Reaction profile

The FDA adverse-event record for cardiac disorder nos

11,478 FDA adverse-event reports reference cardiac disorder nos (VeDDRA 202). See the species, breeds, and drugs most associated with it below.

11,478
reports citing this reaction
6.1%
death-coded share
Dog
most-affected species
Ivermectin + Pyrantel As Pamoate Salt
most-associated drug
Verify with FDA CVM →
11,478
Total Reports
701
Deaths
6.1%
Death Rate

Species Most Affected

Dog 11,103
Cat 224
Cattle 101
Horse 9
Pig 9
Human 6
Sheep 5
Goat 3
Turkey 2
Lion 2

Breeds Most Affected

Retriever - Labrador 2,755
Crossbred Canine/dog 1,388
Shepherd Dog - German 825
Beagle 409
Retriever - Golden 391
Boxer (German Boxer) 349
Pit Bull 329
Dog (unknown) 218
Collie - Border 209
Chihuahua 195

Associated Drugs

Ivermectin + Pyrantel As Pamoate Salt 6,766
Ivermectin/Pyrantel Pamoate Chewable 272Mcg/652Mg 1,897
Ivermectin/Pyrantel Pamoate Chewable 136Mcg/326Mg 619
Ivermectin/Pyrantel Pamoate Chewable 68Mcg/163Mg 528
Melarsomine Dihydrochloride Injection 458
Ivermectin/Pyrantel Chew. Dog 272Mcg/227Mg 441
Milbemycin Oxime + Spinosad 161
Ivermectin/Pyrantel Chew. Dog 136Mcg/114Mg 133
Ivermectin/Pyrantel Chew. Dog 68Mcg/57Mg 117
Melarsomine 99
Monensin Sodium 99
Spinosad 86
Carprofen 65
Maropitant Citrate 60
Ivermectin + Pyrantel 55
Afoxolaner 47
Buprenorphine 44
Moxidectin 42
Oclacitinib Maleate 39
Isoflurane 38

Cardiac disorder NOS Reaction Insights

11,478 reports name Cardiac disorder NOS; 701 recorded a death outcome (6.1% of reported events, not a population-level mortality rate). VeDDRA code: 202.

By species: Dog (11,103 reports), Cat (224 reports), Cattle (101 reports). By breed: Retriever - Labrador (2,755), Crossbred Canine/dog (1,388), Shepherd Dog - German (825).

Most co-reported drugs: Ivermectin + Pyrantel As Pamoate Salt (6,766 reports), Ivermectin/Pyrantel Pamoate Chewable 272Mcg/652Mg (1,897 reports), Ivermectin/Pyrantel Pamoate Chewable 136Mcg/326Mg (619 reports), Ivermectin/Pyrantel Pamoate Chewable 68Mcg/163Mg (528 reports).

Read these counts as reporting volume, not risk: per our methodology, co-reporting reflects temporal association captured in voluntary submissions, not proof that a drug caused this reaction. A widely-prescribed drug will rack up more raw co-reports at an identical true rate than a rarely-used one, so compare within similar-exposure products.

Source: FDA Center for Veterinary Medicine openFDA Animal & Veterinary Adverse Events (CVM AER) · 2025

Every figure on PlainBreed is rendered directly from FDA openFDA adverse event data, no number is typed in by an editor. This page draws directly on FDA openFDA data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.