Pocket Pet · Chinchilla lanigera · typical adult weight 0.40–0.80 kg
Trimethoprim-Sulfamethoxazole is dosed at 30 mg/kg PO q12h in chinchillas, per Hayes P. Diseases of chinchillas. In: Kirk's Current Veterinary Therapy: XIII Small Animal Practice. WB Saunders; 2000:1152-1157. — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.1223 (2026-08-01).. Trimethoprim-Sulfamethoxazole is used in chinchillas for General bacterial / skin / UTI. Routes documented in chinchillas: PO. A typical adult chinchilla weighs 0.40–0.80 kg. ExoticRx lists 1 cited dose rule for Trimethoprim-Sulfamethoxazole in chinchillas, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Bactrim, TMS
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| PO | 30 mg/kg | q12h | General bacterial / skin / UTI | Moderate | Hayes P. Diseases of chinchillas. In: Kirk's Current Veterinary Therapy: XIII Small Animal Practice. WB Saunders; 2000:1152-1157. — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.1223 (2026-08-01). |
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These ranges are per kg. Enter your chinchilla'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 chinchillas may differ from canine / feline reference data — consult the primary citations listed with each rule.
Trimethoprim-Sulfamethoxazole dose range in chinchillas, with cited source references: PO 30 mg/kg q12h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Trimethoprim-Sulfamethoxazole in chinchillas: PO.
Trimethoprim-Sulfamethoxazole is indicated in chinchillas for: General bacterial / skin / UTI.
These are general warnings for Trimethoprim-Sulfamethoxazole across species; consult the chinchilla dosing table above for species-specific guidance. May cause keratoconjunctivitis sicca (KCS) in dogs with prolonged use. Can cause bone marrow suppression. Avoid in animals with hepatic disease. Adequate hydration required.
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 chinchillas — 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.