Reaction profile

The FDA adverse-event record for magnesium high, blood

73 FDA adverse-event reports reference magnesium high, blood (VeDDRA 99282). Plate codes and volume neighbourhood below; species, breeds, and drugs follow.

#1549 of 2,481
by report volume (all reactions)
73
reports citing this reaction
43.8%
death-coded share
Dog
most-affected species

Release-over-release change

What changed in the latest FDA data snapshot

PlainBreed reconstructed the prior snapshot from dated openFDA partitions through 2025 Q4, then compared it with the 2026-07-27 openFDA export. MAGNESIUM HIGH, BLOOD has 73 reports now versus 72 in that prior snapshot: 1 more (1.4%).

Report change
+1
Death-coded reports
+0
Death-coded share
−0.6 pts

This compares reported-event counts in two source snapshots. It does not establish a change in real-world risk, product safety, or disease incidence.

Subscribe to MAGNESIUM HIGH, BLOOD changes

FDA AER · VeDDRA plate

Code 99282 VOL-LOW

VOL-LOW · DEATH-HOT · MID-PACK · PHOTO-FINISH · SPECIES-DOG · DRUG-LEAD · DESK-WIDE · BOOK-FULL

  • VOL-LOW 73 reports
  • DEATH-HOT 43.8%
  • MID-PACK #1549/2481
  • PHOTO-FINISH Depressed ocular refl…
  • SPECIES-DOG Dog · 48
  • DRUG-LEAD Meloxicam · 11
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Depressed ocular reflex (±0 reports)

Upper-third death-coded share drives the outcome stamps on this plate; volume band, corpus rank, and co-report peers follow. Not a clinical diagnosis.

Report-volume neighbourhood around MAGNESIUM HIGH, BLOOD

Highest and lowest poles plus nearest volume peers, not a full 2,500-reaction corpus board reprint.

Vomiting · highest174348Depressed ocular refl… · near73MAGNESIUM HIGH, BLOOD · this…73Mopey · near73Muscle contracture · near73Synovitis · near73Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around MAGNESIUM HIGH, BLOOD

MAGNESIUM HIGH, BLOOD: high death-coded share in the FDA AER plate

Signature read: MAGNESIUM HIGH, BLOOD's 43.8% death-coded share is among the highest in the openFDA reaction corpus. Report volume sits in the middle third of the reaction corpus. Death-coded share is upper-third: 32 of 73 reports (43.8% of named reports). Nearest volume peer: Depressed ocular reflex (±0 reports). Lead species Dog (48). Lead co-reported drug Meloxicam (11).

Read these counts as reporting volume, not risk: per our methodology, A high death-coded share in FDA filings does not prove causation; co-reporting is voluntary temporal association only. Browse the full reactions index or the about page for how PlainBreed frames FDA CVM extracts.

Species Most Affected

Dog 48
Cat 24
Cattle 1

Breeds Most Affected

Domestic Shorthair 12
Domestic (unspecified) 9
Retriever - Labrador 7
Crossbred Canine/dog 4
Retriever - Golden 4
Shih Tzu 3
Pinscher - Miniature 3
Poodle (unspecified) 2
Mixed (Dog) 2
Poodle - Toy 2

Associated Drugs

Meloxicam 11
Milbemycin Oxime + Spinosad 7
Spinosad 6
Trilostane 5
Afoxolaner 5
Polysulfated Glycosaminoglycan 4
Ivermectin + Pyrantel As Pamoate Salt 4
Maropitant Citrate 3
Cefovecin 3
Tramadol 3
Cefovecin Sodium 2
Rabies Vaccine 2
Famotidine 2
Milk Thistle 2
Firocoxib 2
Emodepside + Praziquantel 2
Prednisone 2
Nitenpyram 2
Insulin 2
Diphenhydramine 2

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for MAGNESIUM HIGH, BLOOD, both floored at ≥50 reports so the neighborhoods stay in the advertised mass (the volume chart above is the unfloored photo-finish strip).

Similar report volume

Nearest other reactions by FDA report count (73 here).

Similar death-coded share

Nearest other reactions by death-coded share (43.8% here), distinct from the volume row.

What to do with this reaction

A report does not prove a drug caused the reaction; consult a veterinarian before acting on this data.

Source: FDA Center for Veterinary Medicine openFDA Animal & Veterinary Adverse Events (CVM AER) · 2025

openFDA Animal & Veterinary Adverse Events (FDA CVM) for MAGNESIUM HIGH, BLOOD (#1549 of 2,481 by report volume); death-coded 43.8%. PlainBreed reaction plate · death-coded share stamp 43.8% · vintage 2025.

Informational only. FDA adverse-event reports are voluntary and do not prove causation; consult a veterinarian before acting on them. Verify with FDA CVM →