Drug profile

The FDA adverse-event record for Device - Applicator Gun

35 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Device - Applicator Gun. See the species affected, top reactions, and outcomes below.

35
adverse-event reports
2.9%
death-coded share
Cattle
most-reported species
18
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.
35
Total Reports
1
Deaths Reported
2.9%
Death Rate

Active Ingredients

Device - Applicator Gun

Administration Routes

UnknownTopicalOral

Species Affected

Cattle 28
Unknown 7

Most Affected Breeds

Cattle (other) 10
Cattle (unknown) 8
Unknown 7
Aberdeen Angus 3
Crossbred Bovine/Cattle 3
Hereford cattle 2
Charolais 1
Shorthorn (unspecified) 1

Most Reported Reactions

Lack of efficacy (ectoparasite) - lice 18
Scratching 7
Uncoded sign 7
INEFFECTIVE, LICE BITING 5
Hair loss NOS 4
Lack of efficacy - NOS 4
Caps, Abnormal 3
Digestive tract disorder NOS 3
Partial lack of efficacy 2
INEFFECTIVE, LICE SUCKING 2
Vials, Leaking 2
General hair loss 2

Outcome Breakdown

Outcome Unknown
27 (96.4%)
Died
1 (3.6%)

Device - Applicator Gun Adverse Event Insights

35 reports name Device - Applicator Gun; 1 recorded a death outcome (2.9% of reported events, not a population-level mortality rate). Active ingredient: Device - Applicator Gun. Administration routes: Unknown, Topical, Oral.

By species: Cattle (28 reports), Unknown (7 reports). By breed: Cattle (other) (10), Cattle (unknown) (8), Unknown (7).

Leading clinical signs: Lack of efficacy (ectoparasite) - lice (18), Scratching (7), Uncoded sign (7), INEFFECTIVE, LICE BITING (5). Outcome, 28 coded reports: Outcome Unknown leads at 96.4%.

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.