Oxytetracycline — 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. Oxytetracycline is a active ingredient.
Total reports
Oxytetracycline: 1136
Reports by species (top entries)
- Cattle 636
- Horse 42
- Human 41
- Dog 31
- Goat 24
- Cat 22
Top reported reactions (VEDDRA terms, top entries)
- Death 333
- Solution, Abnormal 185
- Anaphylaxis 177
- Injection site swelling 143
- Lack of efficacy (bacteria) - NOS 108
- Color, Abnormal 107
- Collapse (see also 'Cardio-vascular' and 'Systemic disorders') 84
- Dyspnoea 64
- Hypersalivation 52
- Unclassifiable adverse event 40
Source JSON: pdf-raw/ade/ade_active_ingredients_2026-07-22_b11.json (openFDA animalandveterinary/event.json, pulled 2026-07-22).