Reaction profile

The FDA adverse-event record for abnormal tail posture

74 FDA adverse-event reports reference abnormal tail posture (VeDDRA 3107). Plate codes and volume neighbourhood below; species, breeds, and drugs follow.

#1541 of 2,481
by report volume (all reactions)
74
reports citing this reaction
18.9%
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. Abnormal tail posture has 74 reports now versus 69 in that prior snapshot: 5 more (7.2%).

Report change
+5
Death-coded reports
+0
Death-coded share
−1.4 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 Abnormal tail posture changes

FDA AER · VeDDRA plate

Code 3107 VOL-LOW

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

  • VOL-LOW 74 reports
  • DEATH-ELEV 18.9%
  • MID-PACK #1541/2481
  • PHOTO-FINISH Allergic oedema
  • SPECIES-DOG Dog · 65
  • DRUG-LEAD Bedinvetmab · 21
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Allergic oedema (±0 reports)

Instrument codes from this reaction’s FDA CVM adverse-event extract: volume band, death-coded share, corpus rank, photo-finish peer, lead species, lead drug, breed desk, and book completeness. Not a clinical diagnosis.

Report-volume neighbourhood around Abnormal tail posture

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

Vomiting · highest174348Abnormal tail posture · this…74Allergic oedema · near74Bronchopulmonary infl… · near74Cervical ventroflexion · near74Coughing blood · near74Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Abnormal tail posture

What the FDA AER plate says about Abnormal tail posture

Signature read: report volume at 74 (#1541 of 2,481) is the standout scale stamp on Abnormal tail posture. Report volume sits in the middle third of the reaction corpus. 14 of 74 reports were death-coded (18.9% of named reports, not a population mortality rate). Nearest volume peer: Allergic oedema (±0 reports). Lead species Dog (65). Lead co-reported drug Bedinvetmab (21).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Bedinvetmab appears in filings alongside this reaction; that is association, not causation. Browse the full reactions index or the about page for how PlainBreed frames FDA CVM extracts.

Species Most Affected

Dog 65
Cat 8
Cattle 1

Breeds Most Affected

Crossbred Canine/dog 9
Retriever - Labrador 8
Shih Tzu 5
Dog (unknown) 3
Poodle - Miniature 3
Chihuahua 3
Domestic Longhair 3
Spitz - German Pomeranian 2
Domestic Shorthair 2
Collie - Border 2

Associated Drugs

Bedinvetmab 21
Pyrantel Pamoate;Sarolaner 8
Fluralaner 13.64% 12-Week Chew 6
Gabapentin 5
Nitenpyram 4
Carprofen 4
Prednisolone 3
Oclacitinib Maleate 3
Milbemycin Oxime + Praziquantel 3
Frunevetmab 2
Pregabalin 2
Afoxolaner 2
Galliprant 2
Lotilaner 2
Milbemycin/Lufenuron/Pzq Chew 2
Methocarbamol 2
Mirtazapine 2
Lotilaner,Moxidectin,Praziquantel,Pyrantel Pamoate 2
Maropitant Citrate 2
Moxidectin 2

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Abnormal tail posture, 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 (74 here).

Similar death-coded share

Nearest other reactions by death-coded share (18.9% 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 Abnormal tail posture (#1541 of 2,481 by report volume); death-coded 18.9%. PlainBreed reaction plate · report volume stamp 74 · 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 →