Drug profile

The FDA adverse-event record for Immiticide

61 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Immiticide. See the species affected, top reactions, and outcomes below.

61
adverse-event reports
1.6%
death-coded share
Dog
most-reported species
48
Lack of efficacy (endoparasite) - heartworm - 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.
61
Total Reports
1
Deaths Reported
1.6%
Death Rate

Active Ingredients

Immiticide

Administration Routes

IntramuscularUnknownSubcutaneousOral

Species Affected

Dog 61

Most Affected Breeds

Retriever - Labrador 5
Shepherd Dog - German 5
Beagle 4
Terrier - Bull - American Pit 4
Dog (unknown) 4
Dachshund (unspecified) 3
Pointing Dog - German Short-haired 3
Crossbred Canine/dog 3
Hound (unspecified) 2
Boxer (German Boxer) 2

Most Reported Reactions

Lack of efficacy (endoparasite) - heartworm 48
Intentional misuse 7
Medication error NOS 5
Other abnormal test result NOS 2
Diarrhoea 2
Emesis 2
Seizure NOS 2
Abnormal cytology 2
INEFFECTIVE, HEARTWORM MICROFI 2
Pruritus 1
Skin lesion NOS 1
Heart murmur 1

Outcome Breakdown

Ongoing
47 (77.0%)
Outcome Unknown
10 (16.4%)
Recovered/Normal
3 (4.9%)
Euthanized
1 (1.6%)

Immiticide Adverse Event Insights

61 reports name Immiticide; 1 recorded a death outcome (1.6% of reported events, not a population-level mortality rate). Active ingredient: Immiticide. Administration routes: Intramuscular, Unknown, Subcutaneous, Oral.

By species: Dog (61 reports). By breed: Retriever - Labrador (5), Shepherd Dog - German (5), Beagle (4).

Leading clinical signs: Lack of efficacy (endoparasite) - heartworm (48), Intentional misuse (7), Medication error NOS (5), Other abnormal test result NOS (2). Outcome, 61 coded reports: Ongoing leads at 77.0%.

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.