FDA 483 OBSERVATION · #243 OF 1,923 MOST-CITED

Drugs prohibited for extralabel use in food-producing animal(s)

FDA cited this observation 123 times across 119 firms in recent inspections. Below: how it breaks down by program area and fiscal year, and real examples of how FDA worded it on Form FDA 483.

What this grouping is not

An observation-type page groups FDA’s published citation records. The grouping, the compliance steps and the root causes are SPEQ synthesis, not an FDA classification of any citation, and a count measures what FDA published rather than risk.

BY PROGRAM AREA
Veterinary Medicine123
BY FISCAL YEAR
FY20268
FY202515
FY20242
FY20235
FY202212
FY20204
FY201915
FY201825
FY201724
FY201613

What this observation is associated with

Firms cited for this observation also appear in FDA compliance actions — warning letters, injunctions, or seizures — at 1.5× the rate of the average FDA-cited firm (11.8% vs 7.8%), across 119 FEI-matched firms.

This is an association, not causation, and reflects co-occurrence in FDA's records — not a claim that the observation caused or preceded the action.

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How FDA worded it — real examples

You administered a prohibited drug in an extralabel manner to food-producing animal(s).

Hundt Farms LLC · Bangor, Wisconsin · Veterinary Medicine · 2026-07-09

You administered a prohibited drug in an extralabel manner to food-producing animal(s).

De Jong Family Dairy, LLC · Dorchester, Wisconsin · Veterinary Medicine · 2026-04-08

You administered a prohibited drug in an extralabel manner to food-producing animal(s).

Karcz Nation LLC · Pulaski, Wisconsin · Veterinary Medicine · 2026-04-02

You administered a prohibited drug in an extralabel manner to a food-producing animal(s).

Wilson Livestock · Lafayette, Tennessee · Veterinary Medicine · 2026-03-11

You administered a prohibited in an extralabel manner to food-producing animal(s).

WAKKER DAIRY FARM LLC · Kewaunee, Wisconsin · Veterinary Medicine · 2026-01-29

You administered a prohibited drug in an extralabel manner to food-producing animal(s).

Tony L. Lopes Dairy L.P. · Gustine, California · Veterinary Medicine · 2025-12-02

Related SPEQ references

Where to read the requirements behind this observation area on SPEQ. These are SPEQ's topic and audience pages — not an FDA classification of the citation.

Veterinary industry →

Examples are a representative sample of FDA's published inspection observations. Open the 483 observation explorer →