Reaction profile

The FDA adverse-event record for spleen torsion

12 FDA adverse-event reports reference spleen torsion (VeDDRA 2106). See the species, breeds, and drugs most associated with it below.

12
reports citing this reaction
75.0%
death-coded share
Dog
most-affected species
Carprofen (Unknown)
most-associated drug
Verify with FDA CVM →
12
Total Reports
9
Deaths
75.0%
Death Rate

Species Most Affected

Dog 9
Pig 2
Cat 1

Breeds Most Affected

Shepherd Dog - German 4
Bulldog 1
Doberman Pinscher 1
Boxer (German Boxer) 1
Pig (unknown) 1
Terrier - Parson Russell 1
Domestic Shorthair 1
Commercial hybrid 1
Beagle 1

Associated Drugs

Carprofen (Unknown) 3
Bedinvetmab 3
Gabapentin 3
Polysulfated Glycosaminoglycan 3
Hcg (Fd) Injectable 2
Grapiprant 2
Robenacoxib 2
Oclacitinib Maleate 2
Tramadol 2
Pancreatic Supplement 2
Vaccines (Unknown) 2
Glucosamine (Unknown) 2
Ivermectin/Pyrantel Pamoate Chewable 136Mcg/326Mg 1
Milbemycin Oxime + Spinosad 1
Imidacloprid + Moxidectin 1
Epinephrine 1
Investigational Equine Chorionic Gonadotropin Analog (120 Iu) 1
Device: Surgical Instruments 1
Lufenuron + Milbemycin Oxime 1
Lufenuron + Milbemycin Oxime + Praziquantel 1

Spleen torsion Reaction Insights

12 reports name Spleen torsion; 9 recorded a death outcome (75.0% of reported events, not a population-level mortality rate). VeDDRA code: 2106.

By species: Dog (9 reports), Pig (2 reports), Cat (1 reports). By breed: Shepherd Dog - German (4), Bulldog (1), Doberman Pinscher (1).

Most co-reported drugs: Carprofen (Unknown) (3 reports), Bedinvetmab (3 reports), Gabapentin (3 reports), Polysulfated Glycosaminoglycan (3 reports).

Read these counts as reporting volume, not risk: per our methodology, co-reporting reflects temporal association captured in voluntary submissions, not proof that a drug caused this reaction. A widely-prescribed drug will rack up more raw co-reports at an identical true rate than a rarely-used one, so compare within similar-exposure products.

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.