Drug profile

The FDA adverse-event record for Mycophenolic Acid

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

20
adverse-event reports
20.0%
death-coded share
Dog
most-reported species
6
Diarrhoea - 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.
20
Total Reports
4
Deaths Reported
20.0%
Death Rate

Active Ingredients

Mycophenolic Acid

Administration Routes

OralUnknownIntravenous

Species Affected

Dog 20

Most Affected Breeds

Retriever - Labrador 2
Bulldog 1
Spaniel - Springer (unspecified) 1
Maltese 1
Beagle 1
Shepherd Dog - Australian 1
Corgi (unspecified) 1
Terrier - West Highland White 1
Retriever - Golden 1
Barbet 1

Most Reported Reactions

Diarrhoea 6
Vomiting 5
Death by euthanasia 4
Lack of efficacy - NOS 3
Other abnormal test result NOS 3
Nausea 2
Elevated liver enzymes 2
Elevated serum alkaline phosphatase (SAP) 2
Elevated alanine aminotransferase (ALT) 2
Papilloma 2
Immune mediated haemolytic anaemia 2
Decreased packed cell volume (PCV) 2

Outcome Breakdown

Ongoing
7 (35.0%)
Outcome Unknown
6 (30.0%)
Euthanized
4 (20.0%)
Recovered/Normal
3 (15.0%)

Mycophenolic Acid Adverse Event Insights

20 reports name Mycophenolic Acid; 4 recorded a death outcome (20.0% of reported events, not a population-level mortality rate). Active ingredient: Mycophenolic Acid. Administration routes: Oral, Unknown, Intravenous.

By species: Dog (20 reports). By breed: Retriever - Labrador (2), Bulldog (1), Spaniel - Springer (unspecified) (1).

Leading clinical signs: Diarrhoea (6), Vomiting (5), Death by euthanasia (4), Lack of efficacy - NOS (3). Outcome, 20 coded reports: Ongoing leads at 35.0%.

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.