Reaction profile

The FDA adverse-event record for ascites

851 FDA reports name ascites, a high-volume reaction in the CVM extract (VeDDRA 1030). Plate stamps and neighbourhood peers follow.

#443 of 2,481
by report volume (all reactions)
851
reports citing this reaction
51.2%
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. Ascites has 851 reports now versus 843 in that prior snapshot: 8 more (0.9%).

Report change
+8
Death-coded reports
+1
Death-coded share
−0.4 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 Ascites changes

FDA AER · VeDDRA plate

Code 1030 VOL-MID

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

  • VOL-MID 851 reports
  • DEATH-HOT 51.2%
  • UPPER-Q #443/2481
  • PHOTO-FINISH Hypernatremia
  • SPECIES-DOG Dog · 740
  • DRUG-LEAD Carprofen · 127
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Hypernatremia (±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.

High-volume neighbourhood around Ascites

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

Vomiting · highest174348Muscle wasting · near853Ascites · this reaction851Hypernatremia · near851Lack of efficacy (ect… · near848Injection site inflam… · near847Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Ascites

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

Signature read: 436 death-coded reports is a heavy tail count for Ascites in the CVM extract. Report volume is upper-third scale: 851 named reports in the openFDA extract. Death-coded share is upper-third: 436 of 851 reports (51.2% of named reports). Nearest volume peer: Hypernatremia (±0 reports). Lead species Dog (740). Lead co-reported drug Carprofen (127).

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 740
Cat 97
Cattle 8
Chicken 2
Turkey 1
Other Birds 1
Pig 1
Goat 1

Breeds Most Affected

Retriever - Labrador 142
Crossbred Canine/dog 74
Domestic Shorthair 46
Retriever - Golden 35
Rottweiler 32
Shepherd Dog - German 22
Dog (unknown) 20
Spaniel - Cocker American 17
Domestic (unspecified) 17
Shepherd Dog - Australian 16

Associated Drugs

Carprofen 127
Deracoxib 94
Maropitant Citrate 68
Oclacitinib Maleate 52
Meloxicam 44
Milbemycin Oxime + Spinosad 43
Firocoxib 37
Fluralaner Chew Tablets 31
Spinosad 30
Moxidectin 30
Tramadol 29
Prednisone 29
Bedinvetmab 29
Maropitant 26
Cefovecin 25
Firocoxib 227 Mg Chewable 23
Ivermectin + Pyrantel As Pamoate Salt 23
Famotidine 22
Pimobendan 21
Doxycycline 21

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Ascites, 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 (51.2% 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 Ascites (#443 of 2,481 by report volume); death-coded 51.2%. PlainBreed reaction plate · death-coded report count stamp 436 · 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 →