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Coccidiosis in Pet Rats

Pocket Pet · Rattus norvegicus var. domestica · typical adult weight 0.25–0.70 kg

3 cited drugs treat Coccidiosis in pet rats: Ponazuril, Sulfadimethoxine, Toltrazuril.

Protozoal infection of the intestinal tract caused by Eimeria, Isospora, and related coccidian organisms. Significant cause of diarrhoea, weight loss, and mortality in young livestock, poultry, and reptiles in particular.

The overview above describes Coccidiosis across species; the citations below are the ExoticRx dose rules scoped to pet rats — a reference list, not new species-specific clinical guidance.

Ponazuril(Marquis)

Antiparasitic
RouteDoseFrequencyIndicationEvidenceSource
PO30 mg/kgq48hCoccidiosis (Eimeria)WeakGardhouse S, Eshar D. Diagnosis and successful treatment of Eimeria infection in a group of zoo-kept black-tailed prairie dogs (Cynomys ludovicianus). J Zoo Wildl Med. 2015;46:367-369. | Marroquin SC, Eshar D, Browning GR, et al. Diagnosis and successful treatment of Eimeria infection in a pair of pet domestic rats (Rattus norvegicus) withttponazuril. J Exot Pet Med. 2020;33:31-33. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.779 (2026-08-01, PENDING REVIEW)

Sulfadimethoxine(Albon)

Antibiotic
RouteDoseFrequencyIndicationEvidenceSource
PO25–50 mg/kgq24h x 10 daysCoccidiosisModerateMorrisey JK, Carpenter JW. Formulary. In: Quesenberry KE, Carpenter JW, eds. Ferrets, Rabbits, and Rodents: Clinical Medicine and Surgery, 4th ed., Elsevier, St. Louis, MO; 2021:620-630. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.780 (2026-08-01, PENDING REVIEW)

Toltrazuril(Baycox)

Antiparasitic
RouteDoseFrequencyIndicationEvidenceSource
PO10 mg/kgq24h x 3d, off 3-5d, on 3dCoccidiosisModerateEwringmann A, Gloeckner B. Leitsymptome bei Meerschweinchen, Chinchilla und Degu, Enke, Stuttgart, Germany; 2012. | Sassenburg L. Degu. In: Fehr M, Sassenburg L, Zwart P, eds. Krankheiten der Heimtiere, Schluetersche Verlagsgesellschaft, Hannover, Germany; 2015. | Visser C, Wijnbergen A, Bleich A. Maeuse und ratten. In: Fehr M, Sassenburg L, Zwart P, eds. Krankheiten der Heimtiere, Schluetersche Verlagsgesellschaft, Hannover, Germany; 2015. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.780 (2026-08-01, PENDING REVIEW) doi:10.1055/b-004-129947

Sourced from published veterinary references; awaiting credentialed clinical reviewer. See our editorial process. Reference only — not veterinary advice. Verify against current literature before clinical use.

Coccidiosis in Pet Rats: 3 Cited Drug Options | ExoticRx