Drug profile

The FDA adverse-event record for Ivermectin 68Mcg, Pyrantel Pamoate 57Mg

135 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Ivermectin 68Mcg, Pyrantel Pamoate 57Mg. See the species affected, top reactions, and outcomes below.

135
adverse-event reports
1.5%
death-coded share
Dog
most-reported species
55
Vomiting - top reaction
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Important: Adverse event reports do not establish that a drug caused or contributed to the event. Consult your veterinarian before making treatment decisions.
135
Total Reports
2
Deaths Reported
1.5%
Death Rate

Active Ingredients

Ivermectin 68Mcg, Pyrantel Pamoate 57Mg

Administration Routes

OralUnknown

Species Affected

Dog 127
Unknown 6
Human 2

Most Affected Breeds

Terrier - Yorkshire 17
Chihuahua 12
Spitz - German Pomeranian 10
Dog (unknown) 9
Maltese 9
Unknown 8
Shih Tzu 7
Shepherd Dog - German 5
Retriever - Labrador 5
Pug 4

Most Reported Reactions

Vomiting 55
INEFFECTIVE, HEARTWORM LARVAE 37
Diarrhoea 16
Lethargy (see also Central nervous system depression in 'Neurological') 16
Lack of efficacy - NOS 12
Lack of efficacy (endoparasite) - hookworm 5
Seizure NOS 4
Panting 4
Inappetence 4
Ataxia 4
Drug dose omission 4
Abnormal radiograph finding 4

Outcome Breakdown

Recovered/Normal
62 (48.1%)
Outcome Unknown
61 (47.3%)
Ongoing
3 (2.3%)
Recovered with Sequela
1 (0.8%)
Euthanized
1 (0.8%)
Died
1 (0.8%)

Ivermectin 68Mcg, Pyrantel Pamoate 57Mg Adverse Event Insights

135 reports name Ivermectin 68Mcg, Pyrantel Pamoate 57Mg; 2 recorded a death outcome (1.5% of reported events, not a population-level mortality rate). Active ingredient: Ivermectin 68Mcg, Pyrantel Pamoate 57Mg. Administration routes: Oral, Unknown.

By species: Dog (127 reports), Unknown (6 reports), Human (2 reports). By breed: Terrier - Yorkshire (17), Chihuahua (12), Spitz - German Pomeranian (10).

Leading clinical signs: Vomiting (55), INEFFECTIVE, HEARTWORM LARVAE (37), Diarrhoea (16), Lethargy (see also Central nervous system depression in 'Neurological') (16). Outcome, 129 coded reports: Recovered/Normal leads at 48.1%.

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.

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.