented in corn snakes: PO. A typical adult corn snake weighs 0.20–0.90 kg. ExoticRx lists 1 cited dose rule for Fenbendazole in corn snakes, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Panacur
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| PO | 25 mg/kg | q14d | Hookworm (Kalicephalus sp.) | Moderate | MattCL, Nagamori Y, Stayton E, et al. Kalicephalus hookworm infection in four corn snakes (Pantherophis guttatus). J Exot Pet Med. 2020;34:62-66. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.225 (2026-08-01, PENDING REVIEW) doi:10.1053/j.jepm.2020.04.008 |
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These ranges are per kg. Enter your corn snake's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Binds to beta-tubulin, inhibiting microtubule polymerization in parasites. Disrupts energy metabolism and cell division.
Very wide safety margin. Rarely causes vomiting or diarrhea. Safe in pregnant animals at standard doses. Must be given for multiple consecutive days for efficacy.
Species-specific contraindications and adverse-reaction reports for corn snakes may differ from canine / feline reference data — consult the primary citations listed with each rule.
Fenbendazole dose range in corn snakes, with cited source references: PO 25 mg/kg q14d. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Fenbendazole in corn snakes: PO.
Fenbendazole is indicated in corn snakes for: Hookworm (Kalicephalus sp.).
These are general warnings for Fenbendazole across species; consult the corn snake dosing table above for species-specific guidance. Very wide safety margin. Rarely causes vomiting or diarrhea. Safe in pregnant animals at standard doses. Must be given for multiple consecutive days for efficacy.
Why a species-specific page? Fenbendazole pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in corn snakes — 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.