Important: Adverse event reports are voluntarily submitted and do not prove causation. Consult your veterinarian for medical decisions about your cattle.
101
Total Reports
52
Deaths Reported
5150.0%
Death Rate
1.0 yr
Avg Age at Report
Average weight at time of report: 249.5 kg (550.1 lbs)
Top Reported Reactions
Death 43
Lack of efficacy - NOS 21
Found dead 7
Respiratory signs 7
Anaphylaxis 6
Lack of efficacy (lice) 6
INEFFECTIVE, WORMS NOS 5
Respiratory distress 4
Laboured breathing 4
Lack of efficacy (bacteria) - NOS 4
Overdose 3
Lack of efficacy (ectoparasite) - lice 3
Lethargy (see also Central nervous system depression in 'Neurological') 3
Lateral recumbency 3
NT - Abnormal necropsy finding NOS 3
Most Referenced Drugs
Doramectin 18
Bovine Virus*5/Past M+Mh Lv/Lb 13
Fenbendazol Suspension 8
Trenbolone Acet/Estradiol Impl 7
Dinoprost Tromethamine 7
Flunixin Meglumine Injectable 6
Monensin Sodium 6
Clos P*2/Cl Oth*4/Mor Bovis Kb 6
Eprinomectin 6
Tildipirosin Injectable 6
Vit E/ Selenite Inj Solution 5
Florfenicol/Flunixin Inj-Triac 5
Tulathromycin 5
Zeranol Implant 4
Albendazole 4
Outcome Breakdown
Died
51 (39.5%)
Outcome Unknown
41 (31.8%)
Recovered/Normal
20 (15.5%)
Ongoing
13 (10.1%)
Recovered with Sequela
3 (2.3%)
Euthanized
1 (0.8%)
Gender Distribution
Mixed 36 (35.6%)
Female 35 (34.7%)
Male 22 (21.8%)
Unknown 8 (7.9%)
Reports by Year
| Year | Reports | Trend |
|---|---|---|
| 2012 | 1 | |
| 2013 | 6 | |
| 2014 | 13 | |
| 2015 | 18 | |
| 2016 | 7 | |
| 2017 | 4 | |
| 2018 | 13 | |
| 2019 | 3 | |
| 2020 | 5 | |
| 2021 | 5 | |
| 2022 | 9 | |
| 2023 | 4 | |
| 2024 | 9 | |
| 2025 | 4 | |
Source: FDA Center for Veterinary Medicine — Adverse Event Reports. Rank #230 by report volume. Data reflects voluntary submissions and may not represent actual incidence rates.