Drug profile

The FDA adverse-event record for Aluminum Hydroxide

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

81
adverse-event reports
28.4%
death-coded share
Dog
most-reported species
14
Death by euthanasia - 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.
81
Total Reports
23
Deaths Reported
28.4%
Death Rate

Active Ingredients

Aluminum Hydroxide

Administration Routes

OralUnknown

Species Affected

Dog 58
Cat 22
Human 1

Most Affected Breeds

Domestic Shorthair 11
Terrier - Yorkshire 7
Shih Tzu 6
Maltese 5
Beagle 4
Domestic Mediumhair 4
Dachshund (unspecified) 3
Bulldog 2
Terrier - Jack Russell 2
Siamese 2

Most Reported Reactions

Death by euthanasia 14
Other abnormal test result NOS 12
Lack of efficacy - NOS 11
Ataxia 11
Lethargy (see also Central nervous system depression in 'Neurological') 11
Diarrhoea 10
Anorexia 10
Hyperphosphataemia 8
Elevated creatinine 8
Death 8
Vomiting 8
Anaemia NOS 7

Outcome Breakdown

Ongoing
23 (28.4%)
Outcome Unknown
21 (25.9%)
Recovered/Normal
14 (17.3%)
Euthanized
14 (17.3%)
Died
9 (11.1%)

Aluminum Hydroxide Adverse Event Insights

81 reports name Aluminum Hydroxide; 23 recorded a death outcome (28.4% of reported events, not a population-level mortality rate). Active ingredient: Aluminum Hydroxide. Administration routes: Oral, Unknown.

By species: Dog (58 reports), Cat (22 reports), Human (1 reports). By breed: Domestic Shorthair (11), Terrier - Yorkshire (7), Shih Tzu (6).

Leading clinical signs: Death by euthanasia (14), Other abnormal test result NOS (12), Lack of efficacy - NOS (11), Ataxia (11). Outcome, 81 coded reports: Ongoing leads at 28.4%.

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.