Pocket Pet · Oryctolagus cuniculus · typical adult weight 1.00–5.00 kg
Trimethoprim-Sulfamethoxazole is used in rabbit for Bacterial infections, coccidiosis, Bacterial infections when oral not feasible. Routes documented in rabbit: PO, SC. A typical adult rabbit weighs 1.00–5.00 kg. ExoticRx lists 2 cited dose rules for Trimethoprim-Sulfamethoxazole in rabbit, drawn from published veterinary references. Verify against current literature before clinical use.
Trade names: Bactrim, TMS
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These ranges are per kg. Enter your rabbit's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Sequential blockade of folate synthesis: sulfamethoxazole inhibits dihydropteroate synthase; trimethoprim inhibits dihydrofolate reductase.
May cause keratoconjunctivitis sicca (KCS) in dogs with prolonged use. Can cause bone marrow suppression. Avoid in animals with hepatic disease. Adequate hydration required.
Species-specific contraindications and adverse-reaction reports for rabbit may differ from canine / feline reference data — consult the primary citations listed with each rule.
Why a species-specific page? Trimethoprim-Sulfamethoxazole pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in rabbit — 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.