Drug profile

The FDA adverse-event record for Mannitol

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

13
adverse-event reports
30.8%
death-coded share
Dog
most-reported species
4
Vocalisation - 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.
13
Total Reports
4
Deaths Reported
30.8%
Death Rate

Active Ingredients

Mannitol

Administration Routes

UnknownIntravenousOral

Species Affected

Dog 9
Cat 4

Most Affected Breeds

Domestic Shorthair 3
Maltese 2
Terrier - Bull - Staffordshire 2
Mixed (Dog) 1
Boxer (German Boxer) 1
Chihuahua 1
Retriever - Labrador 1
Maine Coon 1
Bulldog - American 1

Most Reported Reactions

Vocalisation 4
Ataxia 4
Other abnormal test result NOS 4
Anorexia 3
Lateral recumbency 3
Limb weakness 3
Decreased appetite 3
Lethargy (see also Central nervous system depression in Neurological) 3
Inappropriate defecation 2
Seizure NOS 2
Death by euthanasia 2
Muscle wasting 2

Outcome Breakdown

Outcome Unknown
4 (30.8%)
Ongoing
3 (23.1%)
Recovered/Normal
2 (15.4%)
Euthanized
2 (15.4%)
Died
2 (15.4%)

Mannitol Adverse Event Insights

13 reports name Mannitol; 4 recorded a death outcome (30.8% of reported events, not a population-level mortality rate). Active ingredient: Mannitol. Administration routes: Unknown, Intravenous, Oral.

By species: Dog (9 reports), Cat (4 reports). By breed: Domestic Shorthair (3), Maltese (2), Terrier - Bull - Staffordshire (2).

Leading clinical signs: Vocalisation (4), Ataxia (4), Other abnormal test result NOS (4), Anorexia (3). Outcome, 13 coded reports: Outcome Unknown leads at 30.8%.

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.