Drug profile

The FDA adverse-event record for Maropitant Citrate Injection

10 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Maropitant Citrate Injection. See the species affected, top reactions, and outcomes below.

10
adverse-event reports
10.0%
death-coded share
Dog
most-reported species
4
Head tilt - ear disorder - 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.
10
Total Reports
1
Deaths Reported
10.0%
Death Rate

Active Ingredients

Maropitant Citrate Injection

Administration Routes

UnknownSubcutaneousTopical

Species Affected

Dog 6
Cat 4

Most Affected Breeds

Domestic Shorthair 3
Pinscher - Miniature 1
Shih Tzu 1
Domestic Mediumhair 1
Dog (unknown) 1
Doberman Pinscher 1
Shepherd Dog - German 1
Poodle (unspecified) 1

Most Reported Reactions

Head tilt - ear disorder 4
Lethargy (see also Central nervous system depression in 'Neurological') 4
Anorexia 4
Vomiting 3
Tympanic rupture 3
Ataxia 3
Diarrhoea 2
Limb weakness 2
Balance problem 2
Falling 2
Not eating 2
Weight loss 2

Outcome Breakdown

Outcome Unknown
6 (60.0%)
Recovered/Normal
3 (30.0%)
Died
1 (10.0%)

Maropitant Citrate Injection Adverse Event Insights

10 reports name Maropitant Citrate Injection; 1 recorded a death outcome (10.0% of reported events, not a population-level mortality rate). Active ingredient: Maropitant Citrate Injection. Administration routes: Unknown, Subcutaneous, Topical.

By species: Dog (6 reports), Cat (4 reports). By breed: Domestic Shorthair (3), Pinscher - Miniature (1), Shih Tzu (1).

Leading clinical signs: Head tilt - ear disorder (4), Lethargy (see also Central nervous system depression in 'Neurological') (4), Anorexia (4), Vomiting (3). Outcome, 10 coded reports: Outcome Unknown leads at 60.0%.

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.