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Ivermectin for Dwarf Hamsters

Pocket Pet · Phodopus spp. · typical adult weight 0.02–0.05 kg

Ivermectin is dosed at 0.2–0.4 mg/kg SC every 5–7 days in dwarf hamsters, per Merck Veterinary Manual (professional/veterinary version), "Hamsters," Rodents, Exotic and Laboratory Animals. merckvetmanual.com/exotic-and-laboratory-animals/rodents/hamsters. Accessed 2026-07-06. URL: https://www.merckvetmanual.com/exotic-and-laboratory-animals/rodents/hamsters. Ivermectin is used in dwarf hamsters for Demodex infestation (demodicosis). Routes documented in dwarf hamsters: SC. A typical adult dwarf hamster weighs 0.02–0.05 kg. ExoticRx lists 1 cited dose rule for Ivermectin in dwarf hamsters, drawn from published veterinary references. Verify against current literature before clinical use.

Trade names: Ivomec, Heartgard

Dose ranges

RouteDoseFrequencyIndicationEvidenceSource
SC0.2–0.4 mg/kgevery 5–7 daysDemodex infestation (demodicosis)WeakMerck Veterinary Manual (professional/veterinary version), "Hamsters," Rodents, Exotic and Laboratory Animals. merckvetmanual.com/exotic-and-laboratory-animals/rodents/hamsters. Accessed 2026-07-06. URL: https://www.merckvetmanual.com/exotic-and-laboratory-animals/rodents/hamsters

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Mechanism of action

Potentiates glutamate-gated chloride channels in invertebrate nerve and muscle cells, causing paralysis and death of parasites.

Side effects & warnings

TOXIC to MDR1-mutant dogs (Collies, Shelties, Aussies) at elevated doses. DO NOT use in chelonians (turtles/tortoises). Narrow safety margin in some species. Test MDR1 status before use in herding breeds.

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

Frequently asked questions

What is the dose of Ivermectin for Dwarf Hamsters?

Ivermectin dose range in dwarf hamsters, with cited source references: SC 0.2–0.4 mg/kg every 5–7 days.

How is Ivermectin administered in Dwarf Hamsters?

Documented routes for Ivermectin in dwarf hamsters: SC.

What conditions does Ivermectin treat in Dwarf Hamsters?

Ivermectin is indicated in dwarf hamsters for: Demodex infestation (demodicosis).

What are the side effects of Ivermectin in Dwarf Hamsters?

These are general warnings for Ivermectin across species; consult the dwarf hamster dosing table above for species-specific guidance. TOXIC to MDR1-mutant dogs (Collies, Shelties, Aussies) at elevated doses. DO NOT use in chelonians (turtles/tortoises). Narrow safety margin in some species. Test MDR1 status before use in herding breeds.

Other Antiparasitic drugs with dwarf hamster dosing

Ivermectin dosing in other species

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