Drug profile

The FDA adverse-event record for Dinotefuran, Permethrin, Pyriproxyfen

127 FDA reports name Dinotefuran, Permethrin, Pyriproxyfen, a high-volume drug in the CVM extract. Species, reactions, and outcomes follow.

#687 of 2,679
by report volume (all drugs)
127
adverse-event reports
7.9%
death-coded share
Dog
most-reported species

Corpus placement

According to the FDA Center for Veterinary Medicine openFDA adverse-event extract, Dinotefuran, Permethrin, Pyriproxyfen ranks #687 of 2679 by total reports (127) and #648 of 1130 by death-coded share (7.9%). National dual: Milbemycin Oxime + Spinosad is #1 of 2679 drugs by total adverse-event reports (149,624) at death-coded-share rank 965 of 1130 drugs with at least 50 reports (2.3%); separately, Atlantic Salmon Transgenic Whole (Opafp-Ghc2 Rdna Construct Inserted Into The A-Locus In The Eo-1A Lineage) is #1 highest death-coded share at 97.8% (report rank #821).

149,624
Milbemycin Oxime + Spinosad reports (#1)
97.8%
Atlantic Salmon Transgenic Whole (Opafp-Ghc2 Rdna Construct Inserted Into The A-Locus In The Eo-1A Lineage) death share (#1)
#687
This drug, reports of 2679
#648
This drug, death share of 1130

Report volume reflects how common a breed or drug is and how often owners and vets file — not actual risk. Death-coded share ranks are limited to entries with enough reports to be meaningful. The two maps do not agree at #1.

Release-over-release change

What changed in the latest FDA data snapshot

PlainBreed reconstructed the prior snapshot from dated openFDA partitions through 2025 Q4, then compared it with the 2026-07-27 openFDA export. Dinotefuran, Permethrin, Pyriproxyfen has 127 reports now versus 127 in that prior snapshot: 0 the same number of (0.0%).

Report change
+0
Death-coded reports
+0
Death-coded share
+0.0 pts

This compares reported-event counts in two source snapshots. It does not establish a change in real-world risk, product safety, or disease incidence.

Subscribe to Dinotefuran, Permethrin, Pyriproxyfen changes

Signature read: 127 reports place Dinotefuran, Permethrin, Pyriproxyfen in the upper third of FDA AER volume (#687 of 2,679).

Important: Adverse event reports do not establish that a drug caused or contributed to the event. Consult your veterinarian before making treatment decisions.
127
Total Reports
10
Deaths Reported
7.9%
Death-coded share of reports

Active Ingredients

Dinotefuran, Permethrin, Pyriproxyfen

Administration Routes

TopicalUnknownOral

Species Affected

Dog 116
Cat 11

Most Affected Breeds

Retriever - Labrador 17
Terrier - Bull - American Pit 8
Retriever - Golden 6
Domestic Shorthair 6
Shepherd Dog - German 6
Dachshund (unspecified) 5
Terrier - Yorkshire 4
Crossbred Canine/dog 4
Shih Tzu 4
Shepherd Dog - Australian 3

Most Reported Reactions

Lethargy (see also Central nervous system depression in 'Neurological') 27
Vomiting 24
Lack of efficacy - NOS 14
Other abnormal test result NOS 14
Diarrhoea 13
Anorexia 11
Elevated alanine aminotransferase (ALT) 11
Elevated serum alkaline phosphatase (SAP) 11
Behavioural disorder NOS 11
INEFFECTIVE, HEARTWORM LARVAE 9
Weight loss 9
Fever 9

Outcome Breakdown

Ongoing
77 (60.6%)
Recovered/Normal
25 (19.7%)
Outcome Unknown
15 (11.8%)
Euthanized
6 (4.7%)
Died
4 (3.1%)

Dinotefuran, Permethrin, Pyriproxyfen: high report volume in the FDA AER row

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.

High-volume nationwide drug peers

Two openFDA-derived peer sets for Dinotefuran, Permethrin, Pyriproxyfen, both floored at ≥50 reports so the neighborhoods stay in the advertised mass.

Similar death-coded share

Nearest other drugs by death-coded share (7.9% here), distinct from the volume row.

What to do with this drug

  • Compare Dinotefuran, Permethrin, Pyriproxyfen's report volume and death-coded share against similar drugs nationwide. See similar drugs
  • Read how death-coded share differs from a mortality rate before drawing conclusions. Understanding adverse events
  • Browse the full drug directory to compare report counts across products. All drugs

A report does not prove a drug caused the reaction; consult a veterinarian before acting on this data.

Source: FDA Center for Veterinary Medicine openFDA Animal & Veterinary Adverse Events (CVM AER) · 2025

openFDA Animal & Veterinary Adverse Events (FDA CVM) for Dinotefuran, Permethrin, Pyriproxyfen (#687 of 2,679 by report volume); death-coded 7.9%. PlainBreed drug row · report volume stamp 127 · vintage 2025.

Informational only. FDA adverse-event reports are voluntary and do not prove causation; consult a veterinarian before acting on them. Verify with FDA CVM →