Drug profile

The FDA adverse-event record for Febantel + Praziquantel + Pyrantel

625 FDA reports name Febantel + Praziquantel + Pyrantel, a high-volume drug in the CVM extract. Species, reactions, and outcomes follow.

#259 of 2,679
by report volume (all drugs)
625
adverse-event reports
4.3%
death-coded share
Dog
most-reported species

Corpus placement

According to the FDA Center for Veterinary Medicine openFDA adverse-event extract, Febantel + Praziquantel + Pyrantel ranks #258 of 2679 by total reports (625) and #827 of 1130 by death-coded share (4.3%). 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)
#258
This drug, reports of 2679
#827
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. Febantel + Praziquantel + Pyrantel has 625 reports now versus 625 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 Febantel + Praziquantel + Pyrantel changes

Signature read: 625 reports place Febantel + Praziquantel + Pyrantel in the upper third of FDA AER volume (#259 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.
625
Total Reports
27
Deaths Reported
4.3%
Death-coded share of reports

Active Ingredients

FebantelPraziquantelPyrantel

Administration Routes

OralUnknownTopicalParenteral

Species Affected

Dog 607
Unknown 9
Cat 7
Human 2

Most Affected Breeds

Dog (unknown) 131
Greyhound 76
Crossbred Canine/dog 45
Retriever - Labrador 36
Retriever - Golden 28
Shepherd Dog - German 20
Beagle 14
Chihuahua 13
Pit Bull 13
Unknown 12

Most Reported Reactions

Vomiting 152
Lack of efficacy (endoparasite) - tapeworm 82
Lack of efficacy (endoparasite) - hookworm 73
Diarrhoea 64
INEFFECTIVE, HOOKS 53
Emesis 46
Emesis (multiple) 42
Lack of efficacy (endoparasite) - NOS 32
Lack of efficacy (endoparasite) - roundworm NOS 29
Hyperactivity 28
Lethargy (see also Central nervous system depression in 'Neurological') 27
Other abnormal test result NOS 20

Outcome Breakdown

Outcome Unknown
312 (50.6%)
Recovered/Normal
246 (39.9%)
Ongoing
31 (5.0%)
Died
19 (3.1%)
Euthanized
8 (1.3%)

Febantel + Praziquantel + Pyrantel: 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 Febantel + Praziquantel + Pyrantel, both floored at ≥50 reports so the neighborhoods stay in the advertised mass.

What to do with this drug

  • Compare Febantel + Praziquantel + Pyrantel'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 Febantel + Praziquantel + Pyrantel (#259 of 2,679 by report volume); death-coded 4.3%. PlainBreed drug row · report volume stamp 625 · 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 →