Sulfadimethoxine — 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. Sulfadimethoxine is a active ingredient.
Total reports
Sulfadimethoxine: 1681
Reports by species (top entries)
- Dog 903
- Cat 319
- Cattle 64
- Human 14
- Other 8
- Sheep 7
Top reported reactions (VEDDRA terms, top entries)
- Lack of efficacy (protozoa) - Coccidia 296
- Vomiting 207
- Diarrhoea 169
- Death 144
- Depression 114
- Anorexia 94
- Lethargy (see also Central nervous system depression in 'Neurological') 94
- Fever 76
- Vials, Leaking 73
- Anaemia NOS 65
Source JSON: pdf-raw/ade/ade_active_ingredients_2026-07-22_b10.json (openFDA animalandveterinary/event.json, pulled 2026-07-22).