Bird · Columba livia domestica · typical adult weight 0.30–0.50 kg
Clazuril is dosed at 5 mg/kg PO once in domestic pigeons, per 159. Formulary. In: Chitty J, Lierz M, Chitty J, Lierz M, eds. BSAVA Manual of Raptors, Pigeons and Passerine Birds; British Small Animal Veterinary Association, Gloucester, UK; 2008:384-390. — Source: Carpenter's Exotic Animal Formulary, 6th Ed, p.432 — Carpenter's Exotic Animal Formulary 6th ed, Table 5.4 (Antiparasitic Agents Used in Birds). — VOLUME CORRECTED 2026-08-07: this citation named BSAVA Part A (Canine & Feline), which does not contain Clazuril. BSAVA ships as two separate volumes and the drug is in BSAVA Part B (Exotic Pets); the reference is to that volume. Clazuril is used in domestic pigeons for Coccidiosis. Routes documented in domestic pigeons: PO. A typical adult domestic pigeon weighs 0.30–0.50 kg. ExoticRx lists 2 cited dose rules for Clazuril in domestic pigeons, drawn from published veterinary references. Verify against current literature before clinical use.
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 5 mg/kg | once | — | Coccidiosis | Moderate | 159. Formulary. In: Chitty J, Lierz M, Chitty J, Lierz M, eds. BSAVA Manual of Raptors, Pigeons and Passerine Birds; British Small Animal Veterinary Association, Gloucester, UK; 2008:384-390. — Source: Carpenter's Exotic Animal Formulary, 6th Ed, p.432 — Carpenter's Exotic Animal Formulary 6th ed, Table 5.4 (Antiparasitic Agents Used in Birds). — VOLUME CORRECTED 2026-08-07: this citation named BSAVA Part A (Canine & Feline), which does not contain Clazuril. BSAVA ships as two separate volumes and the drug is in BSAVA Part B (Exotic Pets); the reference is to that volume. |
| PO | 2.5 mg/bird (total dose, NOT mg/kg) | once; can repeat monthly | Single dose, repeatable monthly. Printed comment, verbatim: 'oocyst shedding commences 20 days post treatment.' | Coccidiosis | Moderate | 964. Vercruysse J. Efficacy of toltrazuril and clazuril against experimental infections with Eimeria labbeana and E. columbarum in racing pigeons. Avian Dis. 1990;34:73-79 doi:10.2307/1591336. — Source: Carpenter's Exotic Animal Formulary, 6th Ed, p.432 — Carpenter's Exotic Animal Formulary 6th ed, Table 5.4 (Antiparasitic Agents Used in Birds). |
Every held source for this drug and species, as printed. Where they differ, both are shown — the choice is yours, not ours.
| Dose (mg/animal) | Route | Source | As printed |
|---|---|---|---|
| 2.5 | PO | Carpenter's Exotic Animal Formulary, 6th edTable 5.4 | 2.5 mg/bird PO once; can repeat monthly |
| Dose (mg/kg) | Route | Source | As printed |
|---|---|---|---|
| 5–10 | IM | BSAVA Small Animal Formulary, 10th ed — Part B (Exotic Pets)p.80 | 5-10 mg/kg once (treat all birds in loft simultaneously) a,b |
| 5 | PO | Carpenter's Exotic Animal Formulary, 6th edTable 5.4 | 5 mg/kg PO once |
| 7 |
Typical range: 300–500 g
If provided, volume will be calculated alongside dose.
Reference only. Verify against current literature before clinical use.
Clazuril dose ranges in domestic pigeons, with cited source references: PO 5 mg/kg once; PO 2.5 mg/bird (total dose, NOT mg/kg) once; can repeat monthly. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Clazuril in domestic pigeons: PO.
Cited course lengths for Clazuril in domestic pigeons include: Single dose, repeatable monthly. Printed comment, verbatim: 'oocyst shedding commences 20 days post treatment.'. Duration depends on the indication — match it to the specific dose rule in the table above.
Clazuril is indicated in domestic pigeons for: Coccidiosis.
Why a species-specific page? Clazuril pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in domestic pigeons — 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.
| PO |
| Carpenter's Exotic Animal Formulary, 6th edTable 5.4 |
| 7 mg/kg PO × 3 days, off 2 days, on 3 days,232 |
| Dose (mg/kg feed) | Route | Source | As printed |
|---|---|---|---|
| 5.5 | — | Carpenter's Exotic Animal Formulary, 6th edTable 5.4 | 1.1 or 5.5 mg/kg feed |
Figures are transcribed from the cited page or table of each held edition and are shown for reference only. They are not dose recommendations, they do not feed the calculator, and none has been reviewed by a veterinarian.