Important: Adverse event reports are voluntarily submitted and do not prove causation. Consult your veterinarian for medical decisions about your cattle.
325
Total Reports
123
Deaths Reported
3780.0%
Death Rate
1.7 yr
Avg Age at Report
Average weight at time of report: 231.2 kg (509.8 lbs)
Top Reported Reactions
Death 93
Lack of efficacy - NOS 37
Lack of efficacy (bacteria) - NOS 22
Lack of efficacy (protozoa) - Coccidia 22
Injection site swelling 19
Milk production decrease 18
Diarrhoea 18
Death by euthanasia 17
Residues in milk 16
Recumbency 14
NT - Abnormal necropsy finding NOS 13
INEFFECTIVE, PRODUCTION (MILK) 12
Anaphylaxis 11
Not eating 11
Decreased appetite 10
Most Referenced Drugs
Monensin Sodium 90
Sometribove 30
Ceftiofur Hydrochloride 24
Tulathromycin 16
Tildipirosin Injectable 15
Dinoprost Tromethamine 14
Ceftiofur Crystalline Free Acid 14
Cephapirin Sodium 13
Lasalocid Sodium 10
Sometribove Zinc Suspension 7
Decoquinate 7
Florfenicol/Flunixin Inj-Triac 7
Monensin 6
Moxidectin 6
Cephapirin Benzathine 6
Outcome Breakdown
Outcome Unknown
154 (41.5%)
Died
102 (27.5%)
Recovered/Normal
52 (14.0%)
Ongoing
31 (8.4%)
Euthanized
23 (6.2%)
Recovered with Sequela
9 (2.4%)
Gender Distribution
Female 285 (87.7%)
Unknown 20 (6.2%)
Mixed 10 (3.1%)
Male 10 (3.1%)
Reports by Year
| Year | Reports | Trend |
|---|---|---|
| 2010 | 14 | |
| 2011 | 15 | |
| 2012 | 19 | |
| 2013 | 30 | |
| 2014 | 17 | |
| 2015 | 28 | |
| 2016 | 37 | |
| 2017 | 28 | |
| 2018 | 26 | |
| 2019 | 25 | |
| 2020 | 20 | |
| 2021 | 17 | |
| 2022 | 10 | |
| 2023 | 15 | |
| 2024 | 12 | |
| 2025 | 12 | |
Source: FDA Center for Veterinary Medicine — Adverse Event Reports. Rank #163 by report volume. Data reflects voluntary submissions and may not represent actual incidence rates.