Vincristine — 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. Vincristine is a active ingredient.
Total reports
Vincristine: 57
Reports by species (top entries)
- Dog 52
- Cat 5
Top reported reactions (VEDDRA terms, top entries)
- Vomiting 21
- Thrombocytopenia 18
- Death by euthanasia 16
- Lethargy (see also Central nervous system depression in 'Neurological') 15
- Leucocytosis NOS 15
- Anorexia 12
- Diarrhoea 12
- Immune mediated thrombocytopenia 12
- Anaemia NOS 11
- Death 10
Source JSON: pdf-raw/ade/ade_active_ingredients_2026-07-22_b24.json (openFDA animalandveterinary/event.json, pulled 2026-07-22).