Fenbendazol Powder Mix

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71 adverse event reports submitted to the FDA

Important: Adverse event reports do not establish that a drug caused or contributed to the event. Consult your veterinarian before making treatment decisions.
71
Total Reports
16
Deaths Reported
2250.0%
Death Rate

Active Ingredients

Fenbendazol Powder Mix

Administration Routes

OralUnknownTopical

Species Affected

Unknown 22
Cattle 17
Turkey 9
Pig 9
Other Deer 3
Goat 2
Sheep 2
Dog 2
Human 2
Other 1

Most Affected Breeds

Unknown 36
Cattle (other) 12
Pig (unknown) 6
Turkey (unknown) 3
Commercial hybrid 2
Sheep (unknown) 2
Holstein-Friesian also known as Holstein 2
Goat (unknown) 1
Shorthorn (unspecified) 1
Duroc 1

Most Reported Reactions

Death 13
Lack of efficacy (endoparasite) - NOS 7
Contamination, Insects 5
INEFFECTIVE, WORMS NOS 4
Product problem 4
UNPALATABLE 4
INEFFECTIVE, WORMS 4
Underfilling, Container 4
Contamination, Mold 3
Lack of efficacy - NOS 3
Lack of efficacy (endoparasite) - roundworm NOS 3
Abortion 2

Outcome Breakdown

Outcome Unknown
18 (35.3%)
Died
13 (25.5%)
Ongoing
11 (21.6%)
Recovered/Normal
6 (11.8%)
Euthanized
3 (5.9%)

Data Summary

Metric Value
Total adverse event reports 71
Reports involving death 16
Case-fatality rate (reported events) 2250.0%
Distinct species in reports 10
Distinct breeds in reports 15
Distinct reactions reported 20
Active ingredients on file 1

Source: FDA Center for Veterinary Medicine — Adverse Event Reporting (CVM AER). Counts reflect voluntary reports only.

Fenbendazol Powder Mix Adverse Event Insights

The FDA Center for Veterinary Medicine database currently holds 71 adverse event reports referencing Fenbendazol Powder Mix, including 16 reports in which the animal died — a 2250.0% case-fatality figure among reported events only, not a population-level mortality rate. Active ingredient on file: Fenbendazol Powder Mix. Reported administration routes include Oral, Unknown, Topical. These numbers reflect voluntary submissions from pet owners, veterinarians, and manufacturers and therefore under-represent mild events and over-represent severe ones — a pattern the FDA has documented repeatedly for pharmacovigilance datasets.

The species most frequently named in Fenbendazol Powder Mix reports are Unknown (22 reports), Cattle (17 reports), Turkey (9 reports), with Unknown accounting for the largest share. Within those species, Unknown (36), Cattle (other) (12), Pig (unknown) (6) appear most often — though breed popularity and ownership density shape these counts as much as any drug-specific sensitivity. This distribution matters because the same active ingredient can behave very differently across body sizes, ages, and species physiology.

The most commonly reported clinical signs associated with Fenbendazol Powder Mix are Death (13), Lack of efficacy (endoparasite) - NOS (7), Contamination, Insects (5), INEFFECTIVE, WORMS NOS (4). Of the 51 reports with a coded outcome, Outcome Unknown is the leading category at 35.3%. Because FDA adverse event data describes correlation rather than causation, these figures are best used to frame informed questions with a veterinarian and to compare reporting patterns across related products — not as a standalone safety verdict on Fenbendazol Powder Mix.

Source: FDA Center for Veterinary Medicine — Adverse Event Reports FDA Center for Veterinary Medicine — Adverse Event Reports Data reflects voluntary submissions and may not represent actual incidence rates

Related

Data sourced from official AKC, AVMA, ACVO, and breed-club veterinary references. See our methodology for details. Retrieved and formatted by PlainBreed Editorial