Reaction profile

The FDA adverse-event record for administration error nos

1,414 FDA reports name administration error nos, a high-volume reaction in the CVM extract (VeDDRA 3035). Plate stamps and neighbourhood peers follow.

#298 of 2,481
by report volume (all reactions)
1,414
reports citing this reaction
3.7%
death-coded share
Dog
most-affected species

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. Administration error NOS has 1,414 reports now versus 1,277 in that prior snapshot: 137 more (10.7%).

Report change
+137
Death-coded reports
+4
Death-coded share
−0.1 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 Administration error NOS changes

FDA AER · VeDDRA plate

Code 3035 VOL-MID

VOL-MID · DEATH-LOW · UPPER-Q · PHOTO-FINISH · SPECIES-DOG · DRUG-LEAD · DESK-WIDE · BOOK-FULL

  • VOL-MID 1,414 reports
  • DEATH-LOW 3.7%
  • UPPER-Q #298/2481
  • PHOTO-FINISH Hypercalcaemia
  • SPECIES-DOG Dog · 1,011
  • DRUG-LEAD Fluralaner 13.64%… · 577
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Hypercalcaemia (±1 reports)

Upper-third report volume drives the scale stamps on this plate; death-coded share and co-report peers follow. Not a clinical diagnosis.

High-volume neighbourhood around Administration error NOS

Upper-third volume poles plus nearest peers, not a full reaction corpus board reprint.

Vomiting · highest174348Excessive licking and… · near1417Hypercalcaemia · near1415Administration error… · this…1414Shivering · near1413Staggering · near1413Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Administration error NOS

Administration error NOS: low death-coded share in the FDA AER plate

Signature read: 1,414 reports place Administration error NOS in the upper third of FDA AER volume (#298 of 2,481). Report volume is upper-third scale: 1,414 named reports in the openFDA extract. Death-coded share is lower-third: 53 of 1,414 reports (3.7% of named reports). Nearest volume peer: Hypercalcaemia (±1 reports). Lead species Dog (1,011). Lead co-reported drug Fluralaner 13.64% 12-Week Chew (577).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Fluralaner 13.64% 12-Week Chew appears in filings alongside this reaction; that is association, not causation. Browse the full reactions index or the about page for how PlainBreed frames FDA CVM extracts.

Species Most Affected

Dog 1,011
Cat 276
Human 71
Horse 18
Goat 7
Rabbit 6
Unknown 3
Cattle 2
Pig 2
Chicken 2

Breeds Most Affected

Domestic Shorthair 157
Crossbred Canine/dog 118
Unknown 82
Chihuahua 72
Dog (unknown) 66
Retriever - Labrador 60
Terrier - Yorkshire 48
Shih Tzu 48
Cat (unknown) 41
Retriever - Golden 35

Associated Drugs

Fluralaner 13.64% 12-Week Chew 577
Fluralaner Spot-On Solution 87
Nitenpyram 66
Fluralaner/Moxidectin Spot-On 41
Milbemycin/Lufenuron/Pzq Chew 32
Moxidectin 29
Fluralaner 5.46% 1-Month Chew 26
Afoxolaner 22
Isoflurane 21
Maropitant Citrate 20
Selamectin 20
Orbiflox/Momet/Posaco Eardrops 18
Pyrantel Pamoate;Sarolaner 17
Florfenicol + Mometasone Furoate + Terbinafine Hydrochloride 17
Gabapentin 17
Buprenorphine 16
Milbemycin/Lufenuron Tablets 16
Fenbendazole 15
Selamectin;Sarolaner 15
Fluoxetine 14

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Administration error NOS, both floored at ≥50 reports so the neighborhoods stay in the advertised mass (the volume chart above is the unfloored photo-finish strip).

Similar report volume

Nearest other reactions by FDA report count (1,414 here).

Similar death-coded share

Nearest other reactions by death-coded share (3.7% here), distinct from the volume row.

What to do with this reaction

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 Administration error NOS (#298 of 2,481 by report volume); death-coded 3.7%. PlainBreed reaction plate · report volume stamp 1,414 · 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 →