Drug profile

The FDA adverse-event record for Afoxolaner 75Mg / Moxidectin 360Mcg / Pyrantel 150Mg Chewable Tablet

2,935 FDA reports name Afoxolaner 75Mg / Moxidectin 360Mcg / Pyrantel 150Mg Chewable Tablet, a high-volume drug in the CVM extract. Species, reactions, and outcomes follow.

#75 of 2,679
by report volume (all drugs)
2,935
adverse-event reports
1.5%
death-coded share
Dog
most-reported species

Corpus placement

According to the FDA Center for Veterinary Medicine openFDA adverse-event extract, Afoxolaner 75Mg / Moxidectin 360Mcg / Pyrantel 150Mg Chewable Tablet ranks #75 of 2679 by total reports (2,935) and #1033 of 1130 by death-coded share (1.5%). 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)
#75
This drug, reports of 2679
#1033
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. Afoxolaner 75Mg / Moxidectin 360Mcg / Pyrantel 150Mg Chewable Tablet has 2,935 reports now versus 2,618 in that prior snapshot: 317 more (12.1%).

Report change
+317
Death-coded reports
+4
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 Afoxolaner 75Mg / Moxidectin 360Mcg / Pyrantel 150Mg Chewable Tablet changes

Signature read: 2,935 reports place Afoxolaner 75Mg / Moxidectin 360Mcg / Pyrantel 150Mg Chewable Tablet in the upper third of FDA AER volume (#75 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.
2,935
Total Reports
43
Deaths Reported
1.5%
Death-coded share of reports

Active Ingredients

Afoxolaner 75Mg / Moxidectin 360Mcg / Pyrantel 150Mg Chewable Tablet

Administration Routes

OralUnknownTopicalSubcutaneousParenteral

Species Affected

Dog 2,693
Unknown 241
Human 1

Most Affected Breeds

Retriever - Labrador 439
Retriever - Golden 250
Unknown 242
Crossbred Canine/dog 212
Pit Bull 178
Shepherd Dog - Australian 158
Shepherd Dog - German 125
Dog (unknown) 95
Cattle Dog - Australian (blue heeler, red heeler, Queensland cattledog) 95
Collie - Border 73

Most Reported Reactions

Lack of efficacy (endoparasite) - heartworm 482
Vomiting 381
Lack of efficacy (endoparasite) - hookworm 358
Lack of efficacy (bacteria) - Borrelia 282
Tablets, Abnormal 229
Lack of efficacy (endoparasite) - roundworm NOS 223
Diarrhoea 202
Lethargy (see also Central nervous system depression in Neurological) 156
Lack of efficacy (endoparasite) - tapeworm 139
Seizure NOS 113
Lack of efficacy (bacteria) - Anaplasma 110
Lack of efficacy (ectoparasite) - flea 95

Outcome Breakdown

Outcome Unknown
1,477 (54.8%)
Recovered/Normal
608 (22.6%)
Ongoing
566 (21.0%)
Died
24 (0.9%)
Euthanized
19 (0.7%)

Afoxolaner 75Mg / Moxidectin 360Mcg / Pyrantel 150Mg Chewable Tablet: 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 Afoxolaner 75Mg / Moxidectin 360Mcg / Pyrantel 150Mg Chewable Tablet, both floored at ≥50 reports so the neighborhoods stay in the advertised mass.

What to do with this drug

  • Compare Afoxolaner 75Mg / Moxidectin 360Mcg / Pyrantel 150Mg Chewable Tablet'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 Afoxolaner 75Mg / Moxidectin 360Mcg / Pyrantel 150Mg Chewable Tablet (#75 of 2,679 by report volume); death-coded 1.5%. PlainBreed drug row · report volume stamp 2,935 · 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 →