Horse
31 reported events
openFDA
Top reactions: INEFFECTIVE, EUTHANASIA (33) · Lack of efficacy - NOS (19) · Death by euthanasia (4) · INEFFECTIVE, DELAYED EFFECT (4) · Drug administration error (3)
active substance
Phenytoin Sodium — veterinary medicines
Authorised animal medicines containing Phenytoin Sodium across national registers. Regulatory residue limits (MRL) and antimicrobial-resistance surveillance are shown when on record. This is a neutral reference and does not provide dosing or veterinary advice.
Reference information only — not veterinary advice and not a dosing source. Always consult a licensed veterinarian before giving any medicine to an animal.
Target species
DogsCats
Authorised products
6 authorised products across national registers.
United States — FDA Green Book
Canada — Health Canada DPD
Residue limits (MRL)
No residue limits (MRL) are recorded for this substance.
Antimicrobial resistance surveillance
No antimicrobial-resistance surveillance is recorded for this substance.
Reported adverse events (openFDA)
Spontaneous adverse-event reports that name Phenytoin Sodium, by species — reported counts, not proven reactions.
Source: openFDA Animal & Veterinary adverse-event reports.
Surveillance reference only — these are spontaneous adverse-event report counts, not proven adverse reactions, not causation and not a measure of any product's risk or safety. Always consult a licensed veterinarian.
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