Reaction profile

The FDA adverse-event record for agglutination test, positive

102 FDA adverse-event reports reference agglutination test, positive (VeDDRA 2696). Plate codes and volume neighbourhood below; species, breeds, and drugs follow.

#1382 of 2,481
by report volume (all reactions)
102
reports citing this reaction
36.3%
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. Agglutination test, positive has 102 reports now versus 96 in that prior snapshot: 6 more (6.3%).

Report change
+6
Death-coded reports
+0
Death-coded share
−2.3 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 Agglutination test, positive changes

FDA AER · VeDDRA plate

Code 2696 VOL-LOW

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

  • VOL-LOW 102 reports
  • DEATH-HOT 36.3%
  • MID-PACK #1382/2481
  • PHOTO-FINISH Difficulty chewing
  • SPECIES-DOG Dog · 85
  • DRUG-LEAD Maropitant Citrate · 20
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Difficulty chewing (±0 reports)

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

Report-volume neighbourhood around Agglutination test, positive

Highest and lowest poles plus nearest volume peers, not a full 2,500-reaction corpus board reprint.

Vomiting · highest174348Agglutination test, p… · thi…102Difficulty chewing · near102Facial rash (For urti… · near102Injection site sarcoma · near102PR-BRAIN, LESION(S) · near102Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Agglutination test, positive

Agglutination test, positive: high death-coded share in the FDA AER plate

Signature read: Agglutination test, positive's 36.3% death-coded share is among the highest in the openFDA reaction corpus. Report volume sits in the middle third of the reaction corpus. Death-coded share is upper-third: 37 of 102 reports (36.3% of named reports). Nearest volume peer: Difficulty chewing (±0 reports). Lead species Dog (85). Lead co-reported drug Maropitant Citrate (20).

Read these counts as reporting volume, not risk: per our methodology, A high death-coded share in FDA filings does not prove causation; co-reporting is voluntary temporal association only. Browse the full reactions index or the about page for how PlainBreed frames FDA CVM extracts.

Species Most Affected

Dog 85
Cat 17

Breeds Most Affected

Retriever - Labrador 11
Shih Tzu 6
Domestic Shorthair 6
Schnauzer - Miniature 6
Crossbred Canine/dog 4
Domestic Longhair 4
Shepherd Dog - German 4
Cattle Dog - Australian (blue heeler, red heeler, Queensland cattledog) 3
Retriever - Golden 3
Dachshund (unspecified) 3

Associated Drugs

Maropitant Citrate 20
Moxidectin 19
Carprofen 12
Doxycycline 12
Cyclosporine 10
Gabapentin 10
Bedinvetmab 9
Oclacitinib Maleate 8
Prednisone 8
Pyrantel Pamoate;Sarolaner 8
Dexamethasone Sodium Phosphate 8
Anti-Il31 Mab Mcs Lot #1283563 7
Cefovecin 7
Clopidogrel 6
Feline Calicivirus, Strain F-9, Passage 7, Lot A;Feline Viral Rhinotracheitis, S 5
Polysulfated Glycosaminoglycan 5
Sucralfate 5
Ondansetron 5
Blood Transfusion 5
Pantoprazole 5

Nationwide reactions with similar profiles

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

Similar death-coded share

Nearest other reactions by death-coded share (36.3% 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 Agglutination test, positive (#1382 of 2,481 by report volume); death-coded 36.3%. PlainBreed reaction plate · death-coded share stamp 36.3% · 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 →