Dog · Canis lupus familiaris · typical adult weight 2.00–80.00 kg
Nitazoxanide is dosed at 25–50 mg/kg PO q12-24h in dogs, per Plumb's Veterinary Drug Handbook, 9th Ed. Nitazoxanide is used in dogs for Cryptosporidiosis, Giardia, Giardiasis / Cryptosporidiosis. Routes documented in dogs: PO. A typical adult dog weighs 2.00–80.00 kg. ExoticRx lists 2 cited dose rules for Nitazoxanide in dogs, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Alinia, Navigator
Need the exact dose for your patient?
These ranges are per kg. Enter your dog's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Inhibits pyruvate:ferredoxin oxidoreductase (PFOR) enzyme-dependent electron transfer reaction essential for anaerobic energy metabolism.
Active against Cryptosporidium, Giardia, and some helminths. GI upset common. Limited veterinary efficacy data. Give with food.
Species-specific contraindications and adverse-reaction reports for dogs may differ from canine / feline reference data — consult the primary citations listed with each rule.
Nitazoxanide dose ranges in dogs, with cited source references: PO 25–50 mg/kg q12-24h; PO 25–75 mg/kg q12-24h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Nitazoxanide in dogs: PO.
Cited course lengths for Nitazoxanide in dogs include: 5-7 days; 3-5 days. Duration depends on the indication — match it to the specific dose rule in the table above.
Nitazoxanide is indicated in dogs for: Cryptosporidiosis, Giardia, Giardiasis / Cryptosporidiosis.
These are general warnings for Nitazoxanide across species; consult the dog dosing table above for species-specific guidance. Active against Cryptosporidium, Giardia, and some helminths. GI upset common. Limited veterinary efficacy data. Give with food.
Why a species-specific page? Nitazoxanide pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in dogs — 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.