Bird · Taeniopygia guttata · typical adult weight 0.01–0.02 kg
Fenbendazole is dosed at 50 mg/L drinking water PO (drinking water) in drinking water x5 days in zebra finches, per 391. Hawkins MG, Barron H, Speer BL, et al. Birds. In: Carpenter JW, eds. Exotic Animal Formulary, 4th ed., Elsevier Saunders, St. Louis, MO; 2013:183-437. — Source: Carpenter's Exotic Animal Formulary, 6th Ed, p.434 — SOURCE EDITION: Carpenter's Exotic Animal Formulary — ISBN 9780323833929, https://openlibrary.org/isbn/9780323833929; Current Therapy in Avian Medicine and Surgery — ISBN 9781455746712, https://openlibrary.org/isbn/9781455746712. Fenbendazole is used in zebra finches for Nematodes - NOT effective against finch ventricular worms (identify the parasite first), do not administer during molt. Routes documented in zebra finches: PO (drinking water). A typical adult zebra finch weighs 0.01–0.02 kg. ExoticRx lists 1 cited dose rule for Fenbendazole in zebra finches, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Panacur
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO (drinking water) | 50 mg/L drinking water | in drinking water x5 days | × 5 days, as printed. | Nematodes - NOT effective against finch ventricular worms (identify the parasite first), do not administer during molt | Moderate | 391. Hawkins MG, Barron H, Speer BL, et al. Birds. In: Carpenter JW, eds. Exotic Animal Formulary, 4th ed., Elsevier Saunders, St. Louis, MO; 2013:183-437. — Source: Carpenter's Exotic Animal Formulary, 6th Ed, p.434 — SOURCE EDITION: Carpenter's Exotic Animal Formulary — ISBN 9780323833929, https://openlibrary.org/isbn/9780323833929; Current Therapy in Avian Medicine and Surgery — ISBN 9781455746712, https://openlibrary.org/isbn/9781455746712 |
Every held source for this drug and species, as printed. Where they differ, both are shown — the choice is yours, not ours.
The sources disagree for this combination. The ranges below do not overlap on a comparable route. This is not an error in one of them — published veterinary references differ, and reconciling them for a particular patient is a clinical judgement.
| Dose (mg/kg) | Route | Source | As printed |
|---|---|---|---|
| 20 | PO | BSAVA Small Animal Formulary, 10th ed — Part B (Exotic Pets)p.142 | 20 mg/kg p.o. q24h for 3 doses. Not advisable to give more than 50 mg/kg in unfamiliar species. |
| 50 | — | BSAVA Small Animal Formulary, 10th ed — Part B (Exotic Pets)p.142 | g/kg p.o. q24h for 3 doses. Not advisable to give more than 50 mg/kg in unfamiliar species. |
| 20–50 | PO | Carpenter's Exotic Animal Formulary, 6th edTable 5.4 | 20-50 mg/kg PO q24h ×3 days, repeat in 2 wk |
| 25 |
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Binds to beta-tubulin, inhibiting microtubule polymerization in parasites. Disrupts energy metabolism and cell division.
Very wide safety margin. Rarely causes vomiting or diarrhea. Safe in pregnant animals at standard doses. Must be given for multiple consecutive days for efficacy.
Species-specific contraindications and adverse-reaction reports for zebra finches may differ from canine / feline reference data — consult the primary citations listed with each rule.
Fenbendazole dose range in zebra finches, with cited source references: PO (drinking water) 50 mg/L drinking water in drinking water x5 days. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Fenbendazole in zebra finches: PO (drinking water).
Cited course lengths for Fenbendazole in zebra finches include: × 5 days, as printed.. Duration depends on the indication — match it to the specific dose rule in the table above.
Fenbendazole is indicated in zebra finches for: Nematodes - NOT effective against finch ventricular worms (identify the parasite first), do not administer during molt.
These are general warnings for Fenbendazole across species; consult the zebra finch dosing table above for species-specific guidance. Very wide safety margin. Rarely causes vomiting or diarrhea. Safe in pregnant animals at standard doses. Must be given for multiple consecutive days for efficacy.
Why a species-specific page? Fenbendazole pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in zebra finches — 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 |
| 25 mg/kg PO, repeat in 14 days,875 |
| 25–50 | PO | Carpenter's Exotic Animal Formulary, 6th edTable 5.4 | 25-50 mg/kg PO once |
| 30 | PO | Carpenter's Exotic Animal Formulary, 6th edTable 5.4 | 30 mg/kg PO once 30 mg/kg PO q24h ×5- Falc 8 days |
| 33 | PO | Carpenter's Exotic Animal Formulary, 6th edTable 5.4 | 33 mg/kg PO q24h ×3 days 50 mg/kg PO q24h ×3- Most 5 days,391,652,873 |
| 50 | PO | Carpenter's Exotic Animal Formulary, 6th edTable 5.4 | 33 mg/kg PO q24h ×3 days 50 mg/kg PO q24h ×3- Most 5 days,391,652,873 |
| 50–100 | PO | Carpenter's Exotic Animal Formulary, 6th edTable 5.4 | 50-100 mg/kg PO, repeat in 14 days |
| 100 | PO | Carpenter's Exotic Animal Formulary, 6th edTable 5.4 | 100 mg/kg PO q24h ×5 days |
| 8–10 | — | Carpenter's Exotic Animal Formulary, 6th edTable 5.4 | 8-10 mg/kg q24h ×3-4 days |
| 15–25 | PO | Carpenter's Exotic Animal Formulary, 6th edTable 5.4 | 15-25 mg/kg PO × 4-5 days |
| Dose (mg/l) | Route | Source | As printed |
|---|---|---|---|
| 50 | — | Carpenter's Exotic Animal Formulary, 6th edTable 5.4 | 50 mg/L drinking water ×5 days |
| 125 | — | Carpenter's Exotic Animal Formulary, 6th edTable 5.4 | 125 mg/L drinking water ×5 days |
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.