Drug profile

The FDA adverse-event record for Estradiol + Trenbolone Acetate + Tylosin Tartrate

12 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Estradiol + Trenbolone Acetate + Tylosin Tartrate. See the species affected, top reactions, and outcomes below.

12
adverse-event reports
83.3%
death-coded share
Cattle
most-reported species
10
Death - top reaction
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Important: Adverse event reports do not establish that a drug caused or contributed to the event. Consult your veterinarian before making treatment decisions.
12
Total Reports
10
Deaths Reported
83.3%
Death Rate

Active Ingredients

EstradiolTrenbolone AcetateTylosin Tartrate

Administration Routes

OtherUnknown

Species Affected

Cattle 11
Unknown 1

Most Affected Breeds

Cattle (unknown) 8
Crossbred Bovine/Cattle 2
Charolais 1
Unknown 1

Most Reported Reactions

Death 10
Pneumonia 8
Unclassifiable adverse event 7
Lameness 5
Flatulence, bloating and distension 4
Peritonitis 3
Bloated 3
Abscess NOS 2
Reticulitis 2
Reduced growth rate 2
Liver failure 2
Loss of condition 1

Outcome Breakdown

Outcome Unknown
10 (50.0%)
Died
10 (50.0%)

Estradiol + Trenbolone Acetate + Tylosin Tartrate Adverse Event Insights

12 reports name Estradiol + Trenbolone Acetate + Tylosin Tartrate; 10 recorded a death outcome (83.3% of reported events, not a population-level mortality rate). Active ingredients: Estradiol, Trenbolone Acetate, Tylosin Tartrate. Administration routes: Other, Unknown.

By species: Cattle (11 reports), Unknown (1 reports). By breed: Cattle (unknown) (8), Crossbred Bovine/Cattle (2), Charolais (1).

Leading clinical signs: Death (10), Pneumonia (8), Unclassifiable adverse event (7), Lameness (5). Outcome, 20 coded reports: Outcome Unknown leads at 50.0%.

Read these counts as reporting volume, not risk: per our methodology, a widely-prescribed drug will rack up more raw FDA reports in a given year than a rarely-used one at an identical true rate, so we recommend comparing within similar-exposure products rather than across the full 2025 catalog.

Source: FDA Center for Veterinary Medicine openFDA Animal & Veterinary Adverse Events (CVM AER) · 2025

Every figure on PlainBreed is rendered directly from FDA openFDA adverse event data, no number is typed in by an editor. This page draws directly on FDA openFDA data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.