Estradiol + Trenbolone Acetate + Tylosin Tartrate
12 adverse event reports submitted to the FDA
Active Ingredients
Administration Routes
Species Affected
Most Affected Breeds
Most Reported Reactions
Outcome Breakdown
Data Summary
| Metric | Value |
|---|---|
| Total adverse event reports | 12 |
| Reports involving death | 10 |
| Case-fatality rate (reported events) | 8330.0% |
| Distinct species in reports | 2 |
| Distinct breeds in reports | 4 |
| Distinct reactions reported | 16 |
| Active ingredients on file | 3 |
Source: FDA Center for Veterinary Medicine — Adverse Event Reporting (CVM AER). Counts reflect voluntary reports only.
Estradiol + Trenbolone Acetate + Tylosin Tartrate Adverse Event Insights
The FDA Center for Veterinary Medicine database currently holds 12 adverse event reports referencing Estradiol + Trenbolone Acetate + Tylosin Tartrate, including 10 reports in which the animal died — a 8330.0% case-fatality figure among reported events only, not a population-level mortality rate. Active ingredients on file: Estradiol, Trenbolone Acetate, Tylosin Tartrate. Reported administration routes include Other, Unknown. These numbers reflect voluntary submissions from pet owners, veterinarians, and manufacturers and therefore under-represent mild events and over-represent severe ones — a pattern the FDA has documented repeatedly for pharmacovigilance datasets.
The species most frequently named in Estradiol + Trenbolone Acetate + Tylosin Tartrate reports are Cattle (11 reports), Unknown (1 reports), with Cattle accounting for the largest share. Within those species, Cattle (unknown) (8), Crossbred Bovine/Cattle (2), Charolais (1) appear most often — though breed popularity and ownership density shape these counts as much as any drug-specific sensitivity. This distribution matters because the same active ingredient can behave very differently across body sizes, ages, and species physiology.
The most commonly reported clinical signs associated with Estradiol + Trenbolone Acetate + Tylosin Tartrate are Death (10), Pneumonia (8), Unclassifiable adverse event (7), Lameness (5). Of the 20 reports with a coded outcome, Outcome Unknown is the leading category at 50.0%. Because FDA adverse event data describes correlation rather than causation, these figures are best used to frame informed questions with a veterinarian and to compare reporting patterns across related products — not as a standalone safety verdict on Estradiol + Trenbolone Acetate + Tylosin Tartrate.
Source: FDA Center for Veterinary Medicine — Adverse Event Reports FDA Center for Veterinary Medicine — Adverse Event Reports Data reflects voluntary submissions and may not represent actual incidence rates
Read our methodology — how this data is sourced, computed, and verified.