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Toltrazuril for Sheep

Livestock · Ovis aries · typical adult weight 30.00–120.00 kg

Toltrazuril is used in sheep for Coccidiosis in lambs. Routes documented in sheep: PO. A typical adult sheep weighs 30.00–120.00 kg. ExoticRx lists 1 cited dose rule for Toltrazuril in sheep, drawn from published veterinary references. Verify against current literature before clinical use.

Trade names: Baycox

Dose ranges

RouteDoseFrequencyIndicationEvidenceSource
PO20 mg/kgsingle doseCoccidiosis in lambsModerateMerck Veterinary Manual

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These ranges are per kg. Enter your sheep's weight to get the precise dose and draw-up volume — unit and concentration math done for you.

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Mechanism of action

Disrupts mitochondrial function and nuclear division in all intracellular stages of coccidia. Coccidiocidal rather than coccidiostatic.

Side effects & warnings

Generally well-tolerated. Primarily used for coccidiosis. Single-dose or short-course treatment. Bitter taste. Extra-label use in small animals.

Species-specific contraindications and adverse-reaction reports for sheep may differ from canine / feline reference data — consult the primary citations listed with each rule.

Other Antiparasitic drugs with sheep dosing

Toltrazuril dosing in other species

Why a species-specific page? Toltrazuril pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in sheep — 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.