Reaction profile

The FDA adverse-event record for underfilling, package

6,969 FDA reports name underfilling, package, a high-volume reaction in the CVM extract (VeDDRA 99030). Plate stamps and neighbourhood peers follow.

#72 of 2,481
by report volume (all reactions)
6,969
reports citing this reaction
0.0%
death-coded share
Unknown
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. Underfilling, Package has 6,969 reports now versus 6,921 in that prior snapshot: 48 more (0.7%).

Report change
+48
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 Underfilling, Package changes

FDA AER · VeDDRA plate

Code 99030 VOL-HIGH

VOL-HIGH · DEATH-RARE · TOP-DECILE · PHOTO-FINISH · SPECIES-UNKNOWN · DRUG-LEAD · DESK-WIDE · BOOK-FULL

  • VOL-HIGH 6,969 reports
  • DEATH-RARE 0.0%
  • TOP-DECILE #72/2481
  • PHOTO-FINISH Application site alop…
  • SPECIES-UNKNOWN Unknown · 6,936
  • DRUG-LEAD Afoxolaner · 539
  • DESK-WIDE 18 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Application site alopecia (±37 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 Underfilling, Package

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

Vomiting · highest174348Lack of efficacy (end… · near7126Underfilling, Package · this…6969Application site alop… · near6932Weakness · near6854Cough · near6845Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Underfilling, Package

Underfilling, Package: low death-coded share in the FDA AER plate

Signature read: 6,969 reports place Underfilling, Package in the upper third of FDA AER volume (#72 of 2,481). Report volume is upper-third scale: 6,969 named reports in the openFDA extract. Death-coded share is lower-third: 0 of 6,969 reports (0.0% of named reports). Nearest volume peer: Application site alopecia (±37 reports). Lead species Unknown (6,936). Lead co-reported drug Afoxolaner (539).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Afoxolaner 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

Unknown 6,936
Dog 26
Cat 5
Horse 1
Human 1

Breeds Most Affected

Unknown 6,938
Dog (unknown) 4
Spitz - German Pomeranian 4
Crossbred Canine/dog 3
Sheepdog - Shetland 2
Cat (unknown) 2
Domestic Shorthair 2
Shepherd Dog - Australian 2
Pit Bull 2
Pekingese 2

Associated Drugs

Afoxolaner 539
Ivermectin + Pyrantel As Pamoate Salt 509
Nitenpyram 488
Fluralaner Chew Tablets 335
Meloxicam 287
Fluralaner 13.64% 12-Week Chew 273
Selamectin 226
Florfenicol + Mometasone Furoate + Terbinafine Hydrochloride 209
Milbemycin Oxime + Spinosad 177
Milbemycin 176
Ivermectin, Pyrantel 173
Fluralaner Spot-On Solution 157
Milbemycin Oxime + Praziquantel 145
Pyrantel Pamoate;Sarolaner 110
Robenacoxib 103
Lotilaner 100
Lufenuron + Milbemycin Oxime 97
Milbemycin Oxime 96
Cyclosporine 88
Trilostane 80

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Underfilling, Package, 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 (6,969 here).

Similar death-coded share

Nearest other reactions by death-coded share (0.0% 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 Underfilling, Package (#72 of 2,481 by report volume); death-coded 0.0%. PlainBreed reaction plate · report volume stamp 6,969 · 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 →