Livestock · Gallus gallus domesticus · typical adult weight 0.50–5.00 kg
Nicarbazin is dosed at 100–125 ppm in feed PO Continuous in feed in chickens, per US FDA. Nicarb 25% (nicarbazin Type A medicated article), NADA 009-476, Phibro Animal Health. https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=5a397494-e980-4f45-80e6-ab99ffdaf48a - chickens, not layers; 0.01-0.02% (100-200 ppm) in feed; withdraw 4 days (<=0.0125%) or 5 days (>0.0125%) before slaughter.. Nicarbazin is used in chickens for Coccidiosis prevention. Routes documented in chickens: PO. A typical adult chicken weighs 0.50–5.00 kg. ExoticRx lists 1 cited dose rule for Nicarbazin in chickens, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Nicarb
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 100–125 ppm in feed | Continuous in feed | Withdraw 4 days before slaughter | Coccidiosis prevention | Strong | US FDA. Nicarb 25% (nicarbazin Type A medicated article), NADA 009-476, Phibro Animal Health. https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=5a397494-e980-4f45-80e6-ab99ffdaf48a - chickens, not layers; 0.01-0.02% (100-200 ppm) in feed; withdraw 4 days (<=0.0125%) or 5 days (>0.0125%) before slaughter. |
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Equimolar complex of 4,4'-dinitrocarbanilide (DNC) and 2-hydroxy-4,6-dimethylpyrimidine (HDP). DNC inhibits energy metabolism in coccidia by uncoupling oxidative phosphorylation.
For use in broiler chickens ONLY. Causes mottled yolks and reduced egg production — absolutely contraindicated in layers. Heat stress potentiates toxicity; reduce dose in hot weather.
Species-specific contraindications and adverse-reaction reports for chickens may differ from canine / feline reference data — consult the primary citations listed with each rule.
Nicarbazin dose range in chickens, with cited source references: PO 100–125 ppm in feed Continuous in feed. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Nicarbazin in chickens: PO.
Cited course lengths for Nicarbazin in chickens include: Withdraw 4 days before slaughter. Duration depends on the indication — match it to the specific dose rule in the table above.
Nicarbazin is indicated in chickens for: Coccidiosis prevention.
These are general warnings for Nicarbazin across species; consult the chicken dosing table above for species-specific guidance. For use in broiler chickens ONLY. Causes mottled yolks and reduced egg production — absolutely contraindicated in layers. Heat stress potentiates toxicity; reduce dose in hot weather.
Why a species-specific page? Nicarbazin pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in chickens — 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.