Reaction profile

The FDA adverse-event record for lymphoma

935 FDA reports name lymphoma, a high-volume reaction in the CVM extract (VeDDRA 176). Plate stamps and neighbourhood peers follow.

#413 of 2,481
by report volume (all reactions)
935
reports citing this reaction
43.5%
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. Lymphoma has 935 reports now versus 919 in that prior snapshot: 16 more (1.7%).

Report change
+16
Death-coded reports
+6
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 Lymphoma changes

FDA AER · VeDDRA plate

Code 176 VOL-MID

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

  • VOL-MID 935 reports
  • DEATH-HOT 43.5%
  • UPPER-Q #413/2481
  • PHOTO-FINISH High pancreatic-speci…
  • SPECIES-DOG Dog · 806
  • DRUG-LEAD Oclacitinib Malea… · 285
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: High pancreatic-specific lipase (±1 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.

High-volume neighbourhood around Lymphoma

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

Vomiting · highest174348Grand mal seizure · near942Drug administration d… · near938Lymphoma · this reaction935High pancreatic-speci… · near934Lip licking · near928Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Lymphoma

Lymphoma: high death-coded share in the FDA AER plate

Signature read: 407 death-coded reports is a heavy tail count for Lymphoma in the CVM extract. Report volume is upper-third scale: 935 named reports in the openFDA extract. Death-coded share is upper-third: 407 of 935 reports (43.5% of named reports). Nearest volume peer: High pancreatic-specific lipase (±1 reports). Lead species Dog (806). Lead co-reported drug Oclacitinib Maleate (285).

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 806
Cat 121
Cattle 4
Horse 2
Ferret 1
Mouse 1

Breeds Most Affected

Retriever - Labrador 85
Dog (unknown) 77
Domestic Shorthair 73
Retriever - Golden 53
Boxer (German Boxer) 38
Crossbred Canine/dog 38
Terrier - Bull - American Pit 37
Shepherd Dog - German 32
Shih Tzu 21
Beagle 19

Associated Drugs

Oclacitinib Maleate 285
Milbemycin Oxime + Spinosad 74
Bedinvetmab 67
Prednisone 50
Fluralaner Chew Tablets 45
Carprofen 43
Cyclosporine A 41
Anti-Il31 Mab Mcs Lot #1283563 37
Cyclosporine 34
Gabapentin 32
Maropitant Citrate 32
Frunevetmab 26
Afoxolaner 25
Trilostane 24
Grapiprant 22
Fluralaner 13.64% 12-Week Chew 22
Cefovecin 21
Ketoconazole 20
Moxidectin 20
Spinosad 19

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Lymphoma, 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 (43.5% 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 Lymphoma (#413 of 2,481 by report volume); death-coded 43.5%. PlainBreed reaction plate · death-coded report count stamp 407 · 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 →