Pocket Pet · Cavia porcellus · typical adult weight 0.70–1.20 kg
Selamectin is dosed at 15 mg/kg topical once in guinea pigs, per Eshar D, Bdolah-Abram T. Comparison of efficacy, safety, and convenience of selamectin versus ivermectin for treatment of Trixacarus caviae mange in pet guinea pigs (Cavia porcellus). J Am Vet Med Assoc. 2012;241:1056-1058. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.780 (2026-08-01, PENDING REVIEW) doi:10.2460/javma.241.8.1056. Selamectin is used in guinea pigs for Trixacarus caviae mange. Routes documented in guinea pigs: topical. A typical adult guinea pig weighs 0.70–1.20 kg. ExoticRx lists 1 cited dose rule for Selamectin in guinea pigs, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Revolution, Stronghold
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| topical | 15 mg/kg | once | Trixacarus caviae mange | Moderate | Eshar D, Bdolah-Abram T. Comparison of efficacy, safety, and convenience of selamectin versus ivermectin for treatment of Trixacarus caviae mange in pet guinea pigs (Cavia porcellus). J Am Vet Med Assoc. 2012;241:1056-1058. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.780 (2026-08-01, PENDING REVIEW) doi:10.2460/javma.241.8.1056 |
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These ranges are per kg. Enter your guinea pig's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Binds glutamate-gated chloride channels in invertebrate nerve/muscle cells. Absorbed through skin; reaches systemic circulation.
Do not apply to broken skin. Monthly application. Prevents heartworm, kills fleas, treats ear mites, sarcoptic mange. Safe in MDR1 dogs at labeled dose. OK in rabbits and ferrets.
Species-specific contraindications and adverse-reaction reports for guinea pigs may differ from canine / feline reference data — consult the primary citations listed with each rule.
Selamectin dose range in guinea pigs, with cited source references: topical 15 mg/kg once. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Selamectin in guinea pigs: topical.
Selamectin is indicated in guinea pigs for: Trixacarus caviae mange.
These are general warnings for Selamectin across species; consult the guinea pig dosing table above for species-specific guidance. Do not apply to broken skin. Monthly application. Prevents heartworm, kills fleas, treats ear mites, sarcoptic mange. Safe in MDR1 dogs at labeled dose. OK in rabbits and ferrets.
Why a species-specific page? Selamectin pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in guinea pigs — 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.