Oclacitinib — FDA Animal & Veterinary Adverse Event (ADE) Reports
Source: openFDA animalandveterinary/event.json, the FDA Center for Veterinary Medicine (CVM) adverse event report database. Data pulled 2026-07-22. Counts are report-level: one report may list multiple reactions and multiple animals, so figures are not additive and do not imply causation. Oclacitinib is a veterinary active ingredient.
Total reports
Oclacitinib: 29980
Reports by species (top entries)
- Dog 28319
- Cat 434
- Human 151
- Horse 13
- Lynx 2
- Monkey 2
Top reported reactions (VEDDRA terms, top entries)
- Lack of efficacy - NOS 3728
- Vomiting 3422
- INEFFECTIVE, ATOPY CONTROL 2705
- Diarrhoea 2309
- Lethargy (see also Central nervous system depression in 'Neurological') 2168
- INEFFECTIVE, LOSS OF EFFECT 1807
- Other abnormal test result NOS 1417
- Elevated alanine aminotransferase (ALT) 1173
- Seizure NOS 1125
- Elevated serum alkaline phosphatase (SAP) 1056
"Lack of efficacy" terms denote product-performance reports, not adverse reactions.
Source JSON: pdf-raw/ade/ade_active_ingredients_2026-07-22.json (openFDA animalandveterinary/event.json, pulled 2026-07-22).