ExoticRx · exoticrx.com/drugs/amprolium
US brand names:Corid, Amprol
Amprolium is dosed at 15–30 mg/kg PO q24h x 1-5 days; repeat after 5 days in african grey parrots, per Carpenter's Exotic Animal Formulary, 6th Ed, Table 5.4 (Antiparasitic Agents Used in Birds), p.430 — corroborated by Avian Medicine Appendix 1, Table 4, p.820: "Amprolium 13-30 mg/kg PO — most species". Verify against current literature before clinical use.
Thiamine analog that competitively inhibits thiamine uptake by coccidia, interfering with carbohydrate metabolism of the parasite.
Prolonged use may cause thiamine deficiency (polioencephalomalacia). Primarily coccidiostatic, not coccidiocidal. Ensure adequate thiamine intake.
Species references:All African Grey Parrot drugsAll Cattle (Beef/Dairy) drugsAll Chicken (Poultry) drugsAll Dog (Domestic) drugsAll Goat (Caprine) drugsAll Rabbit (Domestic) drugsAll Sheep (Ovine) drugsAll Turkey drugs
Each ExoticRx dose rule is graded by the strength of its primary evidence — see the editorial process.
A dog/cat sample is shown here. Cited dosing for all 8 species — reptiles, birds, pocket pets, livestock, and equine — is free on the per-species pages above. Pro adds the weight-based calculator for every species.
| Species | Route | Dose | Frequency | Evidence | Source |
|---|---|---|---|---|---|
| Dog (Domestic) | PO | 100–200 mg/kg | q24h (in food/water) | Moderate | Papich Handbook of Veterinary Drugs, 5th Ed |
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View PlansSource citations and evidence levels available on the live page. Reference only — verify against current literature before clinical use.