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Levamisole for Sheep

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

Levamisole is used in sheep for GI nematodes, lungworms, GI nematodes. Routes documented in sheep: PO. A typical adult sheep weighs 30.00–120.00 kg. ExoticRx lists 2 cited dose rules for Levamisole in sheep, drawn from published veterinary references. Verify against current literature before clinical use.

Trade names: Levasole, Tramisol

Dose ranges

RouteDoseFrequencyDurationIndicationEvidenceSource
PO8 mg/kgsingle doseGI nematodes, lungwormsStrongFDA NADA Label
PO8–12 mg/kgOnceSingle doseGI nematodesStrongFDA NADA Label

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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

Nicotinic acetylcholine receptor agonist causing sustained muscle contraction and paralysis in nematodes. Also has immunostimulant properties.

Side effects & warnings

Narrow safety margin — toxicity causes cholinergic signs (salivation, tremors, dyspnea). TOXIC to dogs at high doses. Immunomodulatory use at low doses.

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

Levamisole dosing in other species

Why a species-specific page? Levamisole 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.