Cannabidiol — 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. Cannabidiol is a active ingredient.
Total reports
Cannabidiol: 157
Reports by species (top entries)
- Dog 148
- Cat 6
- 1
Top reported reactions (VEDDRA terms, top entries)
- Lack of efficacy - NOS 30
- Diarrhoea 29
- Vomiting 20
- Lethargy (see also Central nervous system depression in 'Neurological') 16
- Seizure NOS 14
- Not eating 10
- Panting 10
- Behavioural disorder NOS 9
- Elevated alanine aminotransferase (ALT) 9
- Limb weakness 9
Source JSON: pdf-raw/ade/ade_active_ingredients_2026-07-22_b19.json (openFDA animalandveterinary/event.json, pulled 2026-07-22).