Drug profile

The FDA adverse-event record for Vitamin D3

12 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Vitamin D3. See the species affected, top reactions, and outcomes below.

12
adverse-event reports
8.3%
death-coded share
Human
most-reported species
4
Accidental exposure - top reaction
Verify with FDA CVM →
Important: Adverse event reports do not establish that a drug caused or contributed to the event. Consult your veterinarian before making treatment decisions.
12
Total Reports
1
Deaths Reported
8.3%
Death Rate

Active Ingredients

Vitamin D3

Administration Routes

UnknownOral

Species Affected

Human 8
Dog 4

Most Affected Breeds

Unknown 8
Spaniel - Cocker American 2
Bulldog 1
Terrier - Boston 1

Most Reported Reactions

Accidental exposure 4
Diarrhoea 3
Vomiting 2
Lethargy (see also Central nervous system depression in 'Neurological') 2
Decreased appetite 2
Reverse sneezing 2
Fatigue 2
Polydipsia 1
Polyuria 1
Drug prescribing error 1
Weight loss 1
High blood pressure 1

Outcome Breakdown

Recovered/Normal
7 (58.3%)
Outcome Unknown
3 (25.0%)
Ongoing
1 (8.3%)
Died
1 (8.3%)

Vitamin D3 Adverse Event Insights

12 reports name Vitamin D3; 1 recorded a death outcome (8.3% of reported events, not a population-level mortality rate). Active ingredient: Vitamin D3. Administration routes: Unknown, Oral.

By species: Human (8 reports), Dog (4 reports). By breed: Unknown (8), Spaniel - Cocker American (2), Bulldog (1).

Leading clinical signs: Accidental exposure (4), Diarrhoea (3), Vomiting (2), Lethargy (see also Central nervous system depression in 'Neurological') (2). Outcome, 12 coded reports: Recovered/Normal leads at 58.3%.

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.