Cobalamin — 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. Cobalamin is a active ingredient.
Total reports
Cobalamin: 54
Reports by species (top entries)
- Dog 28
- Cat 24
Top reported reactions (VEDDRA terms, top entries)
- Diarrhoea 11
- Weight loss 9
- Vomiting 8
- Death by euthanasia 7
- Anorexia 6
- Decreased appetite 6
- Death 5
- Lethargy (see also Central nervous system depression in Neurological) 5
- Not eating 5
- Abnormal ultrasound finding 4
Source JSON: pdf-raw/ade/ade_active_ingredients_2026-07-22_b26.json (openFDA animalandveterinary/event.json, pulled 2026-07-22).