Chloramphenicol — 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. Chloramphenicol is a active ingredient.
Total reports
Chloramphenicol: 103
Reports by species (top entries)
- Dog 64
- Cat 19
- Horse 8
- 1
- Human 1
- Other Birds 1
Top reported reactions (VEDDRA terms, top entries)
- Vomiting 16
- Anorexia 15
- Death by euthanasia 11
- Diarrhoea 11
- Lethargy (see also Central nervous system depression in 'Neurological') 11
- Death 7
- Accidental exposure 6
- Ataxia 6
- Behavioural disorder NOS 6
- Conjunctivitis 6
Source JSON: pdf-raw/ade/ade_active_ingredients_2026-07-22_b20.json (openFDA animalandveterinary/event.json, pulled 2026-07-22).