Biotin — 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. Biotin is a active ingredient.
Total reports
Biotin: 19
Reports by species (top entries)
- Human 7
- Dog 5
- Horse 2
- Cat 1
Top reported reactions (VEDDRA terms, top entries)
- Accidental exposure 3
- Behavioural disorder NOS 3
- Dizziness 2
- Lot # and/or Expiration date incorrect 2
- Tingling sensation 2
- Vomiting 2
- Abdominal discomfort 1
- Aggression 1
- Appearance, Abnormal 1
- Ataxia 1
Source JSON: pdf-raw/ade/ade_active_ingredients_2026-07-22_b30.json (openFDA animalandveterinary/event.json, pulled 2026-07-22).