Drug profile

The FDA adverse-event record for Ivermectin + Pyrantel As Pamoate Salt

92,684 FDA reports name Ivermectin + Pyrantel As Pamoate Salt, a high-volume drug in the CVM extract. Species, reactions, and outcomes follow.

#2 of 2,679
by report volume (all drugs)
92,684
adverse-event reports
2.0%
death-coded share
Dog
most-reported species

Corpus placement

According to the FDA Center for Veterinary Medicine openFDA adverse-event extract, Ivermectin + Pyrantel As Pamoate Salt ranks #2 of 2679 by total reports (92,684) and #982 of 1130 by death-coded share (2.0%). National dual: Milbemycin Oxime + Spinosad is #1 of 2679 drugs by total adverse-event reports (149,624) at death-coded-share rank 965 of 1130 drugs with at least 50 reports (2.3%); separately, Atlantic Salmon Transgenic Whole (Opafp-Ghc2 Rdna Construct Inserted Into The A-Locus In The Eo-1A Lineage) is #1 highest death-coded share at 97.8% (report rank #821).

149,624
Milbemycin Oxime + Spinosad reports (#1)
97.8%
Atlantic Salmon Transgenic Whole (Opafp-Ghc2 Rdna Construct Inserted Into The A-Locus In The Eo-1A Lineage) death share (#1)
#2
This drug, reports of 2679
#982
This drug, death share of 1130

Report volume reflects how common a breed or drug is and how often owners and vets file — not actual risk. Death-coded share ranks are limited to entries with enough reports to be meaningful. The two maps do not agree at #1.

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. Ivermectin + Pyrantel As Pamoate Salt has 92,684 reports now versus 91,928 in that prior snapshot: 756 more (0.8%).

Report change
+756
Death-coded reports
+22
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 Ivermectin + Pyrantel As Pamoate Salt changes

Signature read: 92,684 reports place Ivermectin + Pyrantel As Pamoate Salt in the upper third of FDA AER volume (#2 of 2,679).

Important: Adverse event reports do not establish that a drug caused or contributed to the event. Consult your veterinarian before making treatment decisions.
92,684
Total Reports
1,896
Deaths Reported
2.0%
Death-coded share of reports

Active Ingredients

IvermectinPyrantel As Pamoate Salt

Administration Routes

OralUnknownOtherTopicalSubcutaneousTransplacentalParenteralIntramuscularPerineuralAuricular (Otic)

Species Affected

Dog 84,135
Unknown 8,501
Human 19
Cat 15
Other Canids 5
Macaw 4
Wolf 2
Fox 1
Goat 1
Other 1

Most Affected Breeds

Retriever - Labrador 14,916
Unknown 8,574
Crossbred Canine/dog 6,018
Shepherd Dog - German 5,017
Retriever - Golden 4,714
Dog (unknown) 3,575
Beagle 2,856
Pit Bull 2,766
Chihuahua 2,000
Boxer (German Boxer) 1,879

Most Reported Reactions

Lack of efficacy (endoparasite) - heartworm 18,937
Lack of efficacy (endoparasite) - hookworm 13,954
Digestive tract disorder NOS 13,029
INEFFECTIVE, HEARTWORM LARVAE 11,968
Vomiting 9,884
Cardiac disorder NOS 6,766
INEFFECTIVE, HOOKS 6,534
Lack of efficacy - NOS 5,441
Lack of efficacy (endoparasite) - roundworm NOS 4,792
Tablets, Abnormal 4,722
Diarrhoea 4,404
INEFFECTIVE, ASCARIDS NOS 4,258

Outcome Breakdown

Outcome Unknown
47,443 (56.3%)
Recovered with Sequela
14,093 (16.7%)
Recovered/Normal
12,401 (14.7%)
Ongoing
8,374 (9.9%)
Died
1,206 (1.4%)
Euthanized
692 (0.8%)

Ivermectin + Pyrantel As Pamoate Salt: low death-coded share in the FDA AER row

Read these counts as reporting volume, not risk: per our methodology, a widely-prescribed drug will rack up more raw FDA reports in a given year than a rarely-used one at an identical true rate, so we recommend comparing within similar-exposure products rather than across the full 2025 catalog.

High-volume nationwide drug peers

Two openFDA-derived peer sets for Ivermectin + Pyrantel As Pamoate Salt, both floored at ≥50 reports so the neighborhoods stay in the advertised mass.

Similar report volume

Nearest other drugs by FDA report count (92,684 here).

What to do with this drug

  • Compare Ivermectin + Pyrantel As Pamoate Salt's report volume and death-coded share against similar drugs nationwide. See similar drugs
  • Read how death-coded share differs from a mortality rate before drawing conclusions. Understanding adverse events
  • Browse the full drug directory to compare report counts across products. All drugs

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 Ivermectin + Pyrantel As Pamoate Salt (#2 of 2,679 by report volume); death-coded 2.0%. PlainBreed drug row · report volume stamp 92,684 · 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 →