Reaction profile

The FDA adverse-event record for heart disorder aggravated

21 FDA reports name heart disorder aggravated, a lower-volume reaction in the CVM extract (VeDDRA 199). Plate stamps and neighbourhood peers follow.

#2141 of 2,481
by report volume (all reactions)
21
reports citing this reaction
38.1%
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. Heart disorder aggravated has 21 reports now versus 21 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 Heart disorder aggravated changes

FDA AER · VeDDRA plate

Code 199 VOL-TRACE

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

  • VOL-TRACE 21 reports
  • DEATH-HOT 38.1%
  • LOWER-Q #2141/2481
  • PHOTO-FINISH Chewing - pruritus
  • SPECIES-DOG Dog · 19
  • DRUG-LEAD Pimobendan · 5
  • DESK-WIDE 13 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Chewing - pruritus (±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.

Lower-volume neighbourhood around Heart disorder aggravated

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

Vomiting · highest174348Chewing - pruritus · near21Deterioration of musc… · near21External teat disorder · near21Heart disorder aggrav… · thi…21Hyperparathyroidism · near21Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Heart disorder aggravated

Heart disorder aggravated: high death-coded share in the FDA AER plate

Signature read: 21 reports place Heart disorder aggravated in the lower third of FDA AER volume (#2141 of 2,481). Report volume is lower-third scale: 21 named reports in the openFDA extract. Death-coded share is upper-third: 8 of 21 reports (38.1% of named reports). Nearest volume peer: Chewing - pruritus (±0 reports). Lead species Dog (19). Lead co-reported drug Pimobendan (5).

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 19
Cat 2

Breeds Most Affected

Retriever - Labrador 3
Domestic Shorthair 2
Shih Tzu 2
Chihuahua 2
Schnauzer - Miniature 2
Spaniel - King Charles Cavalier 2
Dog (unknown) 2
Crossbred Canine/dog 1
Poodle - Toy 1
Bichon Frise 1

Associated Drugs

Pimobendan 5
Furosemide 4
Moxidectin 3
Bedinvetmab 3
Trilostane 2
Vetmedin 2
Afoxolaner 136 Mg Chewable Tablets 2
Prednisone 2
Carprofen 2
Ursodial 2
Sindenafil 2
Denamarin 2
Gabapentin 2
Metronidazole 2
Melarsomine Dihydrocloride Injectable 25Mg/Ml 1
Milbemycin Oxime + Spinosad 1
Enalapril 1
Dexamethasone Sodium Phosphate 1
Epinephrine 1
Diphenhydramine Hcl 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 Heart disorder aggravated (#2141 of 2,481 by report volume); death-coded 38.1%. PlainBreed reaction plate · report volume stamp 21 · 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 →