Reaction profile

The FDA adverse-event record for application site mass nos

13 FDA reports name application site mass nos, a lower-volume reaction in the CVM extract (VeDDRA 2832). Plate stamps and neighbourhood peers follow.

#2344 of 2,481
by report volume (all reactions)
13
reports citing this reaction
15.4%
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. Application site mass NOS has 13 reports now versus 13 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 Application site mass NOS changes

FDA AER · VeDDRA plate

Code 2832 VOL-TRACE

VOL-TRACE · DEATH-ELEV · BOTTOM-DECILE · PHOTO-FINISH · SPECIES-DOG · DRUG-LEAD · DESK-MID · BOOK-FULL

  • VOL-TRACE 13 reports
  • DEATH-ELEV 15.4%
  • BOTTOM-DECILE #2344/2481
  • PHOTO-FINISH Abnormal digital pulse
  • SPECIES-DOG Dog · 8
  • DRUG-LEAD Fluralaner Spot-O… · 4
  • DESK-MID 7 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Abnormal digital pulse (±0 reports)

Instrument codes from this reaction’s FDA CVM adverse-event extract: volume band, death-coded share, corpus rank, photo-finish peer, lead species, lead drug, breed desk, and book completeness. Not a clinical diagnosis.

Lower-volume neighbourhood around Application site mass NOS

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

Vomiting · highest174348Abnormal digital pulse · near13Acute haemorrhagic pa… · near13Acute jaundice · near13Application site mass… · thi…13Application site rubra · near13Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Application site mass NOS

What the FDA AER plate says about Application site mass NOS

Signature read: 13 reports place Application site mass NOS in the lower third of FDA AER volume (#2344 of 2,481). Report volume is lower-third scale: 13 named reports in the openFDA extract. 2 of 13 reports were death-coded (15.4% of named reports, not a population mortality rate). Nearest volume peer: Abnormal digital pulse (±0 reports). Lead species Dog (8). Lead co-reported drug Fluralaner Spot-On Solution (4).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Fluralaner Spot-On Solution 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 8
Cat 5

Breeds Most Affected

Domestic Shorthair 3
Dog (unknown) 3
Domestic Mediumhair 2
Crossbred Canine/dog 2
Retriever - Labrador 1
Pit Bull 1
Poodle - Toy 1

Associated Drugs

Fluralaner Spot-On Solution 4
Fluralaner 13.64% 12-Week Chew 3
Nitenpyram 2
Fluralaner 2
Grapiprant 1
Canine Distemper-Adenovirus Type 2-Parainfluenza-Parvovirus Vaccine, Mlv, Borrelia Burgdorferi Bacterin-Lepto Cani-Grippo-Ictero-Pomona Bacterial Extract 1
Borrelia Burgdorferi Bacterin-Leptospira Canicola-Grippotyphosa-Icterohaemorrhagiae-Pomona Bacterial Extract 1
Bordetella Bronchiseptica Vaccine, Avirulent Live Culture 1
Levothyroxine 1
Liver Supplement 1
Trilostane 1
Eprinomectin + Esafoxolaner + Praziquantel 1
Buprenorphine 1
Praziquantel/Emodepside 1
Emodepside + Praziquantel 1
Imidacloprid + Moxidectin 1
Sarolaner 1
Polyglactin 910 1
Device: Suture 1
Selamectin 1

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 Application site mass NOS (#2344 of 2,481 by report volume); death-coded 15.4%. PlainBreed reaction plate · report volume stamp 13 · 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 →