Important: Adverse event reports are voluntarily submitted and do not prove causation. Consult your veterinarian for medical decisions about your cattle.
3,106
Total Reports
1,207
Deaths Reported
3890.0%
Death Rate
1.7 yr
Avg Age at Report
Average weight at time of report: 194.7 kg (429.3 lbs)
Top Reported Reactions
Death 911
Lack of efficacy (bacteria) - NOS 306
Lack of efficacy - NOS 293
Milk production decrease 200
Residues in milk 190
Diarrhoea 165
Lack of efficacy (protozoa) - Coccidia 140
Alteration of milk quality 135
INEFFECTIVE, PRODUCTION (MILK) 122
Injection site swelling 116
Residues in meat/offal 112
Mastitis NOS 105
CULTURE/TITER DATA ABNORMAL 102
Recumbency 99
Death by euthanasia 98
Most Referenced Drugs
Monensin Sodium 838
Sometribove 257
Cephapirin Sodium 199
Ceftiofur Hydrochloride 174
Ceftiofur Crystalline Free Acid 139
Tulathromycin 138
Dinoprost Tromethamine 110
Eprinomectin 77
Ampicillin Trihydrate 73
Cloxacillin Benz Intramam Dc 69
Florfenicol, Flunixin 62
Tildipirosin 61
Pegbovigrastim 61
Moxidectin 60
Eprinomectin 5 Mg/Ml Pour-On Solution 57
Outcome Breakdown
Outcome Unknown
1,295 (37.8%)
Died
1,101 (32.1%)
Recovered/Normal
599 (17.5%)
Ongoing
194 (5.7%)
Euthanized
140 (4.1%)
Recovered with Sequela
96 (2.8%)
Gender Distribution
Female 2,411 (77.6%)
Male 445 (14.3%)
Unknown 148 (4.8%)
Mixed 102 (3.3%)
Reports by Year
| Year | Reports | Trend |
|---|---|---|
| 2010 | 169 | |
| 2011 | 197 | |
| 2012 | 334 | |
| 2013 | 310 | |
| 2014 | 311 | |
| 2015 | 318 | |
| 2016 | 275 | |
| 2017 | 295 | |
| 2018 | 210 | |
| 2019 | 129 | |
| 2020 | 152 | |
| 2021 | 116 | |
| 2022 | 82 | |
| 2023 | 75 | |
| 2024 | 81 | |
| 2025 | 52 | |
Source: FDA Center for Veterinary Medicine — Adverse Event Reports. Rank #58 by report volume. Data reflects voluntary submissions and may not represent actual incidence rates.