Reaction profile

The FDA adverse-event record for inappropriate preparation of medication

148 FDA adverse-event reports reference inappropriate preparation of medication (VeDDRA 99831). Plate codes and volume neighbourhood below; species, breeds, and drugs follow.

#1195 of 2,481
by report volume (all reactions)
148
reports citing this reaction
24.3%
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. Inappropriate preparation of medication has 148 reports now versus 146 in that prior snapshot: 2 more (1.4%).

Report change
+2
Death-coded reports
+0
Death-coded share
−0.3 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 Inappropriate preparation of medication changes

FDA AER · VeDDRA plate

Code 99831 VOL-LOW

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

  • VOL-LOW 148 reports
  • DEATH-HOT 24.3%
  • MID-PACK #1195/2481
  • PHOTO-FINISH Excess tear flow
  • SPECIES-DOG Dog · 67
  • DRUG-LEAD Monensin · 24
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Excess tear flow (±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 Inappropriate preparation of medication

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

Vomiting · highest174348Abnormal ECG · near149Excess tear flow · near148Inappropriate prepara… · thi…148Internal ear disorder · near148Prescribing error · near148Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Inappropriate preparation of medication

Inappropriate preparation of medication: high death-coded share in the FDA AER plate

Signature read: Inappropriate preparation of medication's 24.3% 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: 36 of 148 reports (24.3% of named reports). Nearest volume peer: Excess tear flow (±0 reports). Lead species Dog (67). Lead co-reported drug Monensin (24).

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 67
Cat 25
Cattle 20
Turkey 10
Unknown 9
Chicken 7
Human 3
Pig 2
Sheep 1
Quail 1

Breeds Most Affected

Unknown 15
Domestic Shorthair 12
Crossbred Canine/dog 11
Turkey (unknown) 10
Crossbred Bovine/Cattle 8
Chicken (unknown) 7
Cattle (unknown) 7
Dog (unknown) 6
Retriever - Labrador 5
Chihuahua 4

Associated Drugs

Monensin 24
Nitenpyram 15
Milbemycin Oxime + Spinosad 13
Dexmedetomidine Hydrochloride 10
Spinosad 7
Insulin Injectable Vial 7
Imidacloprid + Moxidectin 6
Butorphanol 6
Narasin, Nicarbazin 5
Tiletamine Hcl; Zolazapam Hcl 5
Trilostane 5
Fenbendazol Granules 5
Lasalocid 4
Carprofen 4
Melengestrol Acetate 3
Selamectin 3
Amoxicillin (As Trihydrate); Clavulanate Potassium ( K-Clavulanate) 3
Butorphanol Injectable 3
Ivermectin + Pyrantel As Pamoate Salt 3
Afoxolaner 3

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Inappropriate preparation of medication, 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 (148 here).

Similar death-coded share

Nearest other reactions by death-coded share (24.3% 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 Inappropriate preparation of medication (#1195 of 2,481 by report volume); death-coded 24.3%. PlainBreed reaction plate · death-coded share stamp 24.3% · 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 →