Drug profile

The FDA adverse-event record for Eprinomectin Topical

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

19
adverse-event reports
0.0%
death-coded share
Cattle
most-reported species
10
Lack of efficacy (ectoparasite) - lice - 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.
19
Total Reports
0
Deaths Reported
0.0%
Death Rate

Active Ingredients

Eprinomectin Topical

Administration Routes

UnknownTopical

Species Affected

Cattle 19

Most Affected Breeds

Cattle (unknown) 10
Holstein-Friesian also known as Holstein 4
Aberdeen Angus 3
Charolais 1
Cattle (other) 1

Most Reported Reactions

Lack of efficacy (ectoparasite) - lice 10
Itching 3
Lack of efficacy (ectoparasite) - mite NOS 3
Digestive tract disorder NOS 2
INEFFECTIVE, LICE BITING 2
Localised hair loss 2
INEFFECTIVE, LICE SUCKING 2
Scratching 2
Lack of efficacy (protozoa) - Coccidia 1
Lack of efficacy (endoparasite) - roundworm NOS 1
INEFFECTIVE, STRONGYLES 1
Hair shedding 1

Outcome Breakdown

Outcome Unknown
19 (100.0%)

Eprinomectin Topical Adverse Event Insights

19 reports name Eprinomectin Topical; 0 recorded a death outcome (0.0% of reported events, not a population-level mortality rate). Active ingredient: Eprinomectin Topical. Administration routes: Unknown, Topical.

By species: Cattle (19 reports). By breed: Cattle (unknown) (10), Holstein-Friesian also known as Holstein (4), Aberdeen Angus (3).

Leading clinical signs: Lack of efficacy (ectoparasite) - lice (10), Itching (3), Lack of efficacy (ectoparasite) - mite NOS (3), Digestive tract disorder NOS (2). Outcome, 19 coded reports: Outcome Unknown leads at 100.0%.

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.