Drug profile

The FDA adverse-event record for Implant

14 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Implant. See the species affected, top reactions, and outcomes below.

14
adverse-event reports
92.9%
death-coded share
Cattle
most-reported species
12
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.
14
Total Reports
13
Deaths Reported
92.9%
Death Rate

Active Ingredients

Implant

Administration Routes

UnknownSubcutaneousIntramuscular

Species Affected

Cattle 14

Most Affected Breeds

Cattle (other) 7
Aberdeen Angus 3
Cattle (unknown) 2
Charolais 1
Cattle (unspecified) 1

Most Reported Reactions

Death 12
Lack of efficacy - NOS 6
Lack of efficacy (bacteria) - NOS 4
Necropsy performed 3
Lack of efficacy (virus) - NOS 2
DEATH-TREATMENT FAILURE 1
CULTURE/TITER DATA ABNORMAL 1
PR-LUNG(S), LESION(S) 1
Aggression 1
Abdominal cramp 1
Bloody diarrhoea 1
Recumbency 1

Outcome Breakdown

Died
13 (48.1%)
Recovered/Normal
8 (29.6%)
Outcome Unknown
4 (14.8%)
Ongoing
2 (7.4%)

Implant Adverse Event Insights

14 reports name Implant; 13 recorded a death outcome (92.9% of reported events, not a population-level mortality rate). Active ingredient: Implant. Administration routes: Unknown, Subcutaneous, Intramuscular.

By species: Cattle (14 reports). By breed: Cattle (other) (7), Aberdeen Angus (3), Cattle (unknown) (2).

Leading clinical signs: Death (12), Lack of efficacy - NOS (6), Lack of efficacy (bacteria) - NOS (4), Necropsy performed (3). Outcome, 27 coded reports: Died leads at 48.1%.

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.